scope:

This Part of this European Standard specifies the characteristics of fittings made from polyethylene (PE) intended for the conveyance of water for human consumption, including raw water prior to treatment. It also specifies the test parameters for the test methods referred to in this standard. In conjunction with other Parts of this European Standard (see Foreword) it is applicable to PE fittings, their joints and to joints with components of PE and other materials intended to be used under the following conditions: a) a maximum operating pressure, MOP, up to 25 bar 2) ; b) an operating temperature of 20 °C as a reference temperature. This European Standard covers a range of maximum operating pressures and gives requirements concerning colours and additives. These fittings can be of the following types: - fusion fittings; - butt fusion fittings; - socket fusion fittings (see annex A); - electrofusion fittings; - mechanical fittings; - compression fittings; - flanged fittings.