API 6D Valves – Types, vs. API 598
API 6D Valves – Types, vs. API 598 API 6D is the American Petroleum Institute’s specification for pipeline and pipeline valves in the petroleum and natural gas industries. It contains requirements for the design, manufacture, assembly, documentation, and testing of ball, gate, plug, and check valves for pressure ratings up to ASME class 2500. In […]
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