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ISO/AWI 17778

Plastics piping systems — Fittings, valves and ancillaries — Determination of gaseous flow rate/pressure drop relationships

General information

20.00     Jun 8, 2026

ISO

ISO/TC 138/SC 5

International Standard

Scope

ISO 17778:2015 specifies a method for determining the flow rate/pressure drop relationship of components for plastics piping systems when tested using air at 25 mbar.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 17778:2015

NOW

PROJECT
ISO/AWI 17778
20.00 New project registered in TC/SC work programme
Jun 8, 2026

National adoptions

Plastics piping systems — Fittings, valves and ancillaries — Determination of gaseous flow rate/pressure drop relationships

10.99   New project approved

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