NDE requirements for valve by-passes
NDE requirements for valve by-passes
(OP)
Hello,
What is the NDE requirements for by-passes welds on cast valves per ASME or API? Do codes require MPI on bypass welds or it is just an industry practice?
thank you,
What is the NDE requirements for by-passes welds on cast valves per ASME or API? Do codes require MPI on bypass welds or it is just an industry practice?
thank you,
MRSohrabi;
Material and Welding Eng.





RE: NDE requirements for valve by-passes
RE: NDE requirements for valve by-passes
I want to know that the requirements can be apoed for bypasses?
MRSohrabi;
Materials and Welding Eng.
RE: NDE requirements for valve by-passes
API 6D doesn't require obligatory NDTs. Instead, if your client requires NDTs then you shall perform them as specified in Annex A of API 6D. For example if MT on welds is specified by the customer, you shall perform it as specified in clause A.13 of Annex A. Please have a look at this link:NDTs on Ball Valve as per API 6D
regards,
wegm
RE: NDE requirements for valve by-passes
Do you think a bypass valve somehow sees less energy than the main-line valve it is next to?
RE: NDE requirements for valve by-passes
RE: NDE requirements for valve by-passes
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