DIN EN 1254-1-1998 铜和铜合金.管配件.第1部分:紧隙钎焊和紧隙铜焊用的焊接到铜管上的带端部管配件
Copper and copper alloys - Plumbing fittings - Part 1: Fittings with ends for capillary soldering or capillary brazing to copper tubes; German version EN 1254-1:1998
The document specifies the maximum permissible temperatures and pressures, materials, assembly dimensions and tolerances and test requirements for fittings of copper and copper alloys with or without plating. This part 1 specifies connection end dimensions of capillary soldering and brazing ends for the purposes of joining copper tubes specified in EN 1057.