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针对大型水轮机转轮用ＺＧ０Ｃｒｌ３Ｎｉ５Ｍｏ高强马氏体不锈钢的熔化极气体保护焊工艺，研究了活性气体对焊丝 ＨＳ３６７Ｌ和 ＨＳ１３５Ｌ熔敷金属化学成分和力学性能的影响。
In view of the ZG0Crl3Ni5Mo high-strength martensitic stainless steel MIG welding process for large-sized turbine runner, the effects of active gas on the chemical composition and mechanical properties of HS367L and HS135L welding wire were studied.