BS EN 1680:1997- Plastics piping systems. Valves for polyethylene (PE) piping systems. Test method for leaktightness under and after bending applied to the operating mechanism
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This draft standard specifies a method for testing the ability of a valve, intended for use in PE piping systems for gas supply, to maintain its pressure retaining capabilities under and after being subject to a bending moment appliedto the operating mechanism (cap).
BS EN 1680:1997- Plastics piping systems. Valves for polyethylene (PE) piping systems. Test method for leaktightness under and after bending applied to the operating mechanism