API SPEC 6D:2021+ERR 2:2022
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for Valves
Hardcopy , PDF
09-10-2023
English
01-04-2022
This specification defines the requirements for the design, manufacturing, materials, welding, quality control, assembly, testing, marking, documentation, and process controls of axial, ball, check, gate, and plug valves for application in the petroleum and natural gas industries.
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