Vitreous and porcelain enamels -- Inside and outside enamelled valves and pressure pipe fittings for untreated and potable water supply -- Quality requirements and testing
This standard has been revised by ISO 11177:2019
ISO 11177:2016 specifies the requirements for product quality and product testing of enamelled valves and pressure pipe fittings for untreated and potable water supply. It is not applicable for chemical service glass-enamel and apparatus enamel.
A standard is reviewed every 5 years
Revisions / Corrigenda