
Vitreous and Porcelain Enamels - Glass-lined Apparatus for Process Plants Part 4: Quality Requirements for Glass-lined Flanged Steel Pipes and Flanged Steel Fittings (iso 28721-4:2010)
出版:National Standards Authority of Ireland

專家解讀視頻
Vitreous and Porcelain Enamels - Glass-lined Apparatus for Process Plants Part 4: Quality Requirements for Glass-lined Flanged Steel Pipes and Flanged Steel Fittings (iso 28721-4:2010)
出版:National Standards Authority of Ireland
專家解讀視頻