I.S. EN ISO 11177:2019现行
Vitreous and porcelain enamels - Inside and outside enamelled valves and pressure pipe fittings for untreated and potable water supply - Quality requirements and testing (ISO 11177:2019)
出版：National Standards Authority of Ireland
专家解读视频
This document specifies the requirements for product quality and product testing of enamelled valves and pressure pipe fittings for untreated and potable water supply.
ISO 11177 : 2019 - Identical
EN ISO 11177 : 2019 - Identical
EN ISO 11177 : 2016 - Identical
EN ISO 11177 : 2019 - Identical
EN ISO 11177 : 2016 - Identical
ISO 11177 : 2019 - Identical
