Valve knowledge: Comparison of domestic and international valve industry standards

Thread Content

Comparison of domestic and international valve industry standards: Correspondence between Chinese standards and international standards
GB12220－89 General valves – Marking: ISO5209
GB12221－89 Metal valves with flange connections – Overall length: ISO5752
GB12222－89 Multi-turn valves – Connection to driving devices: ISO5210/1~3
GB12223－89 Partially turn valves – Connection to driving devices: ISO5211/1~3
GB12224－89 Steel valves – General requirements: ANSI B16.34
GB12225－89 General valves – Technical specifications for copper alloy castings: ASTM B584
GB12226－89 General valves – Technical specifications for gray cast iron castings: ISO 185, BS 1452
GB12228－89 General valves – Technical specifications for carbon steel forgings: ASTM A 105, A181
GB12229－89 General valves – Technical specifications for carbon steel castings: ASTM A703
GB12230－89 General valves – Technical specifications for austenitic steel castings: ASTM A351
GB12232－89 General valves – Iron gate valves with flange connections: ISO 5996-1982, API 595
GB12233－89 General valves – Iron stop valves and lift check valves: BS 5152, 5153
GB12234－89 General valves – Copper gate valves with flange and butt weld connections: API 600
GB12237－89 General valves – Steel ball valves with flange and butt weld connections: ISO 7121, API 607
GB12238－89 General valves – Butterfly valves with flange and clamp connections: BS 5155
GB12239－89 Diaphragm valves: BS 5156, NFE 29
GB12240－89 General valves – Iron plug valves: API 593
GB12241－89 Safety valves – General requirements: ISO 4126
GB12242－89 Safety valves – Test methods for performance: ANSI/ASME PTC 25.3
GB12243－89 Safety valves with direct spring loading: JIS B8210
GB12244－89 Pressure reducing valves – General requirements: JIS B8372, B8410
GB12245－89 Pressure reducing valves – Test methods for performance: JIS B8372, B8410
GB12246－89 Pilot-operated pressure reducing valves: JIS B8372, DSS405
GB12247－89 Steam traps – Classification: ISO 6704
GB12248－89 Steam traps – Terminology: ISO 6552
GB12249－89 Steam traps – Marking: ISO 6553
GB12250－89 Steam traps – Overall length: ISO 6554
GB12251－89 Steam traps – Test methods: ISO 6948, 7841, 7842
GB/T13927-92 General valves – Pressure testing: ISO 5208
JB/T5296-91 General valves – Test methods for flow coefficient and flow resistance coefficient: JIS B2005
JB/T6899-93 Fire resistance testing of valves: ISO 10497
JB/T7927-95 Valve cast steel – Requirements for visual quality: MSS SP55
ZBJ16006-90 Testing and inspection of valves: API 598