90.20 Standard under periodical review Jan 15, 2024
ISO
ISO/TC 138 Plastics pipes, fittings and valves for the transport of fluids
International Standard
23.040.20 Plastics pipes
Published
Specifies the nominal outside diameters for inch-based thermoplastics pipes for the conveyance of fluids under pressure and non-pressure. It also specifies nominal pressure ratings and minimum required strengths for pipes for pressure applications.
WITHDRAWN
ISO 161-2:1977
PUBLISHED
ISO 161-2:1996
90.20
Standard under periodical review
Jan 15, 2024