General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 27726-2011
Scope
This standard specifies the test methods and requirements for the internal pressure resistance and sealing performance of thermoplastic valves. This standard applies to thermoplastic valves for cold water and industrial fluid transfer. This standard does not apply to thermoplastic valves for conveying gases.
GB/T 27726-2011 Referenced Document
GB/T 18252-2008 Plastics piping and ducting systems.Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
GB/T 19278-2003 General terms and their definitions of thermoplastic pipes,fittings and valves
GB/T 6111-2003 Thermoplastics pipes for the conveyance of fluids-Resistance to internal pressure--Test method
GB/T 27726-2011 history
2011GB/T 27726-2011 Thermoplastics valves.Pressure test methods and requirements