PRESSURE AND FUNCTIONAL TESTING API 598 - Global …
Not performed on metal seated check valves. Scope: 100% of batch. To apply from both directions. Testing pressure: Between 4 & 7 bars Testing times: See table Nº 2 Acceptance criteria: See table Nº 3 This test is optional depending on size, class & type but on API 608 valves and API 600 gate valves it is always performed by GSL. 1.
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