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TOPIC: BPV Section VIII Division 1 – Section VIII-1, Impact Testing Requirements
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Question: Is impact testing required for qualifying welding procedure to be used in welding 1 in. NB6000 psi forged coupling in a shell fabricated under Section VIII, Division 1, consisting of SA-240-304 clad on SA-302 Gr. B steel plate? The plate is subjected to a PWHT Temperature of 915°F and the minimum operating temperature is 550°F.