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ISO 4935:1989

Steel and iron — Determination of sulfur content — Infrared absorption method after combustion in an induction furnace ISO 4935:1989

Publication date:   Sep 21, 1989

General information

90.92 Standard to be revised   Oct 19, 2023

ISO

ISO/TC 17/SC 1 Methods of determination of chemical composition

International Standard

77.080.01   Ferrous metals in general

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Scope

The method is applicable to sulphur contents between 0,002 % (m/m) and 0,10 % (m/m). Specifies principle, reagents and material, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international cooperative tests. Annex B represents the precision date graphically. Annex C deals with induction furnaces and infrared sulfur analysers.

Life cycle

NOW

PUBLISHED
ISO 4935:1989
90.92 Standard to be revised
Oct 19, 2023

REVISED BY

IN_DEVELOPMENT
ISO/AWI 4935