焊接中焊条牌号的类别及符号
<DIV><B> </B><B></DIV><DIV>
<DIV align=center>焊条牌号的类别及符号</DIV>
<DIV align=center>
<TABLE cellSpacing=0 cellPadding=0 width="90%" border=1>
<TBODY>
<TR>
<TD width=300>
<DIV align=center><B>类</B><B> </B><B>别</B><B></B></DIV></TD>
<TD width=160>
<DIV align=center><B>符</B><B> </B><B>号</B><B></B></DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 结构钢焊条</DIV></TD>
<TD width=120>
<DIV align=center>J</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 钼和铬钼耐热钢焊条</DIV></TD>
<TD width=120>
<DIV align=center>R</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 低温钢焊条</DIV></TD>
<TD width=120>
<DIV align=center>W</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 不锈钢焊条</DIV></TD>
<TD width=120>
<DIV align=center>G或A</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 堆焊焊条</DIV></TD>
<TD width=120>
<DIV align=center>D</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 铸铁焊条</DIV></TD>
<TD width=120>
<DIV align=center>Z</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 镍及镍合金焊条</DIV></TD>
<TD width=120>
<DIV align=center>Ni</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 铜及铜合金焊条</DIV></TD>
<TD width=120>
<DIV align=center>T</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 铝及铝合金焊条</DIV></TD>
<TD width=120>
<DIV align=center>L</DIV></TD></TR>
<TR>
<TD width=200>
<DIV> 特殊用途焊条</DIV></TD>
<TD width=120>
<DIV align=center>TS</DIV></TD></TR></TBODY></TABLE></DIV></B></DIV>
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