prEN ISO 17778 rev

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

General information

Current stage: 10.99 New project approved Jun 9, 2026

Originator: CEN

Owner: CEN/TC 155 Plastics piping systems and ducting systems

Type: European Norm

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
EN ISO 17778:2015

NOW

IN_DEVELOPMENT
prEN ISO 17778 rev
10.99 New project approved
Jun 9, 2026