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  1. O

    SAW vs EFW Process

    Dear All, As the title suggests, I want to use SAW process instead of EFW process for fabrication of 2000 NB pipes. The design pressure is 1.01 bar (g) and the design temperature is 80 degrees centigrade. Class 1 will be used (100% RT). Can this substitution of welding process be made? I...
  2. O

    Solution annealing requirement

    I need to fabricate a pipe of DN 2000, wall thickness of 14.3 mm, from SS304 plate. Applicable code is ASTM A358 (please confirm). The standard says the following regarding heat treatment: The problem here is two-fold: 1. The plates are sold by steel mills with solution annealing already - is...

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