Download - Welding Defects
![Page 1: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/1.jpg)
1
WELDING
INSPECTORS
WORKSHOP
![Page 2: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/2.jpg)
2
WELDING INSPECTION
Welding inspection is used to verify that welding has been performed in accordance with the appropriate welding procedure and that the result has produced a compliant weld
Welding inspection techniques include visual inspection, non-destructive and destructive testing as well as audits of the process
A defect is a condition of the weld that is out-with the boundaries of acceptability in relation to the particular standard
![Page 3: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/3.jpg)
3
![Page 4: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/4.jpg)
4
![Page 5: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/5.jpg)
5
![Page 6: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/6.jpg)
6
![Page 7: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/7.jpg)
7
![Page 8: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/8.jpg)
8
![Page 9: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/9.jpg)
9
![Page 10: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/10.jpg)
10
![Page 11: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/11.jpg)
11
![Page 12: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/12.jpg)
12
![Page 13: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/13.jpg)
13
Linear Misalignment
Offset or Mismatch
High-low
Manual Metal
Arc Welding MMA
![Page 14: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/14.jpg)
14
Offset or Mismatch
with lack of Root
Fusion
Manual Metal
Arc Welding MMA
![Page 15: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/15.jpg)
15
Cap concavity or insufficient fill
Manual Metal
Arc Welding MMA
![Page 16: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/16.jpg)
16
Excessive root penetration
Manual Metal
Arc Welding MMA
![Page 17: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/17.jpg)
17
External Undercut Manual Metal
Arc Welding MMA
![Page 18: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/18.jpg)
18
Root Undercut Manual Metal
Arc Welding MMA
![Page 19: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/19.jpg)
19
Root Concavity (suck back)
Manual Metal
Arc Welding MMA
![Page 20: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/20.jpg)
20
Root burn-through Manual Metal
Arc Welding MMA
![Page 21: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/21.jpg)
21
Incomplete or lack of root penetration
Manual Metal
Arc Welding MMA
![Page 22: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/22.jpg)
22
Inter-pass Slag Inclusions
Manual Metal
Arc Welding MMA
![Page 23: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/23.jpg)
23
Elongated Slag lines (wagon tracks)
Manual Metal
Arc Welding MMA
![Page 24: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/24.jpg)
24
Lack of side wall fusion
Tungsten Inert Gas Welding TIG
![Page 25: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/25.jpg)
25
Inter-pass cold lap-lack of side wall fusion
Tungsten Inert Gas Welding TIG
![Page 26: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/26.jpg)
26
Scattered Porosity
Manual metal arc welding MMA
![Page 27: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/27.jpg)
27
Cluster Porosity Manual metal arc welding MMA
![Page 28: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/28.jpg)
28
Root aligned porosity
Tungsten Inert Gas Welding TIG
![Page 29: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/29.jpg)
29
Transverse cracks Tungsten Inert Gas Welding TIG
![Page 30: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/30.jpg)
30
Longitudinal crack TIG/MMA
![Page 31: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/31.jpg)
31
Longitudinal root crack
Manual metal arc welding MMA
![Page 32: Welding Defects](https://reader033.vdocuments.net/reader033/viewer/2022061116/546574b3b4af9f54198b4796/html5/thumbnails/32.jpg)
32
Tungsten inclusions Tungsten Inert Gas Welding TIG