<table class=" FCK__ShowTableBorders ke-zeroborder" width="95%" align="center" border="0" _fckxhtmljob="244"> <tbody _fckxhtmljob="244"> <tr _fckxhtmljob="244"> <td align="right" width="60%" _fckxhtmljob="244"><span class="JQ" _fckxhtmljob="244"><strong>D322模具堆焊焊条</strong></span></td> <td style="padding-left:1em;vertical-align:middle;" width="40%" _fckxhtmljob="244"><strong>符合 GB EDRCrMoWV-A1-03</strong></td> </tr> <tr _fckxhtmljob="244"> <td colspan="2" _fckxhtmljob="244"> <p _fckxhtmljob="244"><strong _fckxhtmljob="244">说明:</strong> D322是钛钙型药皮CrWMoV冷冲模堆焊焊条，可交直流两用，堆焊时电弧稳定，脱渣容易。</p> </td> </tr> <tr _fckxhtmljob="244"> <td colspan="2" _fckxhtmljob="244"> <p _fckxhtmljob="244"><strong _fckxhtmljob="244">用途:</strong> 用于堆焊各种冷冲模及切削刀具，还可以用来修复要求耐磨损性能较高的机械零件。</p> </td> </tr> <tr _fckxhtmljob="244"> <td class="Metal" colspan="2" _fckxhtmljob="244"><strong _fckxhtmljob="244">熔敷金属化学成分(%)</strong> <table class=" FCK__ShowTableBorders ke-zeroborder" bordercolor="#d4d0c8" cellspacing="1" width="100%" bgcolor="#000000" border="0" _fckxhtmljob="244"> <tbody _fckxhtmljob="244"> <tr bgcolor="#cccccc" _fckxhtmljob="244"> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">化学成分</div> </td> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">C</div> </td> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">S</div> </td> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">P</div> </td> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">Mo</div> </td> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">Cr</div> </td> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">V</div> </td> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">W</div> </td> </tr> <tr bgcolor="#ffffff" _fckxhtmljob="244"> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">保证值</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">≤0.50</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">≤0.035</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">≤0.040</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">≤2.50</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">≤5.00</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">≤1.00</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">7.0~10.0</div> </td> </tr> </tbody> </table> </td> </tr> <tr _fckxhtmljob="244"> <td colspan="2" _fckxhtmljob="244"><strong _fckxhtmljob="244">堆焊层硬度:</strong> （焊后空冷）HRC≥55</td> </tr> <tr _fckxhtmljob="244"> <td colspan="2" _fckxhtmljob="244"><strong _fckxhtmljob="244">参考电流</strong> (AC、DC) <table class=" FCK__ShowTableBorders ke-zeroborder" bordercolor="#d4d0c8" cellspacing="1" width="100%" bgcolor="#000000" border="0" _fckxhtmljob="244"> <tbody _fckxhtmljob="244"> <tr bgcolor="#cccccc" _fckxhtmljob="244"> <td height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">焊条直径(mm)</div> </td> <td valign="bottom" height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">φ3.2</div> </td> <td valign="bottom" height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">φ4.0</div> </td> <td valign="bottom" height="20" _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">φ5.0</div> </td> </tr> <tr bgcolor="#ffffff" _fckxhtmljob="244"> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">焊接电流(A)</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">80~14。0</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">160~190</div> </td> <td _fckxhtmljob="244"> <div align="center" _fckxhtmljob="244">190~230</div> </td> </tr> </tbody> </table> </td> </tr> <tr _fckxhtmljob="244"> <td valign="top" colspan="2" _fckxhtmljob="244"><strong _fckxhtmljob="244">注意事项</strong>:<br _fckxhtmljob="244" /> 1.焊前焊条须经250℃左右烘焙1h。<br _fckxhtmljob="244" /> 2.焊前需将工件预热至300℃以上，以免开裂</td> </tr> </tbody> </table>