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Up Topic Welding Industry / Inspection & Qualification / Requirement of hardness checking after PWHT
- By iamaniram Date 10-07-2019 12:26
Is it mandatory to check hardness of nozzle welds after PWHT for A537 class 1 plate materials as per API 650? If yes, please specify the clause no.
Up Topic Welding Industry / Inspection & Qualification / Requirement of hardness checking after PWHT

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