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81 Glass and ceramics industries
New standards
EVS-EN ISO 14705:2026
Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for hardness of monolithic ceramics at room temperature (ISO 14705:2026)
Scope: This document specifies a test method for determining the Vickers and Knoop hardness of monolithic fine ceramics at room temperature.
Base documents: ISO 14705:2026; EN ISO 14705:2026
ISO 17947-1:2026
Fine ceramics (advanced ceramics, advanced technical ceramics) — Methods for chemical analysis of silicon nitride powders — Part 1: Wet chemical methods, X-ray fluorescence (XRF) using the fused cast-bead method, carrier-gas hot extraction (CGHE) and combustion methods
Scope: This document specifies methods for the determination of silicon, nitrogen, aluminium, iron, calcium, oxygen, carbon, fluorine, and chlorine in silicon nitride powders.
This document is applicable for the chemical analysis of silicon nitride powders used as raw material for fine ceramics.
Base documents:
Replaces: ISO 17947:2014
Replaced standards
ISO 17947:2014
Fine ceramics (advanced ceramics, advanced technical ceramics) -- Methods for chemical analysis of fine silicon nitride powders
Scope: ISO 17947:2014 specifies the methods for the chemical analysis of fine silicon nitride powders used as the raw material for fine ceramics. It stipulates the determination methods of total silicon, total nitrogen, aluminium, iron, calcium, oxygen, carbon, fluorine, and chlorine in fine silicon nitride powders.
Base documents:
Replaced: ISO 17947-1:2026
EVS-EN ISO 14705:2021
Fine ceramics (advanced ceramics, advanced technical ceramics) - Test method for hardness of monolithic ceramics at room temperature (ISO 14705:2016)
Scope: This International Standard specifies a test method for determining the Vickers and Knoop hardness of
monolithic fine ceramics at room temperature.
Base documents: ISO 14705:2016; EN ISO 14705:2021
Drafts