Backflow preventer USA
Backflow preventer USA, Total:20 items.
The international standard classification for "Backflow preventer USA" includes: Water supply systems , Other valves .
The Chinese standard classification for "Backflow preventer USA" includes: Outdoor water supply and draining engineering , Valve .
Professional Standard - Urban Construction
- CJ/T 160-2010 Double check valve backflow prevention assembly
- CJ/T 160-2002 Backflow preventers
- CJ/T 344-2010 Backflow freventer with intermediate atmospheric vent
Group Standards of the People's Republic of China
- T/ZZB 2227-2021 Copper low resistance backflow preventer 2021
- T/ZS 0302-2022 Technical specification for application of backflow preventer for urban water supply
- T/CCMSA 40624-2021 Backflow preventer
- T/ZZB 1973-2020 Reduced-pressure type backflow preventer
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 25178-2020 Reduced-pressure type backflow preventer
Professional Standard - Machinery
- JB/T 11151-2011 Low-resistance backflow preventer
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 25178-2010 Reduced-pressure type backflow preventer
未注明发布机构
- DIN 14346 E:2017-09 Firefighting and fire protection - Mobile backflow preventer B-FW
Professional Standard - Recommended Standards for Engineering Construction
- CECS 259-2009 Low resistance backflow prevention device application technical specification
American Water Works Association (AWWA)
- AWWA C510-2007 Double Check Valve Backflow Prevention Assembly
- AWWA C511-2007 Reduced-Pressure Principle Backflow Prevention Assembly
SCC
- CSA B64.10-07/B64.10.1-2007 Selection and Installation of Backflow Preventers/Maintenance and Field Testing of Backflow Preventers
- CSA B64.10-11/B64.10.1-2011 Selection and installation of backflow preventers/Maintenance and field testing of backflow preventers
- CSA B64.10-11/B64.10.1-2011(R2016) Selection and Installation of Backflow Preventers/Maintenance and Field Testing of Backflow Preventers
- CSA B64.10-2023 Selection and installation of backflow preventers/Maintenance and field testing of backflow preventers
- DIN 14346:2018 Firefighting and fire protection - Mobile backflow preventer B-FW
German Institute for Standardization
- DIN 14346:2018-07 Firefighting and fire protection - Mobile backflow preventer B-FW / Note: Applies in conjunction with DIN EN 805 (2000-03).
