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ISO/FDIS 4653

Ferronickel — Determination of carbon, sulfur, silicon, phosphorus, nickel, cobalt, chromium and copper contents — Spark emission spectrometric method

General information

50.20     Oct 2, 2026

ISO

ISO/TC 155

International Standard

77.100     77.120.40  

Scope

This document specifies a spark atomic emission spectrometry method for the determination of carbon, sulfur, silicon, phosphorus, nickel, cobalt, chromium, copper contents in ferronickel. This method is applicable to the concentration ranges (mass fraction) in ferronickel: carbon 0.02 to 2.5, sulfur 0.002 to 0.28, silicon 0.10 to 4, phosphorus 0.005 to 0.040, nickel 14.0 to 42.0, cobalt 0.20 to 2.0, chromium 0.10 to 2.0, copper to 0.25.

Life cycle

NOW

PROJECT
ISO/FDIS 4653
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Oct 2, 2026

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