Abstract
This document specifies a spectrophotometric method for the determination of nitrogen in steel.
The method is applicable to the determination of nitrogen mass fraction between 0,000 6 % and 0,050 % in low alloy steels and between 0,010 % and 0,050 % in high alloy steels.
The method does not apply to samples containing silicon nitrides or having silicon contents higher than 0,6 %.
General information
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Status: PublishedPublication date: 2018-10Stage: International Standard confirmed [90.93]
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Edition: 2Number of pages: 15
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Technical Committee :ISO/TC 17/SC 1ICS :77.080.20
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Life cycle
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Previously
WithdrawnISO 4945:1977
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Now