A.裂紋 B.電弧檫傷 C.焊瘤 D.咬邊≤0.05t且小于等于0.5mm連續(xù)長(zhǎng)度小于等于100.0mm,且焊縫兩側(cè)咬邊總長(zhǎng)小于等于10%焊縫全長(zhǎng)
A.3G B.4G C.5G D.6G
A.2G B.3G C.4G D.5G