ISO 4158:1978

Ferrosilicon, ferrosilicomanganese and ferrosilicochromium — Determination of silicon content — Gravimetric method

Publication date: 1 dhj 1978

General information

Current stage: 90.93 Effective date: 23 korr 2020

Originator: ISO

Owner: ISO/TC 132

Type: International Standard

ICS: 77.100

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

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Scope

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.

Life cycle

NOW

PUBLISHED
ISO 4158:1978
90.93 Standard confirmed
23 korr 2020

National adoptions

SSH ISO 4158:1978

DPS

Ferrosilici, ferrosilicëmangani dhe ferrosilicëkromi - Përcaktimi i përmbajtjes së silicit - Metoda gravimetrike

60.60 Standard published

DPS/KT 133 më tepër