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Norm

ISO 28721-4:2015

Issue date: 2015 10 26

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 specifies the quality requirements for glass-lined flanged steel pipes and flanged steel fittings used for process plants.
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ISO 28721-4:2015 specifies the quality requirements for glass-lined flanged steel pipes and flanged steel fittings used for process plants.

ISO 28721-4:2015
2015 10 26
Vitreous and porcelain enamels — Glass-lined apparatus for process plants — Part 4: Quality requirem...
Norm
ISO 28721-4:2010
2010 09 20
Vitreous and porcelain enamels — Glass-lined apparatus for process plants — Part 4: Quality requirem...
Norm