Withdrawn
The method is applicable to types of steel with niobium contents between 0,005 % (m/m) and 1,3 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. Annex A includes additional information on the international co-operative tests. Annex B gives a graphical representation of precision data.
WITHDRAWN
ISO 9441:1988
95.99
Withdrawal of Standard
Aug 3, 2026
PUBLISHED
ISO 9441:2026