Chemical analysis of silicon-carbide-containing raw materials and refractory products - General information and sample preparation Ingestion-build-260237 ISBN 0 580 20861 3

ISBN 0 580 20861 3

This European Standard specifies the safety requirements for walkways and working places on inland navigation vessels in the areas used for work

BS EN 868‑9 improves on the quality standards set by EN ISO 11607‑1 and EN ISO 11607‑2 by providing you with test methods and requirements for specific products

DD ENV 12315-1 includes route guidance data

Requirements for assemblies of high-strength structural bolts and nuts of system HR suitable for preloaded joints

Chemical analysis of silicon-carbide-containing raw materials and refractory products - General information and sample preparation Ingestion-build-260237 ISBN 0 580 20861 31 Scope 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