Why we are doing post heating in alloy steel welding
Why we are doing post heating in alloy steel welding?
Expert
The preheating is application of the heat to a base metal immediately before welding. Preheating helps reduce hardness in the metal. Additionally, the application of heat to the weld instantaneously subsequent to welding is post-heating. The Post heating assists decrease stress in weld metal.
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Why steel vital in construction of the aircraft?
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