NBN EN ISO 15876-3 : 2004

Introduction
1 Scope
2 Normative references
3 Terms and definitions, symbols and abbreviated terms
4 Material characteristics
   4.1 Plastics fitting material
        4.1.1 Fitting material identical to the PB pipe
               compound.
        4.1.2 PB Fitting material not identical to the
               PB pipe compound.
        4.1.3 Plastics fitting material other than PB
   4.2 Metallic fitting material
   4.3 Influence on water intended for human consumption
5 General characteristics
   5.1 Appearance
   5.2 Opacity
6 Geometrical characteristics
   6.1 General
        6.1.1 Nominal diameter(s)
        6.1.2 Angels
        6.1.3 Threads
6.2 Dimensions of sockets for socket weld and
    electrofusion fittings
6.2.1 Dimensions of socket weld fittings
        6.2.2 Dimensions of sockets for electrofusion
               fittings
   6.3 Dimensions of metallic fittings
7 Mechanical characteristics of plastics fittings
   7.1 General
   7.2 Fitting material identical to the PB pipe compound
   7.3 Fitting made from PB not identical to the PB pipe
        compound
   7.4 Fittings made from plastics other than PB
8 Physical and chemical characteristics of plastics
   compounds
9 Sealing elements
10 Performance requirements
11 Marking
   11.1 General requirements
   11.2 Minimum required marking
Bibliography

Specifies the characteristics of fittings for polypropylene (PB) piping systems intended to be used for hot and cold water installations within buildings for the conveyance of water, whether or not intended for human consumption (domestic systems) and for heating systems under design pressures and temperatures according to the class of application.