NF E29-591-1:1998 Copper and copper alloys. Plumbing fittings. Part 1 : fittings with ends for capillary soldering or capillary brazing to copper tubes.
1998NF E29-591-1:1998 Copper and copper alloys. Plumbing fittings. Part 1 : fittings with ends for capillary soldering or capillary brazing to copper tubes.