
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 28721-4:2015)
出版:National Standards Authority of Ireland

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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 28721-4:2015)
出版:National Standards Authority of Ireland
专家解读视频