技术交流 › 金属材料论坛 › 热轧圆钢和方钢（GB／T702-1986）

HEATS 发表于 2010-9-12 16:33:12

热轧圆钢和方钢（GB／T702-1986）

                         热轧圆钢和方钢的尺寸规格
<TABLE style="WIDTH: 584px; HEIGHT: 1226px" cellSpacing=0 cellPadding=0 align=center border=1>
<TBODY>
<TR>
<TD rowSpan=4>
<DIV align=center><FONT size=2>直径d</FONT></DIV>
<DIV align=center><FONT size=2>(或边长</FONT></DIV>
<DIV align=center><FONT size=2>a)／mm</FONT></DIV></TD>
<TD colSpan=2>
<DIV align=center><FONT size=2>精度组别</FONT></DIV></TD>
<TD>
<DIV align=center><FONT size=2></FONT>&nbsp;</DIV></TD>
<TD width=130 colSpan=2 rowSpan=2>
<DIV align=center><FONT size=2>截面面积／cm&sup2;</FONT></DIV></TD>
<TD width=176 colSpan=2 rowSpan=2>
<DIV align=center><FONT size=2>理论质量(kg／m)</FONT></DIV></TD></TR>
<TR>
<TD rowSpan=2>
<DIV align=center><FONT size=2>1组</FONT></DIV></TD>
<TD rowSpan=2>
<DIV align=center><FONT size=2>2组</FONT></DIV></TD>
<TD rowSpan=2>
<DIV align=center><FONT size=2>3组</FONT></DIV></TD></TR>
<TR>
<TD width=58 rowSpan=2>
<DIV align=center><FONT size=2>圆&nbsp; 钢</FONT></DIV></TD>
<TD width=72 rowSpan=2>
<DIV align=center><FONT size=2>方&nbsp; 钢</FONT></DIV></TD>
<TD width=84 rowSpan=2>
<DIV align=center><FONT size=2>圆 钢</FONT></DIV></TD>
<TD width=92 rowSpan=2>
<DIV align=center><FONT size=2>方&nbsp; 钢</FONT></DIV></TD></TR>
<TR>
<TD colSpan=3>
<DIV align=center><FONT size=2>允许偏差／mm</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>5.5</FONT></DIV></TD>
<TD rowSpan=4>
<DIV align=center><FONT size=2>士0.20</FONT></DIV></TD>
<TD rowSpan=4>
<DIV align=center><FONT size=2>±0.30</FONT></DIV></TD>
<TD rowSpan=4>
<DIV align=center><FONT size=2>士0.40</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>O．2375</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>0.30</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.186</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>0.237</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>6</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>0.2827</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>0.36</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.222</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>0.283</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>6.5</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>0.3318</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>0.42</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.260</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>0.332</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>7</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>0.3848</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>0.49</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.302</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>0.385</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>8</FONT></DIV></TD>
<TD rowSpan=13>
<DIV align=center><FONT size=2>±0.25</FONT></DIV></TD>
<TD rowSpan=13>
<DIV align=center><FONT size=2>±0.35</FONT></DIV></TD>
<TD rowSpan=13>
<DIV align=center><FONT size=2>±0.40</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>0.5077</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>0.64</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.395</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>0.502</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>9</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>0.6362</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>0.81</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.499</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>0.636</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>10</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>0.7854</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>1.0</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.617</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>0.785</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>*1l</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>0.9503</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>1.21</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.746</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>0.95</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>12</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>1.131</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>1.44</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>0.888</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>1.13</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>13</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>1.327</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>1.69</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>1.04</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>1.33</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>14</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>1.539</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>1.96</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>1.2l</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>1.54</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>15</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>1.767</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>2.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>1.39</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>1.77</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>16</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>2.011</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>2.56</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>1.58</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>2.01</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>17</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>2.270</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>2.89</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>1.78</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>2.27</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>18</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>2.545</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>3.24</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>2.00</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>2.54</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>19</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>2.835</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>3.61</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>2.23</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>2.83</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>20</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>3.142</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>4.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>2.47</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>3.14</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>21</FONT></DIV></TD>
<TD width=60 rowSpan=10>
<DIV align=center><FONT size=2>±O．30</FONT></DIV></TD>
<TD width=77 rowSpan=10>
<DIV align=center><FONT size=2>±O．40</FONT></DIV></TD>
<TD rowSpan=10>
<DIV align=center><FONT size=2>±O．50</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>3.464</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>4.41</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>2.72</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>3.46</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>22</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>3.80l</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>4.84</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>2.98</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>3.80</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>*23</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>4.155</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>5.29</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>3.26</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>4.15</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>24</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>4.524</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>5.76</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>3.55</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>4.52</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>25</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>4.909</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>6.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>3.85</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>4.91</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>26</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>5.309</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>6.76</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>4.17</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>5.3l</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>*27</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>5.726</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>7.29</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>4.49</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>5.72</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>28</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>6.158</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>7.84</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>4.83</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>6.15</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>*29</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>6.605</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>8.41</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>5.18</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>6.60</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>30</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>7.069</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>9.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>5.55</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>7.06</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>*31</FONT></DIV></TD>
<TD width=60 rowSpan=12>
<DIV align=center><FONT size=2>±0.40</FONT></DIV></TD>
<TD width=77 rowSpan=12>
<DIV align=center><FONT size=2>±0.50</FONT></DIV></TD>
<TD rowSpan=12>
<DIV align=center><FONT size=2>±0.60</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>7.548</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>9.6l</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>5.93</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>7.54</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>32</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>8.042</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>10.24</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>6.31</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>8.04</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>*33</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>8.553</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>10.89</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>6.71</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>8.55</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>34</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>9.097</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>11.56</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>7.13</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>9.07</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>*35</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>9.62l</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>12.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>7.55</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>9.62</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>36</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>10.18</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>12.96</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>7.99</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>10.2</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>38</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>11.34</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>14.44</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>8.90</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>11．3</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>40</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>12.57</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>16.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>9.86</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>12.6</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>42</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>13.85</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>17.64</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>10.9</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>13.8</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>45</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>15.90</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>20.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>12.5</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>15.9</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>48</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>18.10</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>23.04</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>14.2</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>18.1</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>50</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>19.64</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>25．00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>15.4</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>19.6</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>53</FONT></DIV></TD>
<TD width=60 rowSpan=4>
<DIV align=center><FONT size=2>±0.60</FONT></DIV></TD>
<TD width=77 rowSpan=4>
<DIV align=center><FONT size=2>士O．70</FONT></DIV></TD>
<TD rowSpan=4>
<DIV align=center><FONT size=2>±0.80</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>22.06</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>28.09</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>17.3</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>22．O</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>*55</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>23.76</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>30.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>18.6</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>23.7</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>56</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>24.63</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>31.36</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>19.3</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>24.6</FONT></DIV></TD></TR>
<TR>
<TD width=50>
<DIV align=center><FONT size=2>*58</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>26.42</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>33.64</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>20.7</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>26.4</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>60</FONT></DIV></TD>
<TD rowSpan=7>
<DIV align=center><FONT size=2>±O．60</FONT></DIV></TD>
<TD rowSpan=7>
<DIV align=center><FONT size=2>±O．70</FONT></DIV></TD>
<TD rowSpan=7>
<DIV align=center><FONT size=2>±0.80</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>28.27</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>36.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>22.2</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>28.3</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>63</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>31.17</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>39.69</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>24.5</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>31.2</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>*65</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>33.18</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>42.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>26．O</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>33.2</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>*68</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>36.32</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>46.24</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>28.5</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>36.3</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>70</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>38.48</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>49.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>30.2</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>38.5</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>75</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>44.18</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>56.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>34.7</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>44.2</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>80</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>50.27</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>64.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>39.5</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>50.2</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>85</FONT></DIV></TD>
<TD rowSpan=6>
<DIV align=center><FONT size=2>±O．9</FONT></DIV></TD>
<TD rowSpan=6>
<DIV align=center><FONT size=2>±1.0</FONT></DIV></TD>
<TD rowSpan=6>
<DIV align=center><FONT size=2>±1.1</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>56.75</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>72.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>44.5</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>56.7</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>90</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>63.62</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>81.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>49.9</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>63.6</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>95</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>70.88</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>90.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>55.6</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>70.8</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>100</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>78.54</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>100.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>61.7</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>78.5</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>105</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>86.59</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>110.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>68.0</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>86.5</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>110</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>95.03</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>121.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>74.6</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>95．0</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>115</FONT></DIV></TD>
<TD rowSpan=6>
<DIV align=center><FONT size=2>±1.2</FONT></DIV></TD>
<TD rowSpan=6>
<DIV align=center><FONT size=2>±1.3</FONT></DIV></TD>
<TD rowSpan=6>
<DIV align=center><FONT size=2>±1.4</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>103.82</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>132.26</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>81.5</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>104</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>120</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>113.10</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>144.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>88.8</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>113</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>125</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>122.72</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>156.25</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>96.3</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>123</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>130</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>132.73</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>169.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>104</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>133</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>140</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>153.94</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>196.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>12l</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>154</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>150</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>176.72</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>225.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>139</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>177</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>160</FONT></DIV></TD>
<TD rowSpan=4>
<DIV align=center><FONT size=2>-</FONT></DIV></TD>
<TD rowSpan=4>
<DIV align=center><FONT size=2>-</FONT></DIV></TD>
<TD rowSpan=4>
<DIV align=center><FONT size=2>±2.0</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>201.06</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>256.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>158</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>201</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>170</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>226.98</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>289.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>178</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>227</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>180</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>254.47</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>324.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>200</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>254</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>190</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>283.53</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>361.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>223</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>283</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>200</FONT></DIV></TD>
<TD rowSpan=3>
<DIV align=center><FONT size=2>-</FONT></DIV></TD>
<TD rowSpan=3>
<DIV align=center><FONT size=2>-</FONT></DIV></TD>
<TD rowSpan=3>
<DIV align=center><FONT size=2>士2.5</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>314.16</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>400.00</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>247</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>314</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>220</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>380.13</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>-</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>298</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>-</FONT></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><FONT size=2>250</FONT></DIV></TD>
<TD width=58>
<DIV align=center><FONT size=2>490.88</FONT></DIV></TD>
<TD width=72>
<DIV align=center><FONT size=2>-</FONT></DIV></TD>
<TD width=84>
<DIV align=center><FONT size=2>385</FONT></DIV></TD>
<TD width=92>
<DIV align=center><FONT size=2>-</FONT></DIV></TD></TR></TBODY></TABLE>
<P>注：1．表中的理论质量是按钢的密度为7．85g／crn3计算的。</P>
<P>2．表中带“*”号的规格，不推荐使用。</P>
               

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