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Norm

ÖNORM EN ISO 21068-1

Issue date: 2009 02 01

Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 1: General information and sample preparation (ISO 21068-1:2008)

This part of ISO 21068 gives definitions and specifies techniques for the preparation of samples for the chemical analysis of silicon-carbide-containing raw materials an...
Withdrawn: 2024 08 15
Publisher:
Austrian Standards International
Format:
Digital | 15 Pages
Language:
German | English | Download GER/ENG
This part of ISO 21068 gives definitions and specifies techniques for the preparation of samples for the chemical analysis of silicon-carbide-containing raw materials and refractory products including: a) graphite brick containing silicon carbide; b) silicon carbide brick (includes the bricks containing silicon nitride); c) refractories containing carbon and/or silicon carbide mixed with clay; d) refractories containing carbon and/or silicon carbide mixed with silica (and fused silica); e) refractories containing carbon and/or silicon carbide mixed with high alumina material; f) refractories containing carbon and/or silicon carbide mixed with magnesia (and dolomite); g) refractories containing carbon and/or silicon carbide mixed with chrome mineral or magnesia-chrome materials; h) refractories containing carbon and/or silicon carbide except those described in a) to g) above.
ÖNORM EN ISO 21068-1
2024 08 15
Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitri...
Norm
ÖNORM EN ISO 21068-1
2009 02 01
Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 1: Gene...
Norm
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ISO 8656-1:1988
Issue date : 1988 12 29
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ISO 12677:2003
Issue date : 2003 05 09
Chemical analysis of refractory products by XRF — Fused cast bead method
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ISO 21068-2:2008
Issue date : 2008 07 21
Chemical analysis of silicon-carbide-containing raw materials and refractory products — Part 2: Determination of loss on ignition, total carbon, free carbon and silicon carbide, total and free silica and total and free silicon
Norm
ÖNORM EN ISO 21068-1
Issue date : 2024 08 15
Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 1: General information, terminology and sample preparation (ISO 21068-1:2024)
Norm
ISO 21068-1:2008
Issue date : 2008 07 21
Chemical analysis of silicon-carbide-containing raw materials and refractory products — Part 1: General information and sample preparation