| ISO | API/ASME | Description |
| ISO 5208:1993 | Pressure testing of valves - Industrial | |
| ISO 5209:1977 | Marking - General purpose industrial valves | |
| ISO 5752:1982 | Metal valves for use in flanged pipe systems - Face-to-face and centre-to-face dimensions | |
| ISO 5996:1984 | Cast iron gate valves | |
| ISO 6002:1992 | Bolted bonnet steel gate valves | |
| ISO 7121:1986 | Flanged steel ball valves | |
| ISO 7259:1988 | Key-operated cast iron gate valves for underground use | |
| ISO10423:2003 | API 6A | Wellhead and Christmas Tree Equipment Specification |
| ISO10434:2004 | API 600 | Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries |
| ISO 10497:2004 | API 607 | Testing of valves - Fire type-test requirements (Fire Test for Soft-Seated Quarter-Turn Valves) |
| ISO 10631:1994 | Metallic butterfly valves for general purposes | |
| ISO12149:1999 | Bolted bonnet steel globe valves for general-purpose applications | |
| ISO 14313 | API 6D | Specification for Pipeline Valves |
| ISO 15156 | NACE MR0175 | NACE MR0175, Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production |
| ISO 15761:2002 | API 602 - (Incorporates BS5352) |
Steel gate, globe and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries |
| ISO 15848 1:2006 |
Industrial valves - Measurement, test and qualification procedures for fugitive emission Part 1: Classification system and qualification procedures for type testing of valves |
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| ISO 17292:2004 | Metal ball valves for petroleum, petrochemical and allied industries | |
| API 591 | User Acceptance of Refinery Valves | |
| API 598 | Valve Inspection and Testing | |
| API 600 | Steel Gate Valves | |
| API 602 | Compact Carbon Steel Gate Valves | |
| API 603 | Cast, Corrosion Resistant Gate Valves | |
| API 608 | Metal Ball Valves-Flanged, Threaded and Butt-Welding Ends (150&300) | |
| API 17D | Specification for Subsea Wellhead and Christmas Tree Equipment | |
| API 6FA | Specification for Fire Test for Valves | |
| API 622 | Type Testing of Process Valve Packing for Fugitive Emissions | |
| ASME B16.34 | Valves 2 Flanged, Threaded, and Buttwelded End | |
| ASME B16.10 | Face-to-Face and End-to-End Dimensions of Valves | |
| ASME B16.5 | Pipe Flanges and Flanged Fittings | |
| ASME B16.25 | Butt welded Ends | |
| ASME B16.11 | Forged Fittings, Socket Welding and Threaded |
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