Heat Treatment (PWHT)
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What is the most commonly used post heat treatment?
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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