Prasad,
For sea water service , you may use duplex stainless steel (UNS # S31254) for valve trim .As far I remember , the equivalent ASTM number is A351 CK3MCUN . Valve Body material selection is also important. For small size (3" and smaller) , you can use body material as duplex SS. But for larger size, CS body with internal phenolic coating can be used due to economic consideration .
You can contact the valve manufacturer for different alternative materials .
Arif Patel
AM Consulting Engg. Co.
Saudi Arabia
Hello!
Can anybody please suggest ASTM Specs (Non-Ferrous) for Valve Trims? The Service is Sea Water.
Thanks,
Mahavir
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[Non-text portions of this message have been removed] Received on Mon Nov 25 13:53:00 2002
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