T/ZZB 0801-2018
Steel globe valves and lift check valves for petroleum,petrochemical,natural gas and allied industries (English Version)
- Standard No.
- T/ZZB 0801-2018
- Language
- Chinese, Available in English version
- Release Date
- 2018
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 0801-2018
- Scope
- This standard specifies the terms and definitions, structural types, basic requirements, technical requirements, test methods, inspection rules, markings, supply requirements and quality of steel stop valves and lift check valves used in petroleum, petrochemical, natural gas and related industries. promise. This standard is applicable to nominal pressure PN16 ~ PN400 or Class150 ~ Class2500, nominal size DN50 ~ DN400 or NPS2 ~ NPS24, operating temperature -29 ℃ ~ 538 ℃, bolted bonnet, end connection form of flange and welding, rising stem Steel stop valves, steel stop check valves and steel lift check valves (hereinafter collectively referred to as valves) with straight-through, angle and Y-shaped structures for petroleum, petrochemical, natural gas and related industries. This standard also applies to steel stop valves with pressure-sealing bonnets.
T/ZZB 0801-2018 history
- 2018 T/ZZB 0801-2018 Steel globe valves and lift check valves for petroleum,petrochemical,natural gas and allied industries
