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ISO 9556:1989

Steel and iron — Determination of total carbon content — Infrared absorption method after combustion in an induction furnace

Publication date:   Jul 6, 1989

95.99   Withdrawal of Standard   Jul 8, 2025

General information

95.99   Withdrawal of Standard   Jul 8, 2025

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 carbon contents between 0,003% (m/m) and 4,5 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. The annexes give additional information on the international co-operative tests, a graphical representation of precision data and features of induction furnaces and carbon analysers.

Life cycle

NOW

WITHDRAWN
ISO 9556:1989
95.99 Withdrawal of Standard
Jul 8, 2025

REVISED BY

PUBLISHED
ISO 9556:2025