CJ/T 260-2007
Abolished
T/ZZB 0522-2018
Active
Group standards
T/ZZB 0522-2018 Anti-Siphon Backflow Pressure Vacuum Breaker Valve
T/ZZB 0522-2018 Anti-Siphon Backflow Pressure Vacuum Breaker Valve
Price:
$ 20.00
Basic Information
Standard Code:
T/ZZB 0522-2018
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Water supply and drainage equipment and devices
ICS Name:
The water supply system
Publish Date:
2018-09-14
Implement Date:
2018-09-30
Scope
Main technical content: This standard specifies the terms and definitions, structure and models, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, maintenance, and quality commitments of anti-siphon backflow pressure vacuum break valves (hereinafter referred to as vacuum break valves). This standard applies to anti-siphon backflow pressure vacuum break valves installed in domestic drinking water pipelines with a nominal size not exceeding 50 mm, a nominal pressure not exceeding 1.0 MPa, and an operating temperature not exceeding 82 °C.
Development Information
Related Standards
CJ/T 232-2006
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CJ/T 232-2006 Light gauge stainless steel pipes and insert—Pressfittings
CJ/T 235-2006
Replaced
CJ/T 235-2006 Vertical long shaft pump
CJ/T 159-2006
Replaced
CJ/T 159-2006 Polyethylene/Aluminum/ Polyethylene composite pressure pipe(butt-welded by aluminum pipe)
CJ/T 237-2006
Active
CJ/T 237-2006 Double fusion fitting for Plastic/Steel/Plastic composite pressure pipe
CJ/T 238-2006
Active