双丝埋弧焊FCB法单面焊双面成形工艺研究

1.中国船舶重工集团公司第七二五研究所,河南,洛阳,471039

2.中国船舶重工集团公司第七二五研究所,河南,洛阳,471039

3.中国船舶重工集团公司第七二五研究所,河南,洛阳,471039

4.中国船舶重工集团公司第七二五研究所,河南,洛阳,471039

Research of FCB (Flux-copper Backing ) One-Side SAW Process with Twin-Wire

埋弧焊FCB法单面焊双面成形工艺在船厂已有大量应用,针对国内单面焊工艺应用现状和高强钢的特点研制了高强钢双丝埋弧焊单面焊工艺配套焊丝与焊剂,同时系统分析了焊接规范、坡口形式、背面焊剂对焊道成形的影响.通过调整工艺使其接头性能达到技术要求,该技术有望实现埋弧焊FCB法单面焊工艺的国产化应用.

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