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ISO 28721-2:2015

Vitreous and porcelain enamels — Glass-lined apparatus for process plants — Part 2: Designation and specification of resistance to chemical attack and thermal shock

Nov 30, 2015
95.99   Withdrawal of Standard   Feb 12, 2025

General information

95.99     Feb 12, 2025

ISO

ISO/TC 107

International Standard

25.220.50  

English   French  

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Scope

ISO 28721-2:2015 specifies requirements for the resistance to chemical attack and thermal shock of chemical enamels and their designation for ordering purposes.
It is applicable to enamelled apparatus, piping and other components primarily used for process equipment in chemical plants.
It only applies to unalloyed and low-alloy carbon steels suitable for enamelling.
NOTE The main criteria for assessing enamel quality are the resistance to chemical attack and thermal shock and the structure of the cover coat enamel.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 28721-2:2008

NOW

WITHDRAWN
ISO 28721-2:2015
95.99 Withdrawal of Standard
Feb 12, 2025

REVISED BY

PUBLISHED
ISO 28721-2:2025

National adoptions

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)

95.99   Withdrawal of Standard

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