GB/T 12241-2021
Safety valves—General requirements (English Version)
- Standard No.
- GB/T 12241-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 12241-2021
- Replace
- GB/T 12241-2005
- Scope
- This standard specifies the terms and definitions, design, factory test, type test, determination of safety valve displacement performance, determination of safety valve size, marking and lead seal of safety valves. This standard is applicable to safety valves with flow channel diameter not less than 4 mm and set pressure not less than 0.1 MPa.
GB/T 12241-2021 Referenced Document
- GB/T 12224 General requirements for industrial steel valves
- GB/T 1239.2 Cold coiled helical springs technical specifications.Part 2:Compressions spring
- GB/T 15530.1 Cast copper alloy integral flange
- GB/T 15530.8 Specifications for copper alloy and composite flanges
- GB/T 17241.6 Integral cast iron flanges
- GB/T 17241.7 Specifications for cast iron pipe flanges
- GB/T 23934 Hot formed helical compression springs—Technical requirement
- GB/T 36588 Safety devices for protection against excessive pressure—Common data
- JB/T 2768 Components of valves-High pressure pipes,fittings and end-to-end dimensions of valves
- JB/T 2769 Components of valves.High pressure threaded flanges
GB/T 12241-2021 history
- 2021 GB/T 12241-2021 Safety valves—General requirements
- 2005 GB/T 12241-2005 Safety Valves-General Requirements
- 1990 GB/T 12241-1989 General requirements for safety valves
