焊接中几种焊条的工艺性能
<DIV align=center>几种焊条的工艺性能</DIV><DIV align=center>
<TABLE cellSpacing=0 cellPadding=0 width="90%" border=1>
<TBODY>
<TR>
<TD>
<DIV align=center><B>焊剂牌号</B><B></B></DIV></TD>
<TD>
<DIV align=center><B>J××1</B><B></B></DIV></TD>
<TD>
<DIV align=center><B>J××2</B><B></B></DIV></TD>
<TD>
<DIV align=center><B>J××3</B><B></B></DIV></TD>
<TD>
<DIV align=center><B>J××4</B><B></B></DIV></TD>
<TD>
<DIV align=center><B>J××5</B><B></B></DIV></TD>
<TD>
<DIV align=center><B>J××6</B><B></B></DIV></TD>
<TD>
<DIV align=center><B>J××7</B><B></B></DIV></TD></TR>
<TR>
<TD>
<DIV> 药皮主要成分</DIV></TD>
<TD>
<DIV align=center>TiO<SUB>2</SUB>45%~60%、硅酸盐、锰铁、有机物</DIV></TD>
<TD>
<DIV align=center>TiO<SUB>2</SUB>30%~45%、硅酸盐、锰铁</DIV></TD>
<TD>
<DIV align=center>钛铁矿>30%、硅酸盐、锰铁、有机物</DIV></TD>
<TD>
<DIV align=center>氧化铁>30%、硅酸盐、锰铁、有机物</DIV></TD>
<TD>
<DIV align=center>有机物>15%、TiO<SUB>2</SUB>、硅酸盐</DIV></TD>
<TD>
<DIV align=center>碳酸盐物>30%、萤石、铁合金、稳弧剂</DIV></TD>
<TD>
<DIV align=center>碳酸盐物>30%、萤石、铁合金、不加稳弧剂</DIV></TD></TR>
<TR>
<TD>
<DIV> 熔渣特性</DIV></TD>
<TD>
<DIV align=center>酸性、短渣</DIV></TD>
<TD>
<DIV align=center>酸性、短渣</DIV></TD>
<TD>
<DIV align=center>酸性、较短渣</DIV></TD>
<TD>
<DIV align=center>酸性、长渣</DIV></TD>
<TD>
<DIV align=center>酸性、短渣</DIV></TD>
<TD>
<DIV align=center>碱性、短渣</DIV></TD>
<TD>
<DIV align=center>碱性、短渣</DIV></TD></TR>
<TR>
<TD>
<DIV> 电弧稳定性</DIV></TD>
<TD>
<DIV align=center>柔和、稳定</DIV></TD>
<TD>
<DIV align=center>稳定</DIV></TD>
<TD>
<DIV align=center>稳定</DIV></TD>
<TD>
<DIV align=center>稳定</DIV></TD>
<TD>
<DIV align=center>稳定</DIV></TD>
<TD>
<DIV align=center>较差、交、直</DIV></TD>
<TD>
<DIV align=center>较差、交、直</DIV></TD></TR>
<TR>
<TD>
<DIV> 电弧吹力</DIV></TD>
<TD>
<DIV align=center>-</DIV></TD>
<TD>
<DIV align=center>-</DIV></TD>
<TD>
<DIV align=center>稍大</DIV></TD>
<TD>
<DIV align=center>稍大</DIV></TD>
<TD>
<DIV align=center>大</DIV></TD>
<TD>
<DIV align=center>稍大</DIV></TD>
<TD>
<DIV align=center>稍大</DIV></TD></TR>
<TR>
<TD>
<DIV> 飞溅</DIV></TD>
<TD>
<DIV align=center>少</DIV></TD>
<TD>
<DIV align=center>少</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>多</DIV></TD>
<TD>
<DIV align=center>较多</DIV></TD>
<TD>
<DIV align=center>较多</DIV></TD></TR>
<TR>
<TD>
<DIV> 焊缝外观</DIV></TD>
<TD>
<DIV align=center>纹细、美</DIV></TD>
<TD>
<DIV align=center>美</DIV></TD>
<TD>
<DIV align=center>美</DIV></TD>
<TD>
<DIV align=center>美</DIV></TD>
<TD>
<DIV align=center>粗</DIV></TD>
<TD>
<DIV align=center>稍粗</DIV></TD>
<TD>
<DIV align=center>稍粗</DIV></TD></TR>
<TR>
<TD>
<DIV> 熔深</DIV></TD>
<TD>
<DIV align=center>小</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>稍大</DIV></TD>
<TD>
<DIV align=center>大</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD></TR>
<TR>
<TD>
<DIV> 咬边</DIV></TD>
<TD>
<DIV align=center>小</DIV></TD>
<TD>
<DIV align=center>小</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>大</DIV></TD>
<TD>
<DIV align=center>大</DIV></TD>
<TD>
<DIV align=center>小</DIV></TD>
<TD>
<DIV align=center>小</DIV></TD></TR>
<TR>
<TD>
<DIV> 焊脚形状</DIV></TD>
<TD>
<DIV align=center>凸</DIV></TD>
<TD>
<DIV align=center>平</DIV></TD>
<TD>
<DIV align=center>平、稍凸</DIV></TD>
<TD>
<DIV align=center>平</DIV></TD>
<TD>
<DIV align=center>平</DIV></TD>
<TD>
<DIV align=center>平或凹</DIV></TD>
<TD>
<DIV align=center>平或凹</DIV></TD></TR>
<TR>
<TD>
<DIV> 脱渣性</DIV></TD>
<TD>
<DIV align=center>好</DIV></TD>
<TD>
<DIV align=center>好</DIV></TD>
<TD>
<DIV align=center>好</DIV></TD>
<TD>
<DIV align=center>好</DIV></TD>
<TD>
<DIV align=center>好</DIV></TD>
<TD>
<DIV align=center>较差</DIV></TD>
<TD>
<DIV align=center>较差</DIV></TD></TR>
<TR>
<TD>
<DIV> 熔化系数</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>稍大</DIV></TD>
<TD>
<DIV align=center>大</DIV></TD>
<TD>
<DIV align=center>大</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD>
<TD>
<DIV align=center>中</DIV></TD></TR>
<TR>
<TD>
<DIV> 尘、害</DIV></TD>
<TD>
<DIV align=center>少</DIV></TD>
<TD>
<DIV align=center>少</DIV></TD>
<TD>
<DIV align=center>稍多</DIV></TD>
<TD>
<DIV align=center>多</DIV></TD>
<TD>
<DIV align=center>少</DIV></TD>
<TD>
<DIV align=center>多</DIV></TD>
<TD>
<DIV align=center>多</DIV></TD></TR>
<TR>
<TD>
<DIV> 平焊</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD></TR>
<TR>
<TD>
<DIV> 立向上焊</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>不可</DIV></TD>
<TD>
<DIV align=center>极易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD></TR>
<TR>
<TD>
<DIV> 立向下焊</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>困难</DIV></TD>
<TD>
<DIV align=center>不可</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD></TR>
<TR>
<TD>
<DIV> 仰焊</DIV></TD>
<TD>
<DIV align=center>稍易</DIV></TD>
<TD>
<DIV align=center>稍易</DIV></TD>
<TD>
<DIV align=center>易</DIV></TD>
<TD>
<DIV align=center>不可</DIV></TD>
<TD>
<DIV align=center>极易</DIV></TD>
<TD>
<DIV align=center>稍难</DIV></TD>
<TD>
<DIV align=center>稍难</DIV></TD></TR></TBODY></TABLE></DIV>
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