Heat Treatment (PWHT)
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What is the most commonly used post heat treatment?
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What is the most commonly used post heat treatment?
Postweld heat treatment (PWHT), defined as any heat treatment after welding, is often used to improve the properties of a weldment. In concept, PWHT can encompass many different potential treatments; however, in steel fabrication, the two most common pro- cedures used are post heating and stress relieving.
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