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Recent content by James V

  1. James V

    Welding Neck Flange description ISO PN

    Dear all, THank you for all your helpful feedbacks. I know that a lot of information is missing, but this is only what I have in my hands when I read the existing drawings dated on 1969... The conclusion is that the flanges already on site are designed as per EN norm, but since the drawings...
  2. James V

    Welding Neck Flange description ISO PN

    Dear all, I am working in an EPC company for refinery heater. I am now working on a revamping project for which I have an small issue. We are going to manufacture a new furnace and it will replace the existing one. That means, the we are going to connect our furnace on the existing process...
  3. James V

    Bended and Finned pipe Heat Treatment after cold bending

    Hi everyone, I have few pipes in SA333 Gr.6 which have to be finned and bended (both ends bended & unfinned). Those pipes are ruled by ASME 1. OD 48.26 mm and average wall thickness is 3.68 mm. Bend radius is 100 mm. We know that according to ASME B31.3, §332.4 (b) Heat treatment is applicable...

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