ISO Valve Standards

An overview of ISO - International Organization for Standardization - valve standards. This tool provides a comprehensive reference for valve-related ISO standards covering various applications including safety valves, hydraulic systems, pneumatic systems, fire protection, steam traps, and industrial valves.

ISO Valve Standards Reference

This calculator provides an overview of ISO valve standards organized by application type.

Standard Categories:

Safety & Pressure Protection

  • ISO 4126-1:2004 - Safety valves

Hydraulic Systems

  • ISO 4401:1994 - Four-port directional control valves
  • ISO 4411:1986 - Pressure differential/flow characteristics
  • ISO 5781:2000 - Pressure-reducing and related valves
  • ISO 6263:1997 - Compensated flow-control valves
  • ISO 6264:1998 - Pressure-relief valves
  • ISO 6403:1988 - Flow and pressure control test methods
  • ISO 7368:1989 - Two-port slip-in cartridge valves
  • ISO 7790:1997 - Four-port modular stack valves

Pneumatic Systems

  • ISO 5599-1:2001 - Five-port directional control valves (without connector)
  • ISO 5599-2:2001 - Five-port directional control valves (with optional connector)
  • ISO 5599-3:1990 - Code system for valve functions

Industrial Valves

  • ISO 5208:1993 - Pressure testing
  • ISO 5209:1977 - Marking
  • ISO 5210:1991 - Multi-turn actuator attachments
  • ISO 5211:2001 - Part-turn actuator attachment
  • ISO 5752:1982 - Flanged pipe systems dimensions
  • ISO 5996:1984 - Cast iron gate valves
  • ISO 6002:1992 - Bolted bonnet steel gate valves
  • ISO 7121:1986 - Flanged steel ball valves
  • ISO 10631:1994 - Metallic butterfly valves

Fire Protection & Sprinklers

  • ISO 6182-1:2004 - Automatic sprinkler systems - sprinklers
  • ISO 6182-2:1993 - Wet alarm valves and water motor alarms
  • ISO 6182-3:1993 - Dry pipe valves
  • ISO 6182-4:1993 - Quick-opening devices
  • ISO 6182-5:1995 - Deluge valves
  • ISO 10497:2004 - Fire type-testing requirements

Steam Traps

  • ISO 6552:1980 - Definition of technical terms
  • ISO 6553:1980 - Marking
  • ISO 6554:1980 - Flanged steam traps dimensions
  • ISO 6704:1982 - Classification
  • ISO 6948:1981 - Production and performance tests
  • ISO 7841:1988 - Steam loss determination

Thermoplastic Valves

  • ISO 7508:1985 - PVC-U valves for pipes under pressure
  • ISO 8233:1988 - Torque test method
  • ISO 8242:1989 - Polypropylene (PP) valves
  • ISO 8659:1989 - Fatigue strength test method
  • ISO 9393-1:2004 - Industrial applications - pressure test methods
  • ISO 9393-2:1997 - Test conditions for PE, PP, PVC-U and PVDF

Agricultural Irrigation

  • ISO 7714:2000 - Volumetric valves
  • ISO 9635:1990 - Hydraulically operated irrigation valves
  • ISO 9644:1993 - Pressure losses test method
  • ISO 9911:1993 - Manually operated small plastics valves
  • ISO 9952:1993 - Check valves
  • ISO 10522:1993 - Direct-acting pressure-regulating valves

Other Applications

  • ISO 683-15:1992 - Heat-treatable steels for valve steels
  • ISO 4422-4:1997 - PVC-U pipes and valves for water supply
  • ISO 6182-1:2004 - Sprinkler systems
  • ISO 7244:1984 - Air dampers and valves aerodynamic testing
  • ISO 7259:1988 - Key-operated cast iron gate valves for underground use
  • ISO 10418:2003 - Offshore production safety systems
  • ISO 10423:2003 - Wellhead and Christmas tree equipment
  • ISO 10931-4:1997 - PVDF valves for industrial applications
  • ISO 10933:1997 - PE valves for gas distribution systems
  • DIN ISO 7967-3:1993 - Internal combustion engine valve terminology