焊接质量外观检查知识质量检验科2009-5-15(执行标准:GB/T12469-90焊接质量保证钢熔化焊接头的要求和缺陷分级)头焊接缺陷及其特征焊接缺陷及检验方法一、溶焊的焊接缺陷及特征welld-03 (Insuffucient Reinforcement、内凹)welld-04 (Excess Root ration、根部焊瘤)(External Undercut、外部咬肉)(Internal Undercut、内部咬肉)(Root Concavity、根部凹陷)(Burn Through、烧穿)(Isolated Slag Inclusion、单个的夹渣)Wagon Track - Slag Line、线状夹渣(Interrun Fusion、内部未熔合)(Lack of Sidewall Fusion、内侧未熔合)(Porosity、气孔).(Cluster Porosity、链状气孔)(Hollow Bead、夹珠)(Transverse Crack、横向裂纹)
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