About

Scope

Standardization of raw materials and products of the refractories industry and their properties.

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88

published ISO standards *

under the direct responsibility of ISO/TC 33

5

ISO standards under development *

under the direct responsibility of ISO/TC 33

18

Participating members

21

Observing members

* number includes updates

Reference Title Type
ISO/TC 33/WG 17 Chemical analysis Working group
ISO/TC 33/WG 26 Thermal shock resistance Working group
ISO/TC 33/WG 27 Refractory mortars – Determination of permanent change in dimension on heating Working group
ISO/TC 33/WG 28 Determination of Young's modulus at elevated temperatures Working group
ISO/TC 33/WG 29 Determination of compressive strength at elevated temperatures Working group
ISO/TC 33/WG 30 Determination of bulk density of granular materials (grain density) Working group

Liaison Committees to ISO/TC 33

The committees below can access the documents of ISO/TC 33:

Reference Title ISO/IEC
ISO/TC 24 Particle characterization including sieving ISO
ISO/TC 163/SC 1 Test and measurement methods ISO

 

Liaison Committees from ISO/TC 33

ISO/TC 33 can access the documents of the committees below:

Reference Title ISO/IEC
ISO/TC 24 Particle characterization including sieving ISO
ISO/TC 24/SC 8 Test sieves, sieving and industrial screens ISO
ISO/TC 71/SC 1 Test methods for concrete ISO
ISO/TC 74 Cement and lime [STANDBY] ISO
ISO/TC 146/SC 2 Workplace atmospheres ISO
ISO/TC 163/SC 1 Test and measurement methods ISO
ISO/TC 163/SC 3 Thermal insulation products ISO
ISO/TC 206 Fine ceramics ISO

 

Organizations in liaison (Category A and B)

Acronym Title Category
PRE European Refractories Producers Federation A
WRA World Refractories Association A
EC - European Commission European Commission B
UNESCAP United Nations Economic and Social Commission for Asia and the Pacific B
WCO World Customs Organization B

ISO/TC 33 - Secretariat

BSI [United Kingdom]

British Standards Institution
389 Chiswick High Road
London
W4 4AL
United Kingdom

Tel: +44 208 996 90 00
Fax: +44 208 996 74 00

Secretariat direct:

Mr Tim Bellamy