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Committee

Committee:

CTN 61 - Refractories

Secretary:
SERCOBE - ASOCIACIÓN NACIONAL DE FABRICANTES DE BIENES DE EQUIPO
Field of Activity:
Standardization of: Measurement methods, sampling and testing, terminology, characteristics and specifications for non metallic refractories.
International Relations:

ISO/TC 33  Refractories

CEN/TC 187  Refractory products and materials

Standards developed by the committee: CTN 61: 150

UNE-EN ISO 2477:2025 (Ratificada)

Status: VIGENTE / 2025-06-01

Shaped insulating refractory products - Determination of permanent change in dimensions on heating (ISO 2477:2005) (Endorsed by Asociación Española de Normalización in June of 2025.)

UNE-EN ISO 20182:2024 (Ratificada)

Status: VIGENTE / 2024-11-01

Refractory test-piece preparation - Gunning refractory panels by the pneumatic-nozzle mixing type guns (ISO 20182:2024, Corrected version 2025-04)

UNE-EN 993-1:2018 (Ratificada)

Status: VIGENTE / 2024-08-20

Methods of test for dense shaped refractory products - Part 1: Determination of bulk density, apparent porosity and true porosity (Endorsed by Asociación Española de Normalización in January of 2019.)

UNE-EN 993-5:2018 (Ratificada)

Status: VIGENTE / 2024-08-20

Methods of test for dense shaped refractory products - Part 5: Determination of cold crushing strength (Endorsed by Asociación Española de Normalización in January of 2019.)

UNE-EN 993-6:2018 (Ratificada)

Status: VIGENTE / 2024-08-20

Methods of test for (dense) shaped refractory products - Part 6: Determination of modulus of rupture at ambient temperature (Endorsed by Asociación Española de Normalización in January of 2019.)

UNE-EN ISO 21068-2:2024 (Ratificada)

Status: VIGENTE / 2024-08-01

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 2: Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free and surface silica (ISO 21068-2:2024) (Endorsed by Asociación Española de Normalización in August of 2024.)

UNE-EN ISO 21068-3:2024 (Ratificada)

Status: VIGENTE / 2024-08-01

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO 21068-3:2024)

UNE-EN ISO 21068-4:2024 (Ratificada)

Status: VIGENTE / 2024-08-01

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 4: XRD methods (ISO 21068-4:2024)

UNE-EN ISO 8840:2024 (Ratificada)

Status: VIGENTE / 2024-07-01

Refractory materials - Determination of bulk density of granular materials (grain density) (ISO 8840:2021) (Endorsed by Asociación Española de Normalización in July of 2024.)

UNE-EN ISO 21068-1:2024 (Ratificada)

Status: VIGENTE / 2024-06-01

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) (Endorsed by Asociación Española de Normalización in June of 2024.)

UNE-EN 993-11:2008

Status: VIGENTE / 2023-11-06

Methods of test for dense shaped refractory products - Part 11: Determination of resistance to thermal shock

UNE-EN 1094-4:1996

Status: VIGENTE / 2022-11-02

Insulating refractory products - Part 4: Determination of bulk density and true porosity

UNE-EN 993-12:1997

Status: VIGENTE / 2022-11-02

METHODS OF TEST FOR DENSE SHAPED REFRACTORY PRODUCTS. PART 12: DETERMINATION OF PYROMETRIC CONE EQUIVALENT (REFRACTORINESS).

UNE-EN 993-13:1996

Status: VIGENTE / 2022-11-02

Methods of test for dense shaped refractory products - Part 13: Specification for pyrometric reference cones for laboratory use

UNE-EN 993-16:1996

Status: VIGENTE / 2022-11-02

Dense shaped refractory products - Methods of test - Part 16: Determination of resistance to sulphuric acid

UNE-EN 993-3:1998

Status: VIGENTE / 2022-11-02

Methods of test for dense shaped refractory products - Part 3: Test methods for carbon-containing refractories

UNE-EN 993-4:1996

Status: VIGENTE / 2022-11-02

Methods of test for dense shaped refractory products - Part 4: Determination of permeability to gases

UNE-EN 993-9:1998

Status: VIGENTE / 2022-11-02

Methods of testing dense shaped refractory products - Part 9: Determination of creep in compression

UNE-EN 14945:2006

Status: VIGENTE / 2022-03-14

Refractory products and materials - Spectrometric determination of chromium (VI) in chrome bearing refractories, before and after use

UNE-EN 15991:2015 (Ratificada)

Status: VIGENTE / 2021-10-11

Testing of ceramic and basic materials - Direct determination of mass fractions of impurities in powders and granules of silicon carbide by inductively coupled plasma optical emission spectrometry (ICP OES) with electrothermal vaporisation (ETV) (Endorsed by AENOR in January of 2016.)

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