Normen STN - Slowakische nationale Normen - Seite Nr. 7489

Vitreous and porcelain enamels - Determination of fluidity behaviour - Fusion flow test (ISO 4534:2010)

Die Norm herausgegeben am 1.5.2011

Vitreous and porcelain enamels - Release from enamelled articles in contact with food - Methods of test and limits (ISO 4531:2022)

Die Norm herausgegeben am 1.8.2022

Vitreous and porcelain enamels - Release from enamelled articles in contact with food - Methods of test and limits (ISO 4531:2018)

UNGÜLTIG herausgegeben am 1.4.2019

Vitreous and porcelain enamels. Determination of scratch resistance of enamel finishes

Die Norm herausgegeben am 1.12.2002

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 1: Quality requirements for apparatus, components, appliances and accessories (ISO 28721-1:2008)

Die Norm herausgegeben am 1.10.2011

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 1: Quality requirements for apparatus, components, appliances and accessories (ISO 28721-1:2019)

Die Norm herausgegeben am 1.4.2020

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 2: Designation and specification of resistance to chemical attack and thermal shock (ISO 28721-2:2015)

Die Norm herausgegeben am 1.7.2016

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 3: Thermal shock resistance (ISO 28721-3:2008)

Die Norm herausgegeben am 1.10.2011

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)

Die Norm herausgegeben am 1.5.2016

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 5: Presentation and characterisation of defects (ISO 28721-5:2016)

Die Norm herausgegeben am 1.9.2016