Many kinds of valves are used in the industrial process, and to ensure proper functionality, compatibility, and safety for end-users, EPC, or engineering, every country has particular organizations to make standards.
The major standard organizations include the American National Standards Institute(ANSI), American Petroleum Institute(API), The American Society of Mechanical Engineers(ASME), British(BS),
ANSI Valve Standards
American National Standards Institute
| ANSI Standard Code | ANSI Standard Name |
| ANSI A126 | Grey iron castings for valves flanges and pipe fittings |
| ANSI A181 | Standard specifications for forged or rolled steel pipe flanged forged fittings and valves and parts for general service |
| ANSI B16.10 | Face to face and end to end dimension of ferrous valves |
| ANSI B16.34 | Steel valves |
| ANSI B127.1 | Constant-level oil valves |
API Valve Standards
The American Petroleum Institute
| API Standard Code | API Standard Name |
| API SPEC6D | Supplement 1 to API spec 6D (sixteenth edition ) specification for pipeline valves |
| API STD6D | Steel gate plug ball and check valves for pipeline service |
| API STD6D | API Specification for flanged steel gate and plug valves for drilling and production service |
| API SPE14D | API Specification for wellhead surface safety valves for offshore service |
| API 526 | Flanged steel safety relief valves |
| API 527 | Commercial seat tightness of safety relief valves with metal – to metal seats |
| API 528 | API standard for safety relief valve nameplate nomenclature |
| API 529 | Cast – forged Steel plug valves flanged ends |
| API 594 | Wafer-type check valves |
| API 595 | Cast iron gate valves flanged ends |
| API 597 | Steel venturi gate valves flanged or butt welding ends |
| API 598 | Valve inspection and test |
| API 599 | Steel plug valves flanged or butt welding ends |
| API 600 | Flanged and butt – welding – end steel gate and plug valves for refinery use |
| API 602 | Compact design carbon steel gate valves for refinery use |
| API 603 | 150 – pound light – wall corrosion – resistant gate valves for refinery use |
| API 604 | Ductile iron gate valves flanged ends |
| API 607 | Fire-resistant testing of ball valves with soft contact faces |
| API 609 | Butterfly valves to 150 PSIG and 150 F |
| API SPEC 6FA | Specification for fire test for valves |
| API SPEC 6FC | Specification for fire test for valves with automatic backseats |
| API BULL 6RS | Bulletin on referenced standards for committee 6, standardization of valves and wellhead equipment |
| API RP 11V6 | Recommended practice for the design of continuous flow gas lift installations using injection pressure operated valves first edition |
| API RP 11V7 | Recommended practice for repair, testing, and setting gas lift valves |
| API RP 520 PT 1 | Sizing, selection, and installation of pressure-relieving devices in refineries part 1- sizing and selection |
| API RP 574 | Inspection of piping, tubing, valves, and fittings first edition, replaces guide for inspection of refinery equipment Chapter XI |
| API RP 576 | Inspection of pressure-relieving devices first edition |
| API STD 608 | Metal ball valves-flanged, threaded, and welding end |
ASME Valve Standards
The American Society of Mechanical Engineers
| ASME Valve Standard Code | ASME Standard Name |
| ASME A105/105M | Standard Specification for Carbon Steel Forgings for piping applications |
| ASME A181/181M | Standard Specification for Carbon Steel Forgings for General purpose piping |
| ASME A182/182M | Standard Specification for forged or rolled alloy-steel pipe flanges, forged fittings and valves and parts for high-temperature service |
| ASME A727/727M | Standard specification for carbon steel forgings for piping components with inherent notch toughness. |
| ASME A961 | Standard Specification for Common Requirements for Steel Flanges, Forged Fittings, Valves, and Parts for Piping Applications |
| ASME B462 | Standard Specification for Forged or Rolled UNS N08020, UNS N08024, UNS N08026, UNS N08367, and UNS R20033 Alloy Pipe Flanges, Forged Fittings, and Valves and Parts for Corrosive High-Temperature Service |
| ASME B834 | Standard Specification for Pressure Consolidated Powder Metallurgy Iron-Nickel- Chromium-Molybdenum (UNS N08367) and Nickel- Chromium Molybdenum Columbium (Nb) (UNS N06625) Alloy Pipe Flanges, Fittings, Valves, and Parts |
| ASME D5500 | Standard Test Method for Vehicle Evaluation of Unleaded Automotive Spark-ignition Engine Fuel for Intake Valve Deposit Formation |
| ASME F885 | Standard Specification for Envelope Dimensions for Bronze Globe Valves NPS 1/4 to 2 El-1996 R(1996) |
| ASME F992 | Standard Specification for Valve Label Plates El-1997 R(1997) |
| ASME F993 | Standard Specification for Valve Locking Devices El-1997 R(1997) |
| ASME F1020 | Standard Specification for Line-Blind Valves for marine Applications El-1996 RI’1996) |
| ASME F1098 | Standard Specification for Envelope Dimensions for Butterfly Valves – NPS 2 to 24 EI-1993 R(1993) |
| ASME F1271 | Standard Specification for Spill Valves for Use in Marine Tank Liquid Overpressure Protection Applications EI-1995 R (1995) |
| ASME F1370 | Standard Specification for Pressure Reducing valves for Water Systems, Shipboard |
| ASME F1508 | Standard Specification for Angle Style, Pressure Relief Valves for Steam, Gas, and Liquid Services |
| ASME F1565 | Standard Specification for Pressure-Reducing Valves for Steam Service |
| ASME F1792 | Standard Specification for Special Requirements for Valves Used in Gaseous Oxygen Service |
| ASME F1793 | Standard Specification for Automatic Shut-Off Valves (Also Known as Excess Flow Valves, EFV) for Air or Nitrogen Service |
| ASME F1794 | Standard Specification for Hand operated, Globe-Style Valves for Gas (Except Oxygen Gas), and Hydraulic Systems |
| ASME F1795 | standard Specification for pressure-reducing Valves for Air or Nitrogen Systems |
| ASME A230 | Standard specification for steel wire oil – tempered carbon valve spring quality |
| ASME A232 | Standard specification for chromium-vanadium alloy steel valve spring quality |
| ASME A350 | Standard specification for forged or rolled carbon and alloy steel flanges forged fittings and valves and parts for low – temperature service |
| ASME A338 | Standard specification for ultrasonic examination of heavy steel forgings |
| ASME A694 | Standard specification for forgings carbon and alloy steel for pipe flanges fittings valves and parts for high-pressure transmission service |
| ASME A404 | Standards specification for forged or rolled alloy – steel pipe flanged forged fittings and valves and parts specially heat-treated for high-temperature service |
| ASME A522 | Forged or rolled 8% and 9% nickel alloy steel flanges fittings valves and parts for low – temperature service |
BS – British Standard Valves
British – BS – valve standards
| British Standard Code | British Standard Name |
| BS 1212 | Ball valves (Portsmouth type ) excluding floats |
| BS 1123 | Specification for safety valves, gauges, and other safety fittings for air receivers and compressed air installations |
| BS 1414 | Specification for steel wedge gate valves ( flanged and butt-welding ends ) for the petroleum, petrochemical, and allied industries |
| BS 1552 | Control plug cocks for low-pressure gases |
| BS 1570 | Specification for Flanged and Butt – welding ends steel plug valves for the petroleum industry (excluding well – Head and flow – line valves) |
| BS 1735 | Specification for Flanged cast iron outside – screw – and – yoke edge gate valves class 125, size 1.5 into 24 in for the petroleum industry |
| BS 1868 | Specification for steel check valves (flanged and butt-welding ends ) for the petroleum, petrochemical, and allied industries |
| BS 1873 | Specification for Steel globe and globe stop and check valves (flanged and butt-welding ends ) for the petroleum, petrochemical, and allied industries |
| BS 1952 | Specification for copper alloy gate valves for general purposes |
| BS 1953 | Copper alloy check valves for general purposes |
| BS 1968 | Floats for Ball valves ( copper ) |
| BS 2060 | Copper alloy screw-down stop valves for general purposes |
| BS 2080 | Specification for Face to face, center to face end – to -end and center – to – end dimensions of flanged and butt-welding end steel valves for the petroleum, petrochemical, and allied industries |
| BS 2591 PT.1 | British standard glossary for valves and valve parts (for fluids ) part 1. screw-down stop, check, and gate valves |
| BS 2591 PT.2 | British standard glossary for valves and valves parts ( for fluids) part,2 safety valves and relief valves |
| BS 2591PT.3 | British standard glossary for valves and valve parts (for fluids ) part 3, Plug valves and cocks |
| BS 2591PT.4 | British standard glossary for valves and valves (for fluids ) part4, butterfly valves |
| BS 2591PT.5 | British standard glossary for valves and valve parts ( for fluids ) part5, Ball valves |
| BS 2995 | Specification for cast and forged steel wedge gate, globe, check and plug valves screwed and socket – Welding sizes 2 in and smaller for the petroleum industry |
| BS 3464 | Specification for cast iron gate valves for general purposes |
| BS 3808 | Specification for cast and forged steel flanged, screwed and socket – welding Wedge gate valves (compact design ) sizes 2 in and smaller for the petroleum industry |
| BS 3948 | Specification for cast iron parallel slide valves for general purposes |
| BS 3952 | Specification for cast iron butterfly valves for general purposes |
| BS 3961 | Specification for cast iron screw-down stop valves and stop and check valves for general purposes |
| BS 4090 | Cast Iron check valves for general purposes |
| BS 4133 | Flanged steel parallel slide valves for general purposes |
| BS 4312 | Flanged steel screw-down stop valves and stop and check valves for general purposes |
| BS 4460 | Steel Ball valves for the petroleum industry |
| BS 5146 | Specification for inspection and test of steel valves for the petroleum petrochemical and allied industries |
| BS 5150 | Cast iron wedge and double disk gate valves for general purposes |
| BS 5151 | Cast iron gate (parallel slide ) valves for general purposes |
| BS 5152 | Cast iron globe and globe stop and check valves for general purposes |
| BS 5153 | Cast Iron check valves for general purposes |
| BS 5154 | Copper alloy globe stop and check, check and gate valves for general purposes |
| BS 5155 | Cast iron and carbon steel butterfly valves for general purposes |
| BS 5156 | Screw down diaphragm valves for general purposes |
| BS 5157 | Steel gate (parallel slide ) valves for general purposes |
| BS 5159 | Specification for cast iron and carbon steel ball valves for general purposes |
| BS 5160 | Specification for Flanged steel globe valves, globe stop, check valves and lift type check valves for general purposes |
| BS 5351 | Steel ball valves for the petroleum petrochemicals and allied industries |
| BS 5417 | Test of general-purpose industrial valves |
| BS 5418 | Marking of general-purpose industrial valves |
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