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Overview EN ISO 28721-2:2025 specifies how to designate and specify the resistance of vitreous and porcelain enamels used in glass-lined apparatus for process plants to chemical attack and thermal sh…
Overview EN ISO 28721-1:2019 - Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 1: Quality requirements for apparatus, components, appliances and accessories - is a CE…
Overview EN ISO 28721-5:2016 - "Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 5: Presentation and characterisation of defects" establishes a standardized system for…
Overview SIST EN ISO 28721-4:2016 specifies the quality requirements for glass-lined flanged steel pipes and flanged steel fittings used in process plants. This part of the ISO 28721 series focuses o…
Overview EN ISO 28721-4:2015 specifies the quality requirements for glass-lined flanged steel pipes and flanged steel fittings used in process plants. This part of the ISO 28721 series focuses on vit…
Overview EN ISO 28721-3:2011 - "Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 3: Thermal shock resistance" specifies requirements and procedures for assessing and u…
Overview ISO 28721-4:2015 is an international standard published by the International Organization for Standardization (ISO) that specifies quality requirements for glass-lined flanged steel pipes an…
Overview ISO 28721-2:2015 is an international standard that defines the requirements for vitreous and porcelain enamel coatings used in glass-lined apparatus for process plants. Specifically, this pa…
Overview ISO 28721-3:2008 - "Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 3: Thermal shock resistance" defines requirements and procedures for assessing thermal sh…
Overview - ISO 28721-1:2019 (glass-lined apparatus quality) ISO 28721-1:2019 specifies quality requirements and manufacturer test procedures for glass-lined steel and glass-lined steel castings used…
Overview - ISO 28721-5:2016 (Glass-lined apparatus: defects) ISO 28721-5:2016 is part of the ISO 28721 series covering vitreous and porcelain enamels for glass-lined apparatus used in process plants.…
Overview ISO 28721-2:2025 specifies how to designate and specify the resistance of vitreous and porcelain enamels used on glass-lined apparatus for process plants to chemical attack and thermal shock…