The effects of arc voltage, welding current and heat input on the weld appearance in submerged-arc welding(SAW) of A105 steel with small diameter welding wire were experimentally researched.

主要研究A105钢小直径焊丝埋弧焊时，电弧电压、焊接电流和焊接热输入对焊缝成形的影响。

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The contrast tests of vibratory submerged-arc welding and normal SAW(submerged arc welding) on the valve steel A105 was carried out.

采用阀门用钢A105作为试验材料，采用机械振动焊接与常规埋弧自动焊接相结合的方法进行对比试验。

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The joint microstructure and mechanical properties of high strength bainitic steel plate were studied by CO2 gas shielded welding(CGSW), submerged arc welding(SAW) and manual arc welding(MAW).

利用二氧化碳保护焊、埋弧焊、手工电弧焊研究了高强度贝氏体钢板焊接接头的组织和力学性能。

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