GB/T 12236-2025
石油、化工及相关工业用钢制旋启式止回阀
Steel swing check valve for petroleum, petrochemical and allied industries
- 实施日期
- 2026-05-01
- ICS 分类
- 23.060.50
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 12236-2025
Steel swing check valve for petroleum, petrochemical and allied industries
GB/T 12229-2025
General purpose Industrial valves—Technical specification for carbon steel castings
GB/T 12228-2025
General purpose industrial valves—Technical specification for carbon steel forgings
GB/T 21387-2025
Axial flow check valve for water supply system
GB/T 12233-2025
General purpose industrial valves—Casting iron globe valves and lift check valves
GB/T 12232-2025
General purpose industrial valves—Flanged iron gate valves
GB/T 12227-2025
General purpose industrial valves—Technical specification for ductile iron castings
GB/T 12226-2025
General purpose industrial valves—Technical specification for gray iron castings
GB/T 12246-2025
Pilot operated pressure reducing valves
GB/T 12245-2025
Methods of performance test for pressure reducing valves
GB/T 12235-2025
Steel globe valves and lift check valve for petroleum, petrochemical and allied industries
GB/T 21385-2025
Metal-seated ball valve
GB/T 12221-2025
Metal valves—Face to face, end to end, centre to face and centre to end dimensions
GB/T 12244-2025
Pressure reducing valves—General requirements
GB/T 4213-2024
Pneumatic control valves
GB/T 17213.9-2024
Industrial-process control valves—Part 2-3: Flow capacity—Test procedures
GB/T 44519-2024
Industrial valves—Gearbox for valves
GB/T 12250-2023
Automatic steam traps—Marking
GB/T 12230-2023
General purpose industrial valves—Specification of stainless steel castings
GB/T 12223-2023
Part-turn valve actuator attachments