ISO 9556:2025Published

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

Aciers et fontes — Détermination du carbone total — Méthode par absorption dans l'infrarouge après combustion dans un four à induction

Abstract / scope

This document specifies an infrared absorption method after combustion in an induction furnace for the determination of the total carbon content in steel and iron.

The method is applicable to carbon contents between 0,003 % (mass fraction) and 4,5 % (mass fraction).

Life cycle

Replaces

ISO 9556:1989WithdrawnSteel and iron — Determination of total carbon content — Infrared absorption method after combustion in an induction furnaceInternational Standard · Published 6 Jul 1989 · ISO/TC 17/SC 1