Standardization of terms, definitions and symbols relevant to welding and allied processes. In addition, standardization of:

  • welding positions;
  • processes nomenclature;
  • classification of imperfections;
  • general principles of weldability and joint preparation.

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Sustainable Development Goals

This committee contributes with 1 standard to the following Sustainable Development Goal:


published ISO standards *

under the direct responsibility of ISO/TC 44/SC 7


ISO standards under development *

under the direct responsibility of ISO/TC 44/SC 7


Participating members


Observing members

* number includes updates

Reference Title Type
ISO/TC 44/SC 7/WG 2 Nomenclature of processes and reference numbers Working group

Liaison Committees to ISO/TC 44/SC 7

The committees below can access the documents of ISO/TC 44/SC 7:

Reference Title ISO/IEC
ISO/TC 10/SC 1 Basic conventions ISO


Liaison Committees from ISO/TC 44/SC 7

ISO/TC 44/SC 7 can access the documents of the committees below:

Reference Title ISO/IEC
IIW International Institute of Welding ISO
ISO/TC 10 Technical product documentation ISO


Organizations in liaison (Category A and B)

Acronym Title Category
IIW International Institute of Welding A

ISO/TC 44/SC 7 - Secretariat

BSI [United Kingdom]

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

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