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  1. Adry_77

    Valve packing and/or body/bonnet leaking during Hydrotest (ASME B31.3=

    XL83NL, Thanks a lot for your support. The No.Bo.'s point is that they have approved design, fabrication and testing according to ASME B31.3 and he can not find any evidence if the subject code allowing any leakages from connections (other than welds) during the test execution. We are using...
  2. Adry_77

    Valve packing and/or body/bonnet leaking during Hydrotest (ASME B31.3=

    Hi XL83NL, Design code ASME B31.3 ed. 2012 PED/97/23/EC CE marking of the piping system category III shall be according to "module G". Apart from some additional requirements (e.g. more stringent requirements for impact test), the No.Bo. has approved, since the engineering phase, design...
  3. Adry_77

    Valve packing and/or body/bonnet leaking during Hydrotest (ASME B31.3=

    thread292-412114 I always considered that leakage through something which is not a piping joint, i.e. a valve packing, does not automatically constitute a failure of the test. I have usually taken note of these kind of leakage and repaired (e.g. changing body/bonnet gasket) after test. My...

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