Reference number
ISO 4158:1978
© ISO 2025
International Standard
ISO 4158:1978
Ferrosilicon, ferrosilicomanganese and ferrosilicochromium — Determination of silicon content — Gravimetric method
Edition 1
1978-12
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Published (Edition 1, 1978)
This publication was last reviewed and confirmed in 2020. Therefore this version remains current.

ISO 4158:1978

Language
Format
CHF 43
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Abstract

The method is applicable to alloys containing from 8 to 95 % (m/m) silicon. Specifies principle, reagents, apparatus, sample, procedure, expression of results, reproducibility and test report. Warns of perchloric acid fumes.

General information

  • Status
     : Published
    Publication date
     : 1978-12
    Stage
    : International Standard confirmed [90.93]
  • Edition
     : 1
    Number of pages
     : 3
  • Technical Committee :
    ISO/TC 132
    ICS :
    77.100 
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