Softening point
Size
Dimensions
Drainage
Colour
Sealing rings
Deformation
Chemical-resistance tests
Stiffness
Leak tests
Pipe couplings
Recycling
Performance
Pressure testing
Unplasticized polyvinyl chloride
Marking
Thermal resistance
Shape
Water supply and waste systems (buildings)
Testing conditions
Plastic pipelines
Plastics
Diameter
Designations
Underground
Sewers
Pipe fittings
Drainpipes
Impact strength
Spigot-and-socket joints
Dimensional tolerances
Length
Pipes
Thickness
Polyvinyl chloride
Link: BS EN 1401-1:2019 Plastics piping systems for non-pressure underground drainage and sewerage. Unplasticized poly(vinyl chloride) (PVC-U) Specifications for pipes, fittings and the system
Source: BSI Standards
