Foreword
Introduction
1 Scope
2 Normative references
3 Definitions, symbols and abbreviations
3.1 Definitions
3.2 Symbols
4 Material
4.1 Fitting material
4.2 MRS-value
4.3 Designation of fittings material
4.4 Strength of injection-moulded material
4.5 Material strength of fittings made from pipe
5 General characteristics
5.1 Appearance
5.2 Colour
5.3 Opacity
6 Geometrical characteristics
6.1 Measurement of dimensions
6.2 Nominal diameters
6.3 Fittings for solvent cementing
6.4 Flange adapters and flanges
6.5 Elastomeric ring seal fittings
6.6 End-load-bearing double-sockets with
elastomeric seals
7 Classification and operating conditions
7.1 Classification
7.2 Determination of the allowable operating
pressure PFA for water up to 45 degree C
8 Mechanical characteristics
8.1 Resistance to internal pressure of fittings or
parts of fittings
8.2 Crushing test
9 Physical characteristics
10 Chemical characteristics
11 Sealing rings
12 Adhesives
13 Performance requirements
14 Marking
14.1 General
14.2 Minimum required marking
14.3 Additional marking
Annex A (normative) Imperial(inch)-sized fittings
Annex B (informative) Bibliography