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  1. Ameen11

    High Performance Ball Valve

    Client is requesting ball valve for scrapper kicker line to be high performance. can someone help me understand what makes a valve high performance and why is it needed for this application?
  2. Ameen11

    Is it allowed to have Pig trap with different wall thickness than Pipeline

    Hello 1503-44, Thanks for your response. i saw in B31.8 the limitation on end preparation butt welding but i was not sure if this was applicable. i will make sure check hoop stress of the taper if this the route i go for.
  3. Ameen11

    Is it allowed to have Pig trap with different wall thickness than Pipeline

    Thanks LitteInch, I think tapering the end would be the best option. I will have to check on why it has a different CA.
  4. Ameen11

    Is it allowed to have Pig trap with different wall thickness than Pipeline

    Dear All, I am in the process of designing a pig trap using ASME B31.8. However, the trap is being designed with C.A. (Corrosion allowance) of 3.2 mm and the pipeline has 0 C.A. I am not able to find any guideline for designing traps in 31.8 is there an issue of having different ID between...

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