CRN for valve end change from threaded to socket
CRN for valve end change from threaded to socket
(OP)
Hello,
If as a supplier we change the valve end connection from threaded to socket weld then I want to know if we need a new CRN or just do it in a certified shop? any reference or code for this?
please advise
If as a supplier we change the valve end connection from threaded to socket weld then I want to know if we need a new CRN or just do it in a certified shop? any reference or code for this?
please advise
MRSohrabi;
Materials and Welding Eng.





RE: CRN for valve end change from threaded to socket
In this case, what do you define CRN as?
RE: CRN for valve end change from threaded to socket
I need to know if valve end connection altered from threaded to socket then i need to apply for CRN or as i mentioned need to do it in certified shops or original manufacturer place.
MRSohrabi;
Materials and Welding Eng.
RE: CRN for valve end change from threaded to socket
RE: CRN for valve end change from threaded to socket
Cheers,
K