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prEN ISO 11177

Vitreous and porcelain enamels - Inside and outside enamelled valves and pressure pipe fittings for untreated and potable water supply - Quality requirements and testing (ISO/DIS 11177:2025)

Publication date:   Oct 9, 2025

General information

60.55   Ratification completed (DOR)   Jan 31, 2026

CEN

CEN/TC 262 Metallic and other inorganic coatings, including for corrosion protection and corrosion testing of metals and alloys

European Norm

25.220.50   Enamels

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Scope

This document specifies the requirements for product quality and product testing of enamelled valves and pressure pipe fittings for untreated and potable water supply.
It does not apply to chemical service glass-enamel and apparatus enamel.

Life cycle

PREVIOUSLY

PUBLISHED
EN ISO 11177:2019

NOW

IN_DEVELOPMENT
prEN ISO 11177
60.55 Ratification completed (DOR)
Jan 31, 2026