NA 054
DIN Standards Committee Plastics
Project
Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) - Part 4: Valves
Begin
2026-02-09
Planned document number
ISO/AWI 1452-4
Responsible national committee
NA 054-05-03 AA - Fittings for pressure pipelines made from thermoplastic materials
Responsible international committee
ISO/TC 138/SC 2/WG 3 - PVC piping systems for water supply