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CSN EN ISO 4945
Steel - Determination of nitrogen content - Spectrophotometric method (ISO 4945:1977)
|Number of Standard:||CSN EN ISO 4945|
EN ISO 4945
EN ISO 4945 Steel - Determination of nitrogen content - Spectrophotometric method (ISO 4945:1977) - 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.
Original English text of CSN EN Standard.
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