GB/T 12233-2006
Replaced
T/ACCEM 496-2025
Active
Group standards
T/ACCEM 496-2025 butterfly-shaped slow-closing check valve
T/ACCEM 496-2025 butterfly-shaped slow-closing check valve
Price:
$ 20.00
Basic Information
Standard Code:
T/ACCEM 496-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Building materials
ICS Name:
Check valve
Publish Date:
2025-01-22
Implement Date:
2025-02-21
Scope
Main technical content: This document specifies the terms and definitions, models and basic requirements, general form, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, and quality assurance of butterfly quick-closing check valves. This document is applicable to butterfly quick-closing check valves used in pump outlets and water supply and drainage system pipelines to control medium backflow and prevent water hammer damage.
Development Information
Related Standards
GB/T 12235-2007
Replaced
GB/T 12235-2007 Steel globe valves and lift check valve for petroleum,petrochemical and allied industries
GB/T 12236-2008
Replaced
GB/T 12236-2008 Steel swing check valve for petroleum,petrochemical and allied industries
GB/T 21387-2008
Replaced
GB/T 21387-2008 Axial flow check valve
GB/T 26478-2011
Active
GB/T 26478-2011 Globe valves for ammonia and lift check valves
GB/T 26482-2011
Active