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Method of forming a good weld metal in the resistance to hydrogen embrittlement sensitivity
Method of forming a good weld metal in the resistance to hydrogen embrittlement sensitivity
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机译:在抗氢脆敏感性方面形成良好的焊接金属的方法
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摘要
The present invention is a weld metal formed by gas shielded arc welding using a flux cored wire, the welded metal having a predetermined chemical composition, residual austenite particles being present in an amount of at least 2500 particles/mm 2 , and the volume fraction of residual austenite particles being at least 4.0%.
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机译:本发明是通过使用药芯焊丝的气体保护电弧焊形成的焊接金属,该焊接金属具有预定的化学组成,残余奥氏体颗粒的存在量至少为2500个颗粒/ mm 2,并且体积分数为残余奥氏体颗粒至少为4.0%。
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