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CEN/TC 69/WG 19
Valves for hydrogen applications and network
ISO/TC 153/WG 1
Valve actuators and valve actuators attachments
NA 003
DIN Standards Committee Valves
NA 003-02-02 AA
Valves for potable water supply in buildings
CEN/TC 164/WG 14
Valves and fitting for buildings and devices to prevent pollution by backflow
prEN 1092-3
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 3: Copper alloy flanges
prEN 1555-4
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: Valves
prEN 1680
Plastics piping systems - Valves for polyethylene (PE) piping systems - Test method for leaktightness under and after bending applied to the operating mechanisms
prEN 1705
Plastics piping systems - Thermoplastics valves - Test method for the integrity of a valve after an external blow
prEN 1759-3
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, Class designated - Part 3: Copper alloy flanges
