Valve Standard

API 6D Annex A defines the requirements for repair or remanufacture of steel ball, check, gate, and plug valves normally used in pipeline applications, originally manufac...

API 607 standard specifies fire type-testing requirements and a fire type-test method for confirming the pressure-containing capability of quarter-turn valves and other v...

API 608 standard specifies the requirements for metal ball valves suitable for petroleum, petrochemical, and industrial applications....

API 598 standard inspection, examination, and pressure test requirements, and allowable leakage class for resilient-seated, nonmetallic-seated, and metal-to-metal-seated ...

API 6D Valve marking on valve body, nameplate, including manufacturer's naem, serial number, date of manufacture, material, size, and class rating....

API 6D quality control specifies measuring and test equipment, visual examination personnel, welding inspectors, visual inspection, age control and storage for nonmetalli...

API 6D welding specifications api 6d welding specifications for qualification, inspection and testing, and repairation for weld overlay, hard-facing weld overlays,corrosi...

API 6D valve pressure test specifications procedure, duration and acceptance criteria for seat test, hydrostatic shell test, hydrostatic seat test and stem backseat test....

API 6D material specifications for Metallic component, nonmetallic component, Composition Limits, impact test, Sour, Drain, Vent and Injection Components Service and Prod...

Design requirement of API 6D Valve covering axial, floating ball, trunnion ball, gate and plug valves....

API 6D Bore Size for Full-opening Valves and reduced-opening valves in inch and milimeter....

3 Terms, Definitions, Acronyms, Abbreviations, Symbols, and Units 3.1 Terms and Definitions For the purposes of this document, the following definitions apply 3.1.1 assem...