ISO 11177:2019 Vitreous and porcelain enamels - Inside and outside enamelled valves and pressure pipe fittings for untreated and potable water supply - Quality requirements and testing

standard by International Organization for Standardization, 04/01/2019

Full Description

ISO 11177:2019 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.