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		<h1>Thép Ống Đúc Tiêu Chuẩn ASTM A519, SA519</h1>
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			Công Ty Thép Thành Dương chuyên cung cấp các loại Thép Ống Đúc Tiêu Chuẩn ASTM A519, SA519... Ngoài ra chúng tôi chuyên cung cấp Thép Tấm, Thép Ống, Thép Tròn Đặc, Thép Hộp, Thép Hình có xuất xứ từ Trung Quốc, Nhật Bản, Hàn Quốc, Thái Lan, Đài Loan, Châu âu...Chúng tôi xin cam kết về chất lượng hàng hóa, giấy tờ cũng như hình thước mua bán
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			<h2 style="text-align: center;"><span style="font-family:Arial,Helvetica,sans-serif;"><span style="font-size:20px;"><strong><img alt="Thép Ống Đúc Tiêu Chuẩn ASTM A519, SA519 (1)" height="600" src="https://thepthanhduong.com/uploads/news/2020/thep-ong-duc-tieu-chuan-astm-a519-sa519-1.jpg" width="800" /><br  />
Thép Ống Đúc Tiêu Chuẩn ASTM A519, SA519</strong></span></span></h2>

<h3><span style="font-size:16px;"><span style="font-family:Arial,Helvetica,sans-serif;"><strong>THÔNG TIN CHI TIẾT SẢN PHẨM</strong></span></span></h3>

<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;"><strong>Đặc điểm kĩ thuật:&nbsp;</strong></span></span></p>

<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;"><strong><a href="https://thepthanhduong.com/thep-ong-duc-thep-ong-han/thep-ong-duc-tieu-chuan-astm-api5l-258.html" rel="nofollow">Thép ống đúc A519</a></strong>&nbsp;bao gồm một số loại carbon và ống thép cơ khí&nbsp;hợp kim, thép hợp kim, hoặc hoàn thành nóng hoặc lạnh. Thép được sử dụng trong ống cơ học có thể được đúc bằng các thỏi hoặc có thể là dải sợi. Khi thép các cấp khác nhau được xếp theo thứ tự dải, cần xác định các vật liệu chuyển tiếp kết quả. Các ống liền mạch là một sản phẩm hình ống được làm mà không có một đường nối hàn. Nó thường được sản xuất bằng thép nóng, và nếu cần thiết, bằng cách làm lạnh sau đó các sản phẩm ống nóng làm việc để tạo ra hình dạng mong muốn, kích thước và tính chất. Các ống phải được trang bị theo các hình dạng sau: hình tròn, hình vuông, hình chữ nhật và các phần đặc biệt.</span></span></p>

<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;"><strong>Ứng dụng:<br  />
<a href="https://thepthanhduong.com/thep-ong-duc-thep-ong-han/ong-thep-duc-astm-a53-ong-thep-duc-astm-a106-ong-thep-duc-s45c-256.html" rel="nofollow">Ống thép đúc tiêu chuẩn ASTM A519</a></strong>&nbsp;được sử dụng trong&nbsp;cơ khí.&nbsp;Sử dụng cơ khí và áp lực, cũng như vận chuyển hơi, nước, khí đốt và vv<br  />
<br  />
<strong>Kích thước (mm):</strong></span></span></p>

<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;"><b>Thép ống đúc tiêu chuẩn ASTM A519 có:</b><br  />
Đường kính ngoài: 10-910mm<br  />
Độ mờ trên tường: 1-30mm<br  />
Chiều dài:&nbsp; từ 3m -&nbsp;14000m hoặc cắt quy cách theo yêu cầu</span></span></p>

<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;"><b>Mác thép:</b></span></span></p>

<ul>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">ASTM A519 1020</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">ASTM A519 1025</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">ASTM A519 1035</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">ASTM A519 1045</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">ASTM A519 4130</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">ASTM A519 4140</span></span></p>
	</li>
</ul>

<h4><span style="font-size:16px;"><span style="font-family:Arial,Helvetica,sans-serif;"><strong>THÀNH PHẦN HÓA HỌC&nbsp;<a href="https://thepthanhduong.com/thep-ong-duc-thep-ong-han/thep-ong-duc-carbon-astm-a53-253.html" rel="nofollow">THÉP ỐNG ĐÚC ASTM A519</a></strong></span></span></h4>

<table>
	<tbody>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Cấp</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">C</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Mn</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">P≤</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">S≤</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Si</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Cr</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Mo</span></span></p>
			</td>
		</tr>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">1008</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≤0.10</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,30-0,50</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,040</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,050</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
		</tr>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">1010</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,08-0,13</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,30-0,60</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,040</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,050</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
		</tr>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">1018</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,15-0,20</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,60-0,90</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,040</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,050</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
		</tr>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">1020</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,18-0,23</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,30-0,60</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,040</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,050</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
		</tr>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">1025</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,22-0,28</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,30-0,60</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,040</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,050</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
		</tr>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">1026</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,22-0,28</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,60-0,90</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,040</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,050</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">-</span></span></p>
			</td>
		</tr>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">4130</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,28-0,33</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,40-0,60</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,040</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,050</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,15-0,35</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,80-1,10</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,15-0,25</span></span></p>
			</td>
		</tr>
		<tr>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">4140</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,38-0,43</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,75-1,00</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,040</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,050</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,15-0,35</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,80-1,10</span></span></p>
			</td>
			<td>
			<p style="text-align: center;"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">0,15-0,25</span></span></p>
			</td>
		</tr>
	</tbody>
</table>

<h5><span style="font-size:16px;"><span style="font-family:Arial,Helvetica,sans-serif;"><strong>TÍNH CHẤT CƠ HỌC THÉP ỐNG ĐÚC ASTM A519</strong></span></span></h5>

<table border="0" cellpadding="0" cellspacing="0" width="470">
	<tbody>
		<tr height="42">
			<td height="42" style="text-align: center;" width="46"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Cấp&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Điều kiện&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Điểm MPa Tenslle&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Điểm lợi&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Sự kéo dài&nbsp;</span></span></td>
		</tr>
		<tr height="21">
			<td height="96" rowspan="4" style="text-align: center;" width="46"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">1020</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">CW&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥414&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥ 483&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥5%&nbsp;</span></span></td>
		</tr>
		<tr height="25">
			<td height="25" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">SR&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥345&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥448&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥10%&nbsp;</span></span></td>
		</tr>
		<tr height="25">
			<td height="25" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">A&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥193&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥331&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥30%&nbsp;</span></span></td>
		</tr>
		<tr height="25">
			<td height="25" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">N&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥234&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥379&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥22%&nbsp;</span></span></td>
		</tr>
		<tr height="21">
			<td height="96" rowspan="4" style="text-align: center;" width="46"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">1025</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">CW&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥448&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥ 517&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥5%&nbsp;</span></span></td>
		</tr>
		<tr height="25">
			<td height="25" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">SR&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥379&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥ 483&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥8%&nbsp;</span></span></td>
		</tr>
		<tr height="25">
			<td height="25" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">A&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥207&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥365&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥ 25%&nbsp;</span></span></td>
		</tr>
		<tr height="25">
			<td height="25" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">N&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥248&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥379&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥22%&nbsp;</span></span></td>
		</tr>
		<tr height="21">
			<td height="71" rowspan="3" style="text-align: center;" width="46"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">4130</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">SR&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥586&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥724&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥10%&nbsp;</span></span></td>
		</tr>
		<tr height="25">
			<td height="25" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">A&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥379&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥ 517&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥30%&nbsp;</span></span></td>
		</tr>
		<tr height="25">
			<td height="25" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">N&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥414&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥621&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥20%&nbsp;</span></span></td>
		</tr>
		<tr height="21">
			<td height="64" rowspan="3" style="text-align: center;" width="46"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">4140</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">SR&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥689&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥855&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥10%&nbsp;</span></span></td>
		</tr>
		<tr height="21">
			<td height="21" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">A&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥414&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥552&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥ 25%&nbsp;</span></span></td>
		</tr>
		<tr height="22">
			<td height="22" style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">N&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥621&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥855&nbsp;</span></span></td>
			<td style="text-align: center;" width="106"><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">≥20%&nbsp;</span></span></td>
		</tr>
	</tbody>
</table>

<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">Xin lưu ý ý nghĩa của chữ viết tắt dưới đây trong bảng 2:</span></span></p>

<ul>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">HR ---- cán nóng</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">CW ---- Lạnh làm việc</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">SR ---- Hơi căng thẳng</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">A ---- Đã chín</span></span></p>
	</li>
	<li>
	<p><span style="font-size:14px;"><span style="font-family:Arial,Helvetica,sans-serif;">N ---- Đã được chuẩn học</span></span></p>
	</li>
</ul>
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