This European Standard specifies materials, assembly dimensions and tolerances and test requirements for fittings of copper and copper alloys with or without plating or coating. M&m permissible temperatures and pressures are also established This part of EN 1254 specifies connection end dimensions for fittings combining capillary an/or compression ends with other types of connecting ends.
EN 1254-4:1998 history
2021EN 1254-4:2021 Copper and copper alloys - Plumbing fittings - Part 4: Threaded fittings
1998EN 1254-4:1998 Copper and copper alloys - Plumbing fittings - Part 4: Fittings combining other end connections with capillary or compression ends