DIN EN ISO 28721-5 E:2014-09 Glass-lined equipment for use in glazed and enamel processing plants Part 5: Presentation and characterization of defects (draft)
2016DIN EN ISO 28721-5:2016-10 Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 5: Presentation and characterisation of defects (ISO 28721-5:2016); German version EN ISO 28721-5:2016
2016DIN EN ISO 28721-5:2016 Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 5: Presentation and characterisation of defects (ISO 28721-5:2016); German version EN ISO 28721-5:2016
1970DIN EN ISO 28721-5 E:2014-09 Glass-lined equipment for use in glazed and enamel processing plants Part 5: Presentation and characterization of defects (draft)