![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
焊缝按接合形式的不同,分为对接焊缝,(),端接焊缝,塞焊缝及对接和角接的组合焊缝
A.I形焊缝
B.角焊缝
C.封底焊缝
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
B、角焊缝
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.I形焊缝
B.角焊缝
C.封底焊缝
B、角焊缝
A.一类焊缝 10%的板厚且不大于 2mm
B.二类焊缝 15%的板厚且不大于3mm
C.三类焊缝 20%的板原日不大于4mm
D.不同厚度焊件对口错位允许值按薄板计
E.管道对接焊对口错位中心线偏差不得大于5mm
A.一类焊缝10%的板厚且不大于2mm
B.二类焊缝15%的板厚且不大于3mm
C.三类焊缝20%的板厚且不大于4mm
D.不同厚度焊件对口错位允许值按薄板计
E.管道对接焊对口错位中心线偏差不得大于5mm