标题: ISO 28721-1 2008 Vitreous and porcelain enamels - Glass-lined [打印本页] 作者: asnt2012 时间: 2017-11-19 18:52:54 标题: ISO 28721-1 2008 Vitreous and porcelain enamels - Glass-lined
ISO 28721-1 2008 Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 1: Quality requirements for apparatus, components, appliances and accessories