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[单选题]
压力容器允许焊缝表面有咬边的,其焊缝两侧咬边的总长度不得超过该焊缝长度的()。
A.5%
B.10%
C.15%
D.20%
查看答案
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A.5%
B.10%
C.15%
D.20%
A.0.5,50,10%
B.0.5,100,10%
C.1,100,10%
D.1,200,20%
A.管线焊缝咬肉深度不应大于0.5mm
B.不得有裂纹、未熔合、夹渣、飞溅存在
C.焊缝两侧咬肉总长可大于焊缝全长的10%
D.焊缝表面不得低于管线表面,焊缝余高不应大于2mm