DIN EN 1503-4 E:2015 Draft Document - Valves - Materials for bodies, bonnets and covers - Part 4: Copper alloys specified in European Standards; German and English version prEN 1503-4:2015
2016DIN EN 1503-4:2016 Valves - Materials for bodies, bonnets and covers - Part 4: Copper alloys specified in European Standards; German version EN 1503-4:2016
2003DIN EN 1503-4:2003 Valves - Materials for bodies, bonnets and covers - Part 4: Copper alloys specified in European Standards; German version EN 1503-4:2002
2001DIN EN 1503-1:2001 Valves - Materials for bodies, bonnets and covers - Part 1: Steels specified in European standards; German version EN 1503-1:2000