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This standard gives requirements and recommendations for the mechanical design, materials selection, fabrication, inspection, testing, and preparation for shipment of

This API standard specifes the requirements for a heavy-duty series of bolted bonnet steel globe valves for petroleum refnery and

1.1 This standard specifes the requirements for metal ball valves suitable for petroleum, petrochemical, and industrial applications— corresponding to the

API Std 600:2021 specifes the requirements for a heavy-duty series of bolted bonnet steel gate valves for petroleum refnery and

1.1 This standard specifes the requirements for quarter turn metal plug valves, including the lift plug type, for the petroleum,

This standard covers the design, materials, face-to-face dimensions, pressure-temperature ratings, inspection,examination, and testing requirements for two types of check valves.