DS EN 1254-1:1998
DS EN 1254-1:1998 Copper And Copper Alloy - Plumbing Fittings - Part 1: Fittings With Ends For Capillary Soldering Or Capillary Brazing To Copper Tubes Defines materials, assembly dimensions and tolerances and test requirements for fittings of copper and copper alloys with or without plating.