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焊接方法 堆焊焊接材料 母材：Ｑ２３５钢 焊材：铁基堆焊材料耐疲劳堆焊焊接接头金相组织(2)@于捷$哈尔滨焊接研究所!150080@孙秀芳$哈尔滨焊接研究所!150080@郭力力$哈尔滨焊接研究所!150080
Welding method Surfacing Welding material Base metal: Q235 Steel Welding material: Iron-based surfacing material fatigue-resistant surfacing Welding joint Metallography (2) @ Yu Jie $ Harbin Welding Institute! 150080 @ Sun Xiufang $ Harbin Welding Institute! 150080 @ Guo Li force $ Harbin Welding Institute!