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.
PUBLISHED
ISO 11177:2019
PROJECT
ISO/DIS 11177
40.20
DIS ballot initiated: 12 weeks
Oct 7, 2025
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)
40.20 DIS ballot initiated: 12 weeks
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