What is difference between full opening safety valve and gray valve?
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What is difference between full opening safety valve and gray valve?
Q: there is a safety relief valve with orifice diameter of 1.35 inch and area of 1.43 square inches ,if I want to select a
Replacement valve that is according API standard ,which kind of orifice designation
Is the perfect choice?(J orifice)?
Q: I have a safety valve with orifice diameter of 1.35 inches and orifice area of 1.43 square inches and I want to replace it with a valve according API standared ,please help me which kind of orifice designation should I choose? J type?
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