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ISO 28721-2:2025

Vitreous and porcelain enamels — Glass-lined apparatus for process plants — Part 2: Designation and specification of resistance to chemical attack and thermal shock
12 shk 2025

General information

60.60     12 shk 2025

ISO

ISO/TC 107

International Standard

25.220.50  

anglisht   frëngjisht  

Buying

Publikuar

Language in which you want to receive the document.

Scope

This document specifies requirements for the resistance of chemical enamels to chemical attack and thermal shock, as well as their designation, for ordering purposes.
It is applicable to enamels used in glass-lined apparatus, piping and other components, primarily used in process equipment in chemical plants, which are applied on to low-alloy carbon steels substrates.
NOTE            The main criteria for assessing enamel quality are its resistance to chemical attack and thermal shock, and the structure of the cover coat enamel.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 28721-2:2015

NOW

PUBLISHED
ISO 28721-2:2025
60.60 Standard published
12 shk 2025

National adoptions

Emalime porcelani dhe xhami – Pajisje veshur me xham për impjante industriale – Pjesa 2: Projektimi dhe specifikimi i rezistencës ndaj goditjes kimike dhe shokut termik (ISO 28721-2:2015)

40.20 DIS ballot initiated: 12 weeks

DPS/KT 133 më tepër