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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF A92-125-4 ; NF EN ISO 28721-4:2016-04-23
Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 4: quality requirements for glass-lined flanged steel pipes and flanged steel fittings

Title (German)

Emails und Emaillierungen - Emaillierte Apparate für verfahrenstechnische Anlagen - Teil 4: Qualitätsanforderungen an Flansch-Rohre und Flansch-Formstücke aus Stahl mit Emaillierung

Edition 2016-04-23

Original language French

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF A92-125-4 ; NF EN ISO 28721-4:2016-04-23 Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 4: quality requirements for glass-lined flanged steel pipes and flanged steel fittings

Want to learn more?

NF A92-125-4 ; NF EN ISO 28721-4:2016-04-23
Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 4: quality requirements for glass-lined flanged steel pipes and flanged steel fittings