Thanks Steve and stanweld for reply.
Is PMI testing recomended for trim materials of valves.The quality document ask for PMI testing for all presure containing ,pressure controlling and parts exposed to process fluids.
Doesnt this covers every thing.
Is in standard does it specifies what is...
Hi All,
I like to know Positive metal identification testing requirement for valves and fittings.which standard ask for it and how can we determine the extend of testing.
Deepu