1. excessive width 熔宽过剩
2. insufficient width 熔宽不足
3. excessive reinforcement 焊缝增强过量
4. insufficient reinforcement 焊缝增强不足
5. mismatch 错位
6. incomplete filled groove 坡口未填满
7. pit 弧坑
8. burn through 焊穿
9. slag inclusion (single-pass weld) 夹渣(单道焊)
10. slag inclusion (multiple-pass weld) 夹渣(多道焊)
11. undercut 咬边,咬肉
12. overlap 焊瘤
13. porosity (along entire length of weld bead) 气孔(沿整个焊道)
14. wormhole porosity 虫状气孔
15. centerline crack 焊道中心纵向裂纹
16. underbead crack 焊道下裂纹
17. transverse crack 横向裂纹
18. crater crack 弧坑裂纹
19. root crack 根部裂纹
20. fish eye 鱼眼,白点
21. line inclusion 链状夹杂物
22. excessive spatter 严重飞溅
23. incomplete fusion 未熔合
24. incomplete penetration 根部未焊透