 |
| Undercut |
 |
| Undercut |
 |
| Porosity |
 |
| Incomplete Fusion |
 |
| Overlap |
 |
| Underfill |
 |
| Underfill |
 |
| Spatter |
 |
| Spatter |
 |
| Excessive Convexity |
 |
| Excessive Concavity |
 |
| Excessive Concavity |
 |
| Excessive Weld Reinforcement |
 |
| Excessive Weld Reinforcement |
 |
| Incomplete Penetration & Excessive Penetration |
 |
| Incomplete Penetration & Excessive Penetration |
 |
| Unacceptable Weld Process |
