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		<h1>THÉP TẤM A572</h1>
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			<li>Thứ sáu - 23/11/2018 18:27</li>
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			<h2>Thép tấm A572 thường được sử dụng trong các ứng dụng kết cấu, thiết bị xây dựng hạng nặng, kết cấu xây dựng, hệ thống neo nhiệm vụ nặng nề, khung xe, cột, lớp lót, băng tải, hình dạng kết cấu thép, và các ứng dụng đòi hỏi cường độ cao mỗi tỷ lệ trọng lượng.</h2>
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			<h2>Định danh</h2>
&nbsp;

<table border="1" cellpadding="0" cellspacing="0" width="100%">
	<tbody>
		<tr>
			<td>Qui cách</td>
			<td>Thép tấm A572</td>
		</tr>
		<tr>
			<td>Vật liệu</td>
			<td>A572-Gr.42, A572-Gr.45, A572-Gr.50, A572-Gr.60, A572-Gr.65</td>
		</tr>
		<tr>
			<td>Kích thước</td>
			<td>Độ dày : 8mm-200mm,<br  />
			Rộng: 1500-3000mm,<br  />
			Dài : 3000-12000mm</td>
		</tr>
		<tr>
			<td>Tiêu chuẩn</td>
			<td>ASTM A572 thép cấu trúc chung cường độ cao hợp kim thấp của<br  />
			Columbium-Vanadium</td>
		</tr>
		<tr>
			<td>Kỹ thuật</td>
			<td>Thép tấm cuốn nóng có khả năng hàn</td>
		</tr>
		<tr>
			<td>Xuất xứ</td>
			<td>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; Nhật Bản, Hàn Quốc, Mỹ, Trung Quốc</td>
		</tr>
	</tbody>
</table>
&nbsp;<br  />
<strong>&nbsp;Thành phần hóa học</strong>&nbsp;

<table align="left" border="1" cellpadding="0" cellspacing="0" width="100%">
	<tbody>
		<tr>
			<td colspan="9" nowrap="nowrap">&nbsp;</td>
		</tr>
		<tr>
			<td nowrap="nowrap" rowspan="2">Grade</td>
			<td colspan="8" nowrap="nowrap">Max (%)</td>
		</tr>
		<tr>
			<td nowrap="nowrap">C</td>
			<td nowrap="nowrap">Si</td>
			<td nowrap="nowrap">Mn</td>
			<td nowrap="nowrap">P</td>
			<td nowrap="nowrap">S</td>
			<td nowrap="nowrap">V</td>
			<td nowrap="nowrap">Ni</td>
			<td nowrap="nowrap">Co</td>
		</tr>
		<tr>
			<td nowrap="nowrap">A572 Grade 42</td>
			<td nowrap="nowrap">0.21</td>
			<td nowrap="nowrap">0.4</td>
			<td nowrap="nowrap">1.35</td>
			<td nowrap="nowrap">0.04</td>
			<td nowrap="nowrap">0.05</td>
			<td nowrap="nowrap">0.06</td>
			<td nowrap="nowrap">0.015</td>
			<td nowrap="nowrap">0.05</td>
		</tr>
		<tr>
			<td nowrap="nowrap">A572 Grade 50</td>
			<td nowrap="nowrap">0.23</td>
			<td nowrap="nowrap">0.4</td>
			<td nowrap="nowrap">1.35</td>
			<td nowrap="nowrap">0.04</td>
			<td nowrap="nowrap">0.05</td>
			<td nowrap="nowrap">0.06</td>
			<td nowrap="nowrap">0.015</td>
			<td nowrap="nowrap">0.05</td>
		</tr>
		<tr>
			<td nowrap="nowrap">A572 Grade55</td>
			<td nowrap="nowrap">0.25</td>
			<td nowrap="nowrap">0.4</td>
			<td nowrap="nowrap">1.35</td>
			<td nowrap="nowrap">0.04</td>
			<td nowrap="nowrap">0.05</td>
			<td nowrap="nowrap">0.06</td>
			<td nowrap="nowrap">0.015</td>
			<td nowrap="nowrap">0.05</td>
		</tr>
		<tr>
			<td nowrap="nowrap">A572 Grade 60</td>
			<td nowrap="nowrap">0.26</td>
			<td nowrap="nowrap">0.4</td>
			<td nowrap="nowrap">1.35</td>
			<td nowrap="nowrap">0.04</td>
			<td nowrap="nowrap">0.05</td>
			<td nowrap="nowrap">0.06</td>
			<td nowrap="nowrap">0.015</td>
			<td nowrap="nowrap">0.05</td>
		</tr>
		<tr>
			<td nowrap="nowrap">A572 Grade 65</td>
			<td nowrap="nowrap">0.23</td>
			<td nowrap="nowrap">0.4</td>
			<td nowrap="nowrap">1.35</td>
			<td nowrap="nowrap">0.04</td>
			<td nowrap="nowrap">0.05</td>
			<td nowrap="nowrap">0.06</td>
			<td nowrap="nowrap">0.015</td>
			<td nowrap="nowrap">0.05</td>
		</tr>
	</tbody>
</table>
<br clear="all" />
&nbsp;<br  />
&nbsp;<br  />
<strong>Tính chất cơ lý&nbsp;</strong>

<table border="1" cellpadding="0" cellspacing="0">
	<tbody>
		<tr>
			<td nowrap="nowrap">&nbsp; &nbsp; &nbsp; Grade &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;</td>
			<td nowrap="nowrap">&nbsp; &nbsp; &nbsp; Độ dày &nbsp; &nbsp;(mm) &nbsp;</td>
			<td nowrap="nowrap">&nbsp; Min Yield &nbsp; (Mpa) &nbsp; &nbsp;</td>
			<td nowrap="nowrap">Tensile &nbsp; (MPa) &nbsp;</td>
			<td nowrap="nowrap">Độ dãn dài &nbsp; (%)</td>
		</tr>
		<tr>
			<td nowrap="nowrap" rowspan="2">572 Grade 42</td>
			<td nowrap="nowrap">8mm-50mm</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			&nbsp;<br  />
			290Mpa<br  />
			&nbsp;</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			&nbsp;<br  />
			415Mpa<br  />
			&nbsp;</td>
			<td nowrap="nowrap">24%</td>
		</tr>
		<tr>
			<td nowrap="nowrap">50mm-200mm</td>
			<td nowrap="nowrap">20%</td>
		</tr>
		<tr>
			<td nowrap="nowrap" rowspan="2">A572 Grade 50</td>
			<td nowrap="nowrap">8mm-50mm</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			&nbsp;<br  />
			345Mpa<br  />
			&nbsp;</td>
			<td nowrap="nowrap" rowspan="2">450Mpa<br  />
			&nbsp;</td>
			<td nowrap="nowrap">21%</td>
		</tr>
		<tr>
			<td nowrap="nowrap">50mm-200mm</td>
			<td nowrap="nowrap">18%</td>
		</tr>
		<tr>
			<td nowrap="nowrap" rowspan="2">A572 Grade 55</td>
			<td nowrap="nowrap">8mm-50mm</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			&nbsp;<br  />
			380Mpa<br  />
			&nbsp;</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			&nbsp;<br  />
			485Mpa<br  />
			&nbsp;</td>
			<td nowrap="nowrap">20%</td>
		</tr>
		<tr>
			<td nowrap="nowrap">50mm-200mm</td>
			<td nowrap="nowrap">17%</td>
		</tr>
		<tr>
			<td nowrap="nowrap" rowspan="2">A572 Grade 60</td>
			<td nowrap="nowrap">8mm-50mm</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			&nbsp;<br  />
			415Mpa<br  />
			&nbsp;</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			&nbsp;<br  />
			520Mpa<br  />
			&nbsp;</td>
			<td nowrap="nowrap">20%</td>
		</tr>
		<tr>
			<td nowrap="nowrap">50mm-200mm</td>
			<td nowrap="nowrap">24%</td>
		</tr>
		<tr>
			<td nowrap="nowrap" rowspan="2">A572 Grade 65</td>
			<td nowrap="nowrap">8mm-50mm</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			450Mpa</td>
			<td nowrap="nowrap" rowspan="2">&nbsp;<br  />
			550Mpa</td>
			<td nowrap="nowrap">17%</td>
		</tr>
		<tr>
			<td nowrap="nowrap">50mm-200mm</td>
			<td nowrap="nowrap">15%</td>
		</tr>
	</tbody>
</table>
&nbsp;
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				<strong>Tác giả bài viết:</strong>
				Thép Thuận Thiên
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