British Standards Institution

Sector: Manufacturing

Overview: Under the direction of the Standards Policy and Strategy Committee, is responsible for the UK input to CEN/TC121 AND ISO/TC44/SC7 on matters of standardization for definitions and symbols for welding.

Committee standards activity

In Progress (8)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TR 25901-7	Welding and allied processes - Vocabulary. Part 7: Laser welding Categories: Unclassified documents Proposal begins :	Proposal
PD ISO/TR 25901-2	Welding and allied processes - Vocabulary. Part 2: Safety and health Categories: Unclassified documents Drafting begins : 2017-02-28	Drafting
PD ISO/TR 25901-2	Welding and allied processes -- Vocabulary. Part 2: Safety and health Categories: Manufacturing engineering \| Welding. Processes Comment resolution begins : 2018-12-06	Comment resolution
ISO/TC 44/SC 7 N 619, ISO/NP 25901-2	Welding and allied processes - Vocabulary - Part 2: Health and safety Categories: Information management \| Standardization. General rules \| Health and Safety \| Engineering \| Manufacturing engineering \| Welding. Processes Proposal begins : 2020-01-02	Proposal
BS ISO 9692-4	Welding and allied processes -- Recommendations for joint preparation. Part 4: Clad steels Categories: Welded joints and welds Comment resolution begins : 2017-06-28	Comment resolution
BS ISO 25239-1	Friction stir welding - Aluminium. Part 1: Vocabulary Categories: Unclassified documents Drafting begins : 2015-08-10	Drafting
BS EN ISO 25901-5	Welding and allied processes — Vocabulary —. Part 5: Laser welding Categories: Unclassified documents Drafting begins : 2025-10-15	Drafting
BS EN ISO 2553	Welding and allied processes — Symbolic representation on drawings — Welded joints Categories: Unclassified documents Proposal begins :	Proposal

Published (20)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD ISO/TR 25901-4:2016	Welding and allied processes. Vocabulary. Arc welding Categories: Manufacturing engineering \| Welding. Processes Published standard begins : 2016-03-30	Published standard
PD ISO/TR 25901-3:2016	Welding and allied processes. Vocabulary. Welding processes Categories: Manufacturing engineering \| Welding. Processes Published standard begins : 2016-03-30	Published standard
PD ISO/TR 25901-1:2016	Welding and allied processes. Vocabulary. General terms Categories: Manufacturing engineering \| Welding. Processes Published standard begins : 2016-03-30	Published standard
PD CEN/TR 14633:2003	Welding. Working positions. Comparison of current international, European and US designations Categories: Manufacturing engineering \| Welded joints and welds Published standard begins : 2004-01-19	Published standard
PD CEN/TR 14599:2005	Terms and definitions for welding purposes in relation with EN 1792 Categories: Manufacturing engineering \| Welding. Processes Published standard begins : 2005-12-08	Published standard
DD CEN ISO/TS 17845:2004	Welding and allied processes. Designation system for imperfections Categories: Welding. Processes \| Welded joints and welds Published standard begins : 2004-08-24	Published standard
BS ISO 857-2:2005	Welding and allied processes. Vocabulary. Soldering and brazing processes and related terms Categories: Manufacturing engineering \| Brazing and soldering Published standard begins : 2006-01-10	Published standard
BS EN ISO 9692-4:2003	Welding and allied processes. Joint preparation. Clad steels Categories: Welded joints and welds Published standard begins : 2003-08-18	Published standard
BS EN ISO 9692-3:2016	Welding and allied processes. Types of joint preparation. Metal inert gas welding and tungsten inert gas welding of aluminium and its alloys Categories: Welding. Processes \| Welded joints and welds Published standard begins : 2016-07-25	Published standard
BS EN ISO 9692-2:2024	Welding and allied processes. Joint preparation. Submerged arc welding of steels Categories: Welding. Processes \| Welded joints and welds Published standard begins : 2024-03-15	Published standard

Withdrawn (12)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD CR 14599:2002	Terms and definitions for welding purposes in relation with EN 1792 Categories: Manufacturing engineering \| Welding, brazing and soldering. General Withdrawn begins : 2005-12-07	Withdrawn
BS EN ISO 9692-3:2001	Welding and allied processes. Joint preparation. Metal inert gas welding and tungsten inert gas welding of aluminium and its alloys Categories: Welded joints and welds Withdrawn begins : 2016-07-25	Withdrawn
BS EN ISO 9692-1:2003	Welding and allied processes. Recommendations for joint preparation. Manual metal-arc welding, gas-shielded metal-arc welding, gas welding, TIG welding and beam welding of steels Categories: Welded joints and welds Withdrawn begins : 2013-09-06	Withdrawn
BS EN ISO 6947:2011	Welding and allied processes. Welding positions Categories: Welded joints and welds Withdrawn begins : 2019-11-13	Withdrawn
BS EN ISO 6520-2:2002	Welding and allied processes. Classification of geometric imperfections in metallic materials. Welding with pressure Categories: Welding, brazing and soldering. General Withdrawn begins : 2013-08-16	Withdrawn
BS EN ISO 4063:2010	Welding and allied processes. Nomenclature of processes and reference numbers Categories: Manufacturing engineering \| Welding, brazing and soldering. General Withdrawn begins : 2023-04-17	Withdrawn
BS EN ISO 4063:2009	Welding and allied processes. Nomenclature of processes and reference numbers Categories: Manufacturing engineering \| Welding, brazing and soldering. General Withdrawn begins : 2010-12-21	Withdrawn
BS EN ISO 4063:2000	Welding and allied processes. Nomenclature of processes and reference numbers Categories: Manufacturing engineering \| Welding. Processes Withdrawn begins : 2009-08-17	Withdrawn
BS EN ISO 2553:2019	Welding and allied processes. Symbolic representation on drawings. Welded joints Categories: Drawings. Mechanical engineering \| Welded joints and welds Withdrawn begins : 2022-07-20	Withdrawn
BS EN ISO 2553:2013	Welding and allied processes. Symbolic representation on drawings. Welded joints Categories: Drawings. Mechanical engineering \| Welded joints and welds Withdrawn begins : 2019-04-17	Withdrawn

Standards Development

WEE/1 - Definitions and symbols for welding

Committee standards activity