This method is applicable to non-alloy and low-alloy steels containing between 0.002 % (m/m) and 0.050 % (m/m) of nitrogen and less than 0.6 % (m/m) of silicon. It allows the determination only of the nitrogen content which can be converted to an ammonium salt. Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report.
WITHDRAWN
ISO 4945:1977
95.99
Withdrawal of Standard
Oct 16, 2018
PUBLISHED
ISO 4945:2018
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