

Heat Treatment (PWHT)
Post Weld Heat Treatment (PWHT), or stress relief as it is sometimes known, is a method for reducing and... View more
What is the purpose of post weld heat treatment?
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What is the purpose of post weld heat treatment?
A post weld heat treatment is a process that involves elevating the temperature of a material or materials following a welding process. A post weld heat treatment is performed to alleviate residual stresses, increase the strength, increase or decrease the hardness, and reduce the risk of cracking.
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