90.60 Close of review Dec 3, 2022
ISO
ISO/TC 17/SC 1 Methods of determination of chemical composition
International Standard
77.080.01 Ferrous metals in general
The publication of ISO 10138 gives rise to the cancellation of ISO 4936:1984. The method described determines chromium in non-alloy and low-alloy steels and iron. It is applicable to chromium contents between 0,002 % (m/m) and 2,0 % (m/m). Specifies normative references, principle, reagents, apparatus, sampling, procedure, expression of results and test report. Procedures for the determination of instrumental criteria are given in annex A. Additional information on the international co-operative tests are given in annex B, annex C represents the precision data graphically.
WITHDRAWN
ISO 4936:1984
PUBLISHED
ISO 10138:1991
90.60
Close of review
Dec 3, 2022