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  • Users: Arty_pin
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  1. Arty_pin

    Stabilization heat treatment for SS321

    Hi, I am going to order a batch of SS321 piping (NPS14 sch.160 ; thk 35.71 mm) to use in estimated temperature of 500 C which is in sensitization susceptible range. Could anyone please suggest if I do require stabilization heat treatment after solution anneal ? If it is required (or...
  2. Arty_pin

    Helium Leak Test for heat exchanger

    Hi, I would like to have Helium leak test (with mass spectrometer detector) for vertical heat exchanger tube but I am not very sure how much pressure I need to use ? Per ASME Section V Article 10, I should test it at pressure "not greater than 25% of design pressure" while test pressure is "at...

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