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  1. robinmech

    How to calculate Plate thickness and weld thickness for hydro testing blind closure

    [b]@Michel Hall @MjcroninThank you so much for the reply. Actually I was trying to solve the problem with the formula dg*Sq.Rt(3*p/16*S*E)+C (From ASME 31.3). Is that the correct method. The reason why we are terminating the pipe in the middle of a system is "These are pipe modules and the...
  2. robinmech

    How to calculate Plate thickness and weld thickness for hydro testing blind closure

    Hi Guys, I want to calculate the plate thickness and weld thickness of a plate going to use for hydro testing. We are planning to close the pipe end with the plate by using welding. The details are as follows Dia of Pipe 48" Wall thickness 12.7 mm Test Pressure 70 Psi Plate material going to...
  3. robinmech

    Pipe Fabrication Tolerance as per ASME B31.3

    Hi LittleInch, Thanks for your reply. Yes my statement was related to chapter V. Sometimes it's very hard to explain/get it understand to a client/Managers who doesn't have any idea about piping.(Unfortunately in my case they are from Structural side). I already prepared a standard based on...
  4. robinmech

    Pipe Fabrication Tolerance as per ASME B31.3

    Hi XL83NL Thanks for your reply. The problem is that my client is asking code/Standard reference to prove the allowable tolerance. I already adopted normal industry practice for my fabrication allowance. For Angular allowance I got some reference from B31.3 Para 335.1. But it doesn't...
  5. robinmech

    Pipe Fabrication Tolerance as per ASME B31.3

    Hi, Can anybody help me to solve this issue. I want to make a fabrication tolerance standard. Please give me the details of allowable tolerances (Linear and Angular) for pipe fabrication as per ASME B31.3.

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