Answer:✨❤️
Welding defects and causes
Major causes
- Hydrogen embrittlement.
- Residual stresses.
- Cracks.
- Distortion.
- Gas inclusion.
- Inclusions.
- Lack of fusion and incomplete penetration.
- Lamellar tearing.
Explanation:
A welding defect is any flaw that compromises the usefulness of a weldment. There is a great variety of welding defects. Welding imperfections are classified according to ISO 6520[1] while their acceptable limits are specified in ISO 5817 [2] and ISO 10042.[3]
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