UNI EN 1124-1 : 2005

Foreword
1 Scope
2 Normative references
3 Definitions
4 Materials and prefabricated components
5 Dimensions
    5.1 Socket shape
    5.2 Nominal sizes
6 Requirements of pipes and fittings
    6.1 Straightness
    6.2 Ends of pipes and fittings
    6.3 Inner surface finish
    6.4 Outside surface finish
    6.5 Roundness
    6.6 Welds
    6.7 Annealing
7 Requirements of pipe joints
    7.1 Seals
    7.2 Watertightness
    7.3 Airtightness
    7.4 Thermal stressing
    7.5 Joint assembling
8 Thermal requirements
9 Corrosion protection
    9.1 Post-treatment
    9.2 Buried pipes and fittings
10 Testing
    10.1 Straightness of the pipes
    10.2 Squareness of the ends of the pipes and fittings
    10.3 Surfaces
    10.4 Roundness
    10.5 Appearance and watertightness of the welds
    10.6 Materials
    10.7 Corrosion protection
    10.8 Dimensions
    10.9 Seals
    10.10 Temperature resistance
    10.11 Joints
11 Marking
12 Quality control
    12.1 General
    12.2 Initial testing (type testing)
    12.3 Factory production control
Annex A (informative) Third-party control
A.1 - Method and frequency
A.2 - Sampling
A.3 - Documentation
Annex B (informative) Bibliography

Defines requirements, tests, and quality control for longitudinally welded, stainless steel pipes and fittings with spigot and socket, to be used in waste water systems, mainly operating under gravity or at a low head of pressure.