
Vitreous And Porcelain Enamels - Glass-Lined Apparatus For Process Plants - Part 4: Quality Requirements For Glass-Lined Flanged Steel Pipes And Flanged Steel Fittings
出版:Nederlands Normalisatie Instituut

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基本信息
标准编号: NEN EN ISO 28721-4:2013
发布时间:2013/1/1 0:00:00
标准类别:Standard
出版单位:Nederlands Normalisatie Instituut
标准页数:5
标准简介
Defines the quality requirements for glass-lined flanged steel pipes and flanged steel fittings used for process plants.
标准备注
Supersedes NEN ISO 28721-4 and NEN EN 15711. (02/2013)
替代本标准的新标准
等同采用的国际标准
EN ISO 28721-4:2015 - Identical