This European Standard specifies the dimensions of socket welding ends of steel valves designed to be socket welded to standardised pipes in the size range DN 6 to DN 65.
EN 12760:2016 Referenced Document
EN 736-1:1995 Valves - Terminology - Part 1: Definition of types of valves
EN 736-2:2016 Valves - Terminology - Part 2: Definition of components of valves
EN 736-3:2008 Valves - Terminology - Part 3: Definition of terms
ISO 4200:1991 Plain end steel tubes, welded and seamless; general tables of dimensions and masses per unit length