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ISO/PRF 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/PRF 11177

General information

50.00   Final text received or FDIS registered for formal approval   Jul 24, 2026

ISO

ISO/TC 107 Metallic and other inorganic coatings

International Standard

25.220.50   Enamels | 91.140.60   Water supply systems

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
ISO 11177:2019

NOW

IN_DEVELOPMENT
ISO/PRF 11177
50.00 Final text received or FDIS registered for formal approval
Jul 24, 2026




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