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Recent content by christhu

  1. christhu

    Charpy impact value for welded super duplex stainless steel

    Hi I am new to QA and I was instructed to make a PQR for stainless steel. The base metal is S32750 super duplex stainless steel. And one test requirement is Charpy V notch impact test at -50°C on weld, HAZ and Base metal. What should be the impact value at weld area? C. Raj
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