结构钢熔嘴电渣焊时焊缝金属的力学性能
<DIV align=center>结构钢熔嘴电渣焊时焊缝金属的力学性能</DIV><DIV align=center>
<TABLE cellSpacing=0 cellPadding=0 width="90%" border=1>
<TBODY>
<TR>
<TD rowSpan=2>
<DIV align=center><B>母</B><B> </B><B>材</B><B><BR>ASTM</B><B>②</B></DIV></TD>
<TD rowSpan=2>
<DIV align=center><B>厚</B><B> </B><B>度</B><B></B></DIV></TD>
<TD colSpan=2>
<DIV align=center><B>焊</B><B> </B><B>丝</B><B></B></DIV></TD>
<TD rowSpan=2>
<DIV align=center><B>屈服点</B><B><BR>(MPa)</B><B></B></DIV></TD>
<TD rowSpan=2>
<DIV align=center><B>抗拉强度</B><B><BR>(MPa)</B><B></B></DIV></TD>
<TD rowSpan=2>
<DIV align=center><B>伸长率</B><B><BR>(</B><B>标距</B><B>51mm)(%)</B><B></B></DIV></TD>
<TD rowSpan=2>
<DIV align=center><B>断面收缩率</B><B><BR>(%)</B><B></B></DIV></TD>
<TD rowSpan=2>
<DIV align=center><B>冲击吸收功</B><B><BR>(J)</B><B>①</B></DIV></TD></TR>
<TR>
<TD>
<DIV align=center><B>型号</B><B>(AWS)</B><B></B></DIV></TD>
<TD width=60>
<DIV align=center><B>根数</B><B></B></DIV></TD></TR>
<TR>
<TD>
<DIV align=center>A441</DIV></TD>
<TD>
<DIV align=center>25</DIV></TD>
<TD>
<DIV align=center>EM13K-EW</DIV></TD>
<TD width=60>
<DIV align=center>1</DIV></TD>
<TD>
<DIV align=center>344</DIV></TD>
<TD>
<DIV align=center>523</DIV></TD>
<TD>
<DIV align=center>28.0</DIV></TD>
<TD>
<DIV align=center>59.0</DIV></TD>
<TD>
<DIV align=center>23</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>A441</DIV></TD>
<TD>
<DIV align=center>64</DIV></TD>
<TD>
<DIV align=center>EM13K-EW</DIV></TD>
<TD width=60>
<DIV align=center>1</DIV></TD>
<TD>
<DIV align=center>316</DIV></TD>
<TD>
<DIV align=center>505</DIV></TD>
<TD>
<DIV align=center>26.5</DIV></TD>
<TD>
<DIV align=center>66</DIV></TD>
<TD>
<DIV align=center>37</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>A36</DIV></TD>
<TD>
<DIV align=center>152</DIV></TD>
<TD>
<DIV align=center>EM13K-EW</DIV></TD>
<TD width=60>
<DIV align=center>2</DIV></TD>
<TD>
<DIV align=center>317</DIV></TD>
<TD>
<DIV align=center>548</DIV></TD>
<TD>
<DIV align=center>28.5</DIV></TD>
<TD>
<DIV align=center>52.8</DIV></TD>
<TD>
<DIV align=center>-</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>A36</DIV></TD>
<TD>
<DIV align=center>305</DIV></TD>
<TD>
<DIV align=center>EM13K-EW</DIV></TD>
<TD width=60>
<DIV align=center>2</DIV></TD>
<TD>
<DIV align=center>255</DIV></TD>
<TD>
<DIV align=center>464</DIV></TD>
<TD>
<DIV align=center>33.5</DIV></TD>
<TD>
<DIV align=center>71.0</DIV></TD>
<TD>
<DIV align=center>-</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>A572 42级</DIV></TD>
<TD>
<DIV align=center>203</DIV></TD>
<TD>
<DIV align=center>EM13K-EW</DIV></TD>
<TD width=60>
<DIV align=center>2</DIV></TD>
<TD>
<DIV align=center>400</DIV></TD>
<TD>
<DIV align=center>585</DIV></TD>
<TD>
<DIV align=center>25.0</DIV></TD>
<TD>
<DIV align=center>67.6</DIV></TD>
<TD>
<DIV align=center>38</DIV></TD></TR>
<TR>
<TD>
<DIV align=center>A572 60级</DIV></TD>
<TD>
<DIV align=center>57</DIV></TD>
<TD>
<DIV align=center>EH10Mo-EW</DIV></TD>
<TD width=60>
<DIV align=center>1</DIV></TD>
<TD>
<DIV align=center>423</DIV></TD>
<TD>
<DIV align=center>680</DIV></TD>
<TD>
<DIV align=center>13.0</DIV></TD>
<TD>
<DIV align=center>35.6</DIV></TD>
<TD>
<DIV align=center>-</DIV></TD></TR></TBODY></TABLE></DIV>
<DIV> </DIV>
<DIV>注: ① -17.8℃下冲击。</DIV>
<DIV> ② ASTM为美国碳钢牌号。</DIV>
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