<TABLE cellSpacing=0 cellPadding=0 width="96%" align=center border=0>
<TBODY>
<TR>
<TD class=zt08a vAlign=top height=100>PP-R312是钛钙型药皮含Cr1.2%-Mo0.5%-V的珠光体耐热钢焊条,交直流两用,可进行全位置焊接,焊缝成型美观。焊前焊件预热至250~30O℃,并保持该层间温度。焊后需经高温回火处理。</TD></TR></TBODY></TABLE>
|