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  1. pipeng90

    question about alternative test

    Hi everybody, Q1. What is combination test (in piping)? And when can we use...? Q2. There is a large diameter process pipe (24") with 10 bar design pressure(& 15 bar hydrotest pressure). Can we test it with N2 and 15 bar pressure, instead of water? Thanks.
  2. pipeng90

    What are the differences between Specification,Code and Standard?

    Therefore, regarding to mentioned explanation, "specification" prefers to "standard" and "code". Isn't it? And, what is difference between this "specification"(mentioned definition) with, e.g. SA-106 (Specification for C.S. pipe)? I think SA-106 (or A-106) is a standard but read in its scope as...
  3. pipeng90

    What are the differences between Specification,Code and Standard?

    What are the differences between Specification,Code and Standard?
  4. pipeng90

    What are the differences between Specification,Code and Standard?

    What are the differences between Specification,Code and Standard?
  5. pipeng90

    "barred tee" ?

    where is "barred tee" used?
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