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针对轮式装载机异种钢铸一焊整体式桥壳,本文对40Cr钢与ZG35钢异种材料的可焊性进行了分析,确立了焊前不预压,焊后用硅酸铝或珍球岩粉立即保温缓冷的CO_2焊工艺。
In this paper, the weldability of dissimilar materials of 40Cr steel and ZG35 steel is analyzed in this paper. According to the analysis of the weldability of the dissimilar materials of wheel steels, Powder insulation slow cooling CO_2 welding process.