EN 1092-1 Flanges and their joints - Circular flanges for pipes@ valves@ fittings and accessories@ PN designated - Part 1: Steel flanges*, 2018-04-01 Update
EN 736-1 Valves - Terminology - Part 1: Definition of types of valves*, 2018-02-01 Update
EN 736-2 Valves - Terminology - Part 2: Definition of components of valves
EN 736-3 Valves - Terminology - Part 3: Definition of terms
BS EN 12627:2017 history
2017BS EN 12627:2017 Industrial valves - Butt welding ends for steel valves
1999BS EN 12627:1999 Industrial valves - Butt welding ends for steel valves