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		<h1>THÉP TRÒN 1020</h1>
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			<li>Thứ ba - 08/10/2019 10:31</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"><span style="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Thép tròn 1020 là thép carbon hàm lượng thấp, đã qua quá trình nhiệt luyện, tôi, ram, làm cứng. Thép tròn 1020 được gọi là thép carbon hợp kim thấp giữa carbon, Crom, nicken, molip. Độ cứng của thép có thể đạt được tối đa 250HB</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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">THÉP TRÒN 1020 </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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Thép tròn 1020 là thép carbon hàm lượng thấp, đã qua quá trình nhiệt luyện, tôi, ram, làm cứng. Thép tròn 1020 được gọi là thép carbon hợp kim thấp giữa carbon, Crom, nicken, molip. Độ cứng của thép có thể đạt được tối đa 250HB</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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Mác thép tương đương</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="line-height:150%"><span style="color:black">ASTM A29/A29M</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="line-height:150%"><span style="color:black">&nbsp;DIN&nbsp;EN 10083/3 </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="line-height:150%"><span style="color:black">JIS G4053 </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="line-height:150%"><span style="color:black">GB theo tiêu chuẩn trung quốc</span></span></span></span></span></span><br  />
&nbsp;
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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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Hình dạng</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="line-height:150%"><span style="color:black">Thép carbon 1020 có các loại: thép tròn đặc, thép tấm, thép lục giác, thép ống.</span></span></span></span></span></span><br  />
&nbsp;
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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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Thành phần hoá học</span></span></b></span></span></span></span>

<table border="1" class="Table" style="background:white;border-collapse:collapse;border:solid rgb(240, 240, 240);width:594.0pt;" width="792">
	<tbody>
		<tr>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:50.25pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="67"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">C(</span></span><span style="line-height:150%"><span style="font-family:&#039;MS Gothic&#039;"><span style="color:black">％</span></span></span><span style="line-height:150%"><span style="color:black">)</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:51.75pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="69"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">0.17</span></span><span style="line-height:150%"><span style="font-family:&#039;MS Gothic&#039;"><span style="color:black">～</span></span></span><span style="line-height:150%"><span style="color:black">0.24</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:66.75pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="89"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Si(</span></span><span style="line-height:150%"><span style="font-family:&#039;MS Gothic&#039;"><span style="color:black">％</span></span></span><span style="line-height:150%"><span style="color:black">)</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:75.75pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="101"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">0.40 max</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:53.25pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="71"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Mn(</span></span><span style="line-height:150%"><span style="font-family:&#039;MS Gothic&#039;"><span style="color:black">％</span></span></span><span style="line-height:150%"><span style="color:black">)</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:51.0pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="68"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">0.40</span></span><span style="line-height:150%"><span style="font-family:&#039;MS Gothic&#039;"><span style="color:black">～</span></span></span><span style="line-height:150%"><span style="color:black">0.70</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:51.0pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="68"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">P(</span></span><span style="line-height:150%"><span style="font-family:&#039;MS Gothic&#039;"><span style="color:black">％</span></span></span><span style="line-height:150%"><span style="color:black">)</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:63.0pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="84"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">0.035 max</span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:50.25pt; border-top:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="67"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">S(</span></span><span style="line-height:150%"><span style="font-family:&#039;MS Gothic&#039;"><span style="color:black">％</span></span></span><span style="line-height:150%"><span style="color:black">)</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:51.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="69"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">0.0350 max</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:66.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="89"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">&nbsp;&nbsp;Cr(%)</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:75.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="101"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">0.40 max</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:53.25pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="71"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Mo(%)</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:51.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="68"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">0.10 max</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Ni(%)</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">0.40 max</span></span></span></span></span></td>
		</tr>
	</tbody>
</table>

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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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Mác thép tương đương</span></span></b></span></span></span></span>

<table border="1" class="Table" style="background:white;border-collapse:collapse;border:solid rgb(240, 240, 240);width:612.0pt;" width="816">
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			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:48.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="64"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">USA</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:55.5pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="74"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Germany</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:42.75pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="57"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">China</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:41.25pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="55"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Japan</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:54.75pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="73"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">France</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:48.0pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="64"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">England</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:24.0pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="32"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Italy</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:30.0pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Poland</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:34.5pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="46"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">ISO</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:38.25pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="51"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Austria</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:33.75pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="45"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Sweden</span></span></span></span></span></td>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:33.0pt; border-left:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="44"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Spain</span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:48.0pt; border-top:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="64"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">ASTM/AISI/UNS/SAE</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:55.5pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="74"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">DIN W N-r</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:42.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="57"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">GB</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:41.25pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="55"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">JIS</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:54.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="73"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">AFNOR</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:48.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="64"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">BS</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:24.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="32"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">UNI</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:30.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="40"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">PN</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:34.5pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="46"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">ISO</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:38.25pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="51"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">ONORM</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:33.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="45"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">SS</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:33.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="44"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">UNE</span></span></span></span></span></td>
		</tr>
		<tr>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:48.0pt; border-top:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="64"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">1020/ G10200</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:55.5pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="74"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">C22E/Ck22/S20C</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:42.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="57"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">20</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:41.25pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="55"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">S20C</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:54.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="73"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">&nbsp;C22E /&nbsp; XC18</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:48.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="64"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">&nbsp;&nbsp;C22E/&nbsp; 070M20</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:24.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="32">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:30.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="40">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:34.5pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="46">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:38.25pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="51">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:33.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="45"><span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">&nbsp;1435</span></span></span></span></span></td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:33.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="44">&nbsp;</td>
		</tr>
		<tr>
			<td style="border:solid rgb(240, 240, 240); 1.0pt; background:white; width:48.0pt; border-top:none; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="64">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:55.5pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="74">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:42.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="57">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:41.25pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="55">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:54.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="73">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:48.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="64">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:24.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="32">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:30.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="40">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:34.5pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="46">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:38.25pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="51">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:33.75pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="45">&nbsp;</td>
			<td style="border-bottom:solid rgb(240, 240, 240); 1.0pt; background:white; width:33.0pt; border-top:none; border-left:none; border-right:solid rgb(240, 240, 240); 1.0pt; padding:4.5pt 4.5pt 4.5pt 4.5pt" width="44">&nbsp;</td>
		</tr>
	</tbody>
</table>

<div align="center" style="margin-bottom:.0001pt; text-align:center; margin:0cm 0cm 8pt">
<hr align="center" noshade="noshade" size="2" style="color:black" width="100%" /></div>

<ul>
	<li style="margin:0cm; margin-bottom:.0001pt"><span style="font-size:14pt"><span style="background:white"><span style="line-height:150%"><span style="tab-stops:list 36.0pt"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%"><span style="color:black">Quá trình nhiệt luyện</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="line-height:150%"><span style="color:black">Ủ thép</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="line-height:150%"><span style="color:black">Nhiệt độ nhiệt luyện ℃ | Ủ thép: 650-700, sau đó giữ cho thép tạo thành khuôn. Làm lạnh trong lò và độ cứng sau khi ủ có thể đạt ≤HBS: 156</span></span></span></span></span></span>

<ul>
	<li style="margin:0cm; margin-bottom:.0001pt"><span style="font-size:14pt"><span style="background:white"><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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Làm cứng thép</span></span></b></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="line-height:150%"><span style="color:black">Nhiệt độ nhiệt trị / ℃ | Thường hoá thép: 880 to 910</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="line-height:150%"><span style="color:black">Nhiệt độ nhiệt trị / ℃ | Tôi: 860 ~ 890 nước</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="line-height:150%"><span style="color:black">Nhiệt độ nhiệt trị / ℃ | Ram: 540 - 680</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="line-height:150%"><span style="color:black">Sau khi tôi, độ bền kéo đạt| σb≥ / MPa: 550 ~ 700</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="line-height:150%"><span style="color:black">Sau khi tôi, giới hạn chảy đạt| σs≥ / MPa: 350</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="line-height:150%"><span style="color:black">Tính chất vật lý| δ5≥ / (%): 20</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="line-height:150%"><span style="color:black">Tính chất vật lý sau khi tôi| ψ≥ / (%): 50</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="line-height:150%"><span style="color:black">Tính chất vật lý sau khi tôi | AKV</span></span><span style="line-height:150%"><span style="font-family:&#039;Cambria Math&#039;,serif"><span style="color:black">①</span></span></span><span style="line-height:150%"><span style="color:black">≥ / J: 55</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="line-height:150%"><span style="color:black">Độ dày/ mm: ≤16</span></span></span></span></span></span>

<ul>
	<li style="margin:0cm; margin-bottom:.0001pt"><span style="font-size:14pt"><span style="background:white"><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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Rèn thép</span></span></b></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="line-height:150%"><span style="color:black">Nhiệt độ tiến hành rèn/ ℃: 1100 ~ 900</span></span></span></span></span></span>

<div align="center" style="margin-bottom:.0001pt; text-align:center; margin:0cm 0cm 8pt">
<hr align="center" noshade="noshade" size="2" style="color:black" width="100%" /></div>
<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="border:none windowtext 1.0pt; line-height:150%; padding:0cm"><span style="color:black">Tính chất cơ lý</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="line-height:150%"><span style="color:black">Sau khi ủ thép</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="line-height:150%"><span style="color:black">Độ bền kéo σb (MPa): ≥600 (61)</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="line-height:150%"><span style="color:black">Giới hạn chảy σs (MPa): ≥355 (36)</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="line-height:150%"><span style="color:black">Độ dãn dài δ5 (%): ≥16</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="line-height:150%"><span style="color:black">Giảm diện tích ψ (%): ≥40</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="line-height:150%"><span style="color:black">Năng lượng va đập Akv (J): ≥39</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="line-height:150%"><span style="color:black">Test độ cứng αkv (J / cm2): ≥49 (5)</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="line-height:150%"><span style="color:black">Độ cứng chưa nhiệt trị, ≤229HB; thép đã được ủ, ≤197HB</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="line-height:150%"><span style="color:black">Vật mẫu 25mm</span></span></span></span></span></span>

<div align="center" style="margin-bottom:.0001pt; text-align:center; margin:0cm 0cm 8pt">
<hr align="center" noshade="noshade" size="2" style="color:black" width="100%" /></div>
<span style="font-size:14pt"><span style="line-height:150%"><span style="font-family:&#039;Times New Roman&#039;,serif"><span style="line-height:150%">Ứng dụng</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="line-height:150%">Thép 1020 &nbsp;được sử dụng rộng rãi cho tất cả các ứng dụng công nghiệp đòi hỏi khả năng chống mài mòn và độ bền cao hơn. Các ứng dụng điển hình như:</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="line-height:150%">Trục, ổ cán, con lăn, Ổ cắm, Trục, Trục Trục giun, Bu lông, Bánh răng nhẹ,Trục khuỷu Thanh dẫn hướng Thanh kết nối Thanh xoắn, kẹp thủy lực</span></span></span></span><br  />
<img alt="thep tron 1020" height="562" src="http://www.thepthuanthien.com/uploads/news/2019_10/thep-tron-1020.jpg" width="750" /><br  />
<img alt="img20191010091612" height="563" src="http://www.thepthuanthien.com/uploads/news/2019_10/img20191010091612.jpg" width="750" />
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