Sunday, October 25, 2020

[MW:31612] POST HEATING IN PWHT

Dear sir, Good evening

Sir, kindly please  solve my doubt related to POST HEATING IN PWHT.

1.Where we need to do post heating.

2.If I am doing pwht sudden after welding is there any need of post heating or not.

3.In any code post heating mentioned.

Please give me answer for the above mentioned question.

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