Specifies the general aspects of pipes, joints, fittings and ancillaries, made of unplasticized poly(vinyl chloride) (PVC-U), for piping systems intended to be used for buried water mains and for water supplies above ground, both inside and outside buildings. Replaces ISO 4422:1990.
Текущий статус : WithdrawnДата публикации : 1996-12
Версия : 1
Технический комитет:Plastics pipes and fittings for water supplies