ISO 23721:2022
International Standard
Current Edition
·
Approved on
14 March 2022
Corrosion of metals and alloys — Rating method by appearance of rust and stains of atmospheric corrosion for stainless steels
ISO 23721:2022 Files
English
14 Pages
Current Edition
43.82 OMR
ISO 23721:2022 Scope
This document specifies a method for evaluating the aesthetic appearance of stainless steels qualitatively by rating rust and stains formed by atmospheric corrosion. The rust and stains on stainless steels formed by atmospheric corrosion are rated by using 10 photographic standards.
This method is especially suitable for evaluating the appearance of specimens and structures made of stainless steels under atmosphere exposure.
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