Foreword
Introduction
1 Scope
2 Normative references
3 Material
4 Appearance
5 Mechanical characteristics of fittings
6 Leaktighteness of fittings when installed
7 Long-term chemical resistance of fittings
8 Measurement of dimensions
9 Bends
10 Branches
11 Reducers
12 Flanged adaptors
13 Joints
14 Stiffness
15 Marking