Foreword
1 Scope
2 Normative references
3 Definitions, symbols and abbreviations
4 Material
    4.1 PP compound
    4.2 Reprocessable and recyclable material
    4.3 Melt mass-flow rate
    4.4 Resistance to internal pressure
    4.5 Thermal stability (OIT)
    4.6 Sealing ring retaining means
5 General characteristics
    5.1 Appearance
    5.2 Colour
6 Geometrical characteristics
    6.1 General
    6.2 Dimensions of pipes
    6.3 Dimensions of fittings
    6.4 Dimensions of sockets and spigots
    6.5 Types of fittings
7 Mechanical characteristics
    7.1 Mechanical characteristics of pipes
    7.2 Mechanical characteristics of fittings
8 Physical characteristics
    8.1 Physical characteristics of pipes
    8.2 Physical characteristics of fittings
9 Performance requirements
10 Sealing rings
11 Marking
    11.1 General
    11.2 Minimum required marking of pipes
    11.3 Minimum required marking of fittings
    11.4 Additional marking
Annexes
A (informative) General characteristics of PP pipes and
    fittings
    A.1 General
    A.2 Material characteristics
    A.3 Ring stiffness
    A.4 Creep ratio
    A.5 Chemical resistance
    A.6 Abrasion resistance
    A.7 Hydraulic roughness
    A.8 Diametric deflection
B (informative) Bibliography