A2 COMMITTEE ON DEFINITIONS AND SYMBOLS
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A2 Committee on Definitions and Symbols
A2 Committee on Definitions and Symbols
SCOPE
The A2 Committee on Definitions and Symbols is responsible for the preparation and revision of standards defining welding terms and symbols.
Committee Leadership
CHAIR
Larry J. Barley, Retired (OTC Daihen Inc.)
JOIN THE COMMITTEE
JOIN THE COMMITTEE
The A2 Committee seeks volunteers to participate in its standards development process. The committee is recruiting all types of members as well as members with specific interests (Educators) in regard to the committee’s scope. Contact Stephen Borrero to learn more about this committee’s work and/or complete the Technical Committee Application.
As part of the standards development process, joining this committee will give you access to Accuris Engineering Workbench to streamline your workflow.
PUBLISHED DOCUMENTS
AWS A2.1:2020
American Welding Society Welding Symbol Charts
Easy to read laminated desk chart and wall chart to complement AWS A2.4:20 Standard Symbols for Welding, Brazing, and Nondestructive Examination
AWS A2.4:2020
Standard Symbols for Welding, Brazing, and Nondestructive Examination
This standard establishes a method for specifying certain welding, brazing, and nondestructive examination information by means of symbols, including the examination method, frequency, and extent. Detailed information and examples are provided for the construction and interpretation of these symbols.
AWS A3.0M/A3.0:2025
Standard Welding Terms and Definitions Including Terms for Additive Manufacturing, Adhesive Bonding, Brazing, Soldering, Thermal Cutting, Thermal Spraying, and Nondestructive Examination
This standard is a glossary of the technical terms used in the welding industry. Its purpose is to establish standard terms to aid in the communication of information related to welding and allied processes. Since it is intended to be a comprehensive compilation of welding terminology, nonstandard terms used in the welding industry are also included. All terms are designated as either standard or nonstandard and are arranged in word-by-word alphabetical sequence.
List of Subcommittees
AWS A2B – Subcommittee on Definitions
Chair: Richard Holdren, Arc Specialties Inc.
AWS A2C – Subcommittee on Symbols
Chair: Christopher Thurow, J. F. Ahern Co.