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Recent content by AaCheM

  1. AaCheM

    Stress Relieving Requirements as per ASME 31.8

    Hi metengr, Sorry I'm still confusing. 1) the branch connection material is A694 F65 and the header is API 5L X65. Can I considered it as same material? 2) Do I need to take the branch connection thickness as a governing thickness for PWHT when it weld to the barrel? 3) In my case, the...
  2. AaCheM

    Stress Relieving Requirements as per ASME 31.8

    Hi, I'm designing pig launcher (sweet service) in accordance to ASME 31.8. Thickness for major barrel is 31.75mm and as per ASME 31.8 (2012) para 825.2, stress relieve is not required because of the thickness is not excess 32mm. But how about my nozzle(long weld neck) with customize thickness...
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