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		<h1>THÉP TRÒN H13 &#40;AISI H13&#41;</h1>
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			<li>Thứ năm - 03/10/2019 11:10</li>
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			<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">THÉP TRÒN H13</span></span></span></b></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Thép tròn H13 là thép Chrom công cụ cán nóng được sử dụng rộng rãi trong chế tạo công cụ. Thép công cụ H13 được phân loại trong nhón H theo tiêu chuẩn phân loại AISI. Chuỗi sản phẩm này bắt đầu từ H1 và kết thúc H19/</span></span></span></span></span></span></span>
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			<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">THÉP TRÒN H13</span></span></span></b></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Thép tròn H13 là thép Chrom công cụ cán nóng được sử dụng rộng rãi trong chế tạo công cụ. Thép công cụ H13 được phân loại trong nhón H theo tiêu chuẩn phân loại AISI. Chuỗi sản phẩm này bắt đầu từ H1 và kết thúc H19/</span></span></span></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Thép công cụ AISI H-13có đặc tính nổi bật:</span></span></span></span></span></span></span>
<ul>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%">Khả năng chống mài mòn tốt ở cả nhiệt độ thấp và cao</span></span></span></span></span></span></span></span></li>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%">Độ cứng tốt và độ dẻo cao</span></span></span></span></span></span></span></span></li>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%">Đồng nhất về chất, khả năng chế tạo máy cao, bề mặt bóng</span></span></span></span></span></span></span></span></li>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%">Độ bền cao trong môi trường có nhiệt độ biến đổi và chống lại độ mỏi của thép</span></span></span></span></span></span></span></span></li>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%">Tính chất được ổn định khi tôi và ram thép</span></span></span></span></span></span></span></span></li>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%">Hạn chế tối đa sự xáo trộn phân tử khi làm cứng thép</span></span></span></span></span></span></span></span></li>
</ul>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Thành phần Molyb và Vanadium cấu thành trong phân tử thép làm tăng cường độ bền kéo cho thép H13. Thành phần Chrome giúp thép H13 cưỡng lại sự mềm dẻo khi sử dụng thép ở nhiệt độ cao.</span></span></span></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Thép chết H-13 cung cấp một sự kết hợp tuyệt vời khả năng chống sốc và mài mòn, và sở hữu độ cứng màu đỏ tốt. Nó có khả năng chịu được sự làm mát nhanh chóng và chống lại việc kiểm tra nhiệt sớm. Thép công cụ H13 có khả năng gia công tốt, khả năng hàn tốt, độ dẻo tốt và có thể được hình thành bằng các phương tiện thông thường.</span></span></span></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Vì thép H13 là thép hợp kim nên chống lại sự mềm và sự mỏi vì nhiệt của thép. Thép AISI H13 được sử dụng rộng rãi trong chế tạo</span></span></span></span></span></span></span><br  />
<img alt="" height="667" src="http://www.thepthuanthien.com/uploads/news/2019_10/image-20191003112927-1.jpeg" width="1000" /><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1. Kích thước</span></span></span></b></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Thép tròn đặc H13 18mm – 400mm<br  />
Thép tấm: 16mm –500mm &nbsp;x 200mm – 800mm<br  />
Bề mặt:&nbsp;Đen, bề mặt cơ khí, bề mặt theo yêu cầu</span></span></span></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif">&nbsp;</span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">2. Mác thép tương đương</span></span></span></b></span></span></span></span>

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			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Xuất xứ</span></span></span></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mỹ</span></span></span></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Đức</span></span></span></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Nhật bản</span></span></span></span></span></span></td>
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		<tr>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Tiêu Chuẩn</span></span></span></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><u><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:black">ASTM A681</span></span></span></u></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><u><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:black">DIN EN ISO 4957</span></span></span></u></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><u><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:black">JIS G4404</span></span></span></u></span></span></span></td>
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		<tr>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mác thép</span></span></span></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">H13</span></span></span></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.2344/X40CrMoV5-1</span></span></span></span></span></span></td>
			<td style="background:white; width:149.25pt; padding:.75pt .75pt .75pt .75pt" width="199"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">SKD61</span></span></span></span></span></span></td>
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<br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">3. Thành phần hoá học</span></span></span></b></span></span></span></span>

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			<td style="background:white; width:116.25pt; padding:.75pt .75pt .75pt .75pt" width="155"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">ASTM A681</span></span></span></b></span></span></span></td>
			<td colspan="2" style="background:white; width:74.25pt; padding:.75pt .75pt .75pt .75pt" width="99"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">C</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mn</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">P</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">S</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Si</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Cr</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:74.25pt; padding:.75pt .75pt .75pt .75pt" width="99"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">V</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mo</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:116.25pt; padding:.75pt .75pt .75pt .75pt" width="155"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">H13</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.32</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.45</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.2</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.6</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.03</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.03</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.8</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.25</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">4.75</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">5.5</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.8</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.2</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.1</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.75</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:116.25pt; padding:.75pt .75pt .75pt .75pt" width="155"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">DIN ISO 4957</span></span></span></b></span></span></span></td>
			<td colspan="2" style="background:white; width:74.25pt; padding:.75pt .75pt .75pt .75pt" width="99"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">C</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mn</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">P</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">S</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Si</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Cr</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:74.25pt; padding:.75pt .75pt .75pt .75pt" width="99"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">V</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mo</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:116.25pt; padding:.75pt .75pt .75pt .75pt" width="155"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.2344 /X40CrMoV5-1</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.35</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.42</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.25</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.5</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.03</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.02</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.8</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.2</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">4.8</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">5.5</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.85</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.15</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.1</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.5</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:116.25pt; padding:.75pt .75pt .75pt .75pt" width="155"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">JIS G4404</span></span></span></b></span></span></span></td>
			<td colspan="2" style="background:white; width:74.25pt; padding:.75pt .75pt .75pt .75pt" width="99"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">C</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mn</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">P</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">S</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Si</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Cr</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:74.25pt; padding:.75pt .75pt .75pt .75pt" width="99"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">V</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:67.5pt; padding:.75pt .75pt .75pt .75pt" width="90"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mo</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:116.25pt; padding:.75pt .75pt .75pt .75pt" width="155"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">SKD61</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.35</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.42</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.25</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.5</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.03</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.02</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.8</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.2</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">4.8</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">5.5</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.8</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.15</span></span></span></span></span></span></td>
			<td style="background:white; width:30.0pt; padding:.75pt .75pt .75pt .75pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.0</span></span></span></span></span></span></td>
			<td style="background:white; width:36.75pt; padding:.75pt .75pt .75pt .75pt" width="49"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1.5</span></span></span></span></span></span></td>
		</tr>
	</tbody>
</table>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif">&nbsp;</span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">4. Tính chất cơ lý thép AISI H13 </span></span></span></b></span></span></span></span>

<table class="Table" style="width:100.0%; background:white; border-collapse:collapse; border:undefined" width="100%">
	<tbody>
		<tr>
			<td style="background:white; width:219.0pt; padding:.75pt .75pt .75pt .75pt" width="292"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Tính chất</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Hệ mét</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Imperial</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:219.0pt; padding:.75pt .75pt .75pt .75pt" width="292"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Độ bền kéo (@20°C/68°F,biến đổi theo nhiệt luyện)</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1200 – 1590 MPa</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">174000 – 231000 psi</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:219.0pt; padding:.75pt .75pt .75pt .75pt" width="292"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Giới hạn chảy (@20°C/68°F,biến đổi theo quá trình nhiệt luyện)</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1000 – 1380 MPa</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">145000 – 200000 psi</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:219.0pt; padding:.75pt .75pt .75pt .75pt" width="292"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Giảm diện tích (@20°C/68°F)</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">50.00%</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">50.00%</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:219.0pt; padding:.75pt .75pt .75pt .75pt" width="292"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Mô đum đàn hồi (@20°C/68°F)</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">215 GPa</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">31200 ksi</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:219.0pt; padding:.75pt .75pt .75pt .75pt" width="292"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Tỷ lệ độc</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.27-0.30</span></span></span></span></span></span></td>
			<td style="background:white; width:123.0pt; padding:.75pt .75pt .75pt .75pt" width="164"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">0.27-0.30</span></span></span></span></span></span></td>
		</tr>
	</tbody>
</table>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">5.&nbsp;Quá trình rèn thép H13</span></span></span></b></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Nung nóng tới nhiệt độ rèn thép từ từ và đồng nhất. Ngâm qua ở 1900 ° -2000 ° F và hâm nóng thường xuyên khi cần thiết, ngừng hoạt động khi nhiệt độ xuống dưới 1650 ° F. Sau khi rèn, làm nguội từ từ trong vôi, mica, tro khô hoặc lò nung. H-13 phải luôn được ủ sau khi rèn.</span></span></span></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">6.&nbsp;Nhiệt luyện thép AISI</span></span></span></b></span></span></span></span>

<ul>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%">&nbsp;ủ</span></span></b></span></span></span></span></span></span></li>
</ul>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Làm nóng từ từ đến 1550 ° -1650 ° F, giữ cho đến khi toàn bộ khối lượng được làm nóng qua và làm lạnh chậm trong lò (40F mỗi giờ) đến khoảng 1000 ° F, sau đó có thể tăng tốc độ làm mát. Các biện pháp phòng ngừa thích hợp phải được thực hiện để ngăn chặn quá trình cacbon hóa hoặc khử quá mức.</span></span></span></span></span></span></span>

<ul>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%">Giảm căng thẳng</span></span></b></span></span></span></span></span></span></li>
</ul>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Khi muốn làm giảm các biến dạng gia công, làm nóng từ từ đến 1050 ° -1250 ° F, cho phép cân bằng, và sau đó làm mát trong không khí tĩnh (Giảm căng thẳng). Â</span></span></span></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Làm nóng trước khi làm cứng</span></span></span></span></span></span></span><br  />
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Làm ấm nhẹ trước khi sạc vào lò nung nóng trước, nên hoạt động ở 1400 ° -1500 ° F.</span></span></span></span></span></span></span>

<ul>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%">&nbsp;<b>Làm cứng</b></span></span></span></span></span></span></span></span></li>
</ul>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Thép công cụ H13 là thép có độ cứng rất cao và cần được làm cứng bằng cách làm mát trong không khí tĩnh. Việc sử dụng một bể muối hoặc lò khí quyển được kiểm soát là mong muốn để giảm thiểu quá trình khử băng, và nếu không có sẵn, nên đóng gói cứng trong than cốc đã qua sử dụng. Nhiệt độ sử dụng thường là 1800 ° -1850 ° F, tùy thuộc vào phần kích thước.</span></span></span></span></span></span></span>

<ul>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%">Tôi</span></span></b></span></span></span></span></span></span></li>
</ul>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Làm nguội trong không khí tĩnh hoặc vụ nổ không khí khô. Nếu các hình thức phức tạp được làm cứng, có thể sử dụng một phương pháp làm nguội dầu bị gián đoạn. Làm nguội một phần trong dầu và loại bỏ khỏi bồn tắm khi nó chỉ mất màu (1000 ° -1100 ° F). Kết thúc việc làm mát xuống dưới 150 ° -125 ° F trong không khí, sau đó ủ ngay lập tức.</span></span></span></span></span></span></span>

<ul>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%">Ram</span></span></b></span></span></span></span></span></span></li>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%">Thực hành ủ có thể thay đổi theo kích thước và ứng dụng, nhưng thường được thực hiện trong phạm vi độ cứng thứ cấp tối đa hoặc cao hơn. Nên ủ đôi. Kết quả dưới đây là H13 được làm lạnh bằng không khí từ 1800 ° F và được ủ trong 4 giờ ở các nhiệt độ khác nhau. Các kết quả có thể được sử dụng như một hướng dẫn, lưu ý rằng các phần của phần nặng hoặc khối lượng có thể có độ cứng thấp hơn vài điểm.</span></span></span></span></span></span></span></span></li>
</ul>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">7.&nbsp;Ứng dụng</span></span></span></b></span></span></span></span>

<ul>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%">Làm công cụ ép, đùn</span></span></b></span></span></span></span></span></span></li>
</ul>

<table class="Table" style="width:100.0%; background:white; border-collapse:collapse; border:undefined" width="100%">
	<tbody>
		<tr>
			<td style="background:white; width:158.25pt; padding:.75pt .75pt .75pt .75pt" width="211"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Bộ phận</span></span></span></span></span></span></td>
			<td style="background:white; width:80.25pt; padding:.75pt .75pt .75pt .75pt" width="107"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Hợp kim nhôm và Mangan, HRC</span></span></span></span></span></span></td>
			<td style="background:white; width:105.0pt; padding:.75pt .75pt .75pt .75pt" width="140"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Hợp kim đồng</span></span></span></span></span></span><br  />
			<span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">HRC</span></span></span></span></span></span></td>
			<td style="background:white; width:51.75pt; padding:.75pt .75pt .75pt .75pt" width="69"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Inox, thép không gỉ</span></span></span></span></span></span><br  />
			<span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">HRC</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td rowspan="2" style="background:white; width:158.25pt; padding:.75pt .75pt .75pt .75pt" width="211">&nbsp;</td>
			<td style="background:white; width:80.25pt; padding:.75pt .75pt .75pt .75pt" width="107"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">44-50</span></span></span></span></span></span></td>
			<td style="background:white; width:105.0pt; padding:.75pt .75pt .75pt .75pt" width="140"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">43-47</span></span></span></span></span></span></td>
			<td style="background:white; width:51.75pt; padding:.75pt .75pt .75pt .75pt" width="69"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">45-50</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:80.25pt; padding:.75pt .75pt .75pt .75pt" width="107"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">41-50</span></span></span></span></span></span></td>
			<td style="background:white; width:105.0pt; padding:.75pt .75pt .75pt .75pt" width="140"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">40-48</span></span></span></span></span></span></td>
			<td style="background:white; width:51.75pt; padding:.75pt .75pt .75pt .75pt" width="69"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">40-48</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td rowspan="2" style="background:white; width:158.25pt; padding:.75pt .75pt .75pt .75pt" width="211"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Nhiệt hoá</span></span></span></span></span></span></td>
			<td style="background:white; width:80.25pt; padding:.75pt .75pt .75pt .75pt" width="107"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1,870-1,885°F</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:156.75pt; padding:.75pt .75pt .75pt .75pt" width="209"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1,900-1,920°F</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:80.25pt; padding:.75pt .75pt .75pt .75pt" width="107"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">(1,020-1,030°C)</span></span></span></span></span></span></td>
			<td colspan="2" style="background:white; width:156.75pt; padding:.75pt .75pt .75pt .75pt" width="209"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">(1,040-1,050°C)</span></span></span></span></span></span></td>
		</tr>
	</tbody>
</table>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif">&nbsp;</span></span></span></span>

<ul>
	<li style="text-align:justify; margin:0cm 0cm 8pt"><span style="font-size:14pt"><span style="background:white"><span style="color:rgb(51, 51, 51);"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><b><span style="font-size:13.0pt"><span style="line-height:150%">Thép công cụ đúc nhựa</span></span></b></span></span></span></span></span></span></li>
</ul>

<table class="Table" style="width:100.0%; background:white; border-collapse:collapse; border:undefined" width="100%">
	<tbody>
		<tr>
			<td style="background:white; width:167.25pt; padding:.75pt .75pt .75pt .75pt" width="223"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Thành phần</span></span></span></span></span></span></td>
			<td style="background:white; width:150.0pt; padding:.75pt .75pt .75pt .75pt" width="200"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Nhiệt hoá</span></span></span></span></span></span></td>
			<td style="background:white; width:35.25pt; padding:.75pt .75pt .75pt .75pt" width="47"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">HRC</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td rowspan="2" style="background:white; width:167.25pt; padding:.75pt .75pt .75pt .75pt" width="223"><br  />
			<span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Khuôn ép nén / chuyển khuôn</span></span></span></span></span></span></td>
			<td style="background:white; width:150.0pt; padding:.75pt .75pt .75pt .75pt" width="200"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">1,870-1,885°F (1,020-1,030°C)</span></span></span></span></span></span></td>
			<td rowspan="2" style="background:white; width:35.25pt; padding:.75pt .75pt .75pt .75pt" width="47"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">50-52</span></span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="background:white; width:150.0pt; padding:.75pt .75pt .75pt .75pt" width="200"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="font-size:13.0pt"><span style="line-height:150%"><span style="color:rgb(51, 51, 51);">Ram 480°F (250°C)</span></span></span></span></span></span></td>
		</tr>
	</tbody>
</table>
<span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif">&nbsp;</span></span></span></span><br  />
<br  />
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