AWS A5.12 : 1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
TUNGSTEN AND TUNGSTEN ALLOY ELECTRODES FOR ARC WELDING AND CUTTING, SPECIFICATION FOR
02-05-1998
11-23-2012
Personnel
Foreword
1 Scope
Part A - General requirements
2 Classification
3 Acceptance
4 Certification
5 Units of measure and rounding-off procedure
Part B - Test procedures, and requirements
6 Summary of tests
7 Retest
8 Chemical analysis
Part C - Manufacture, identification, and packaging
9 Method of manufacture
10 Standard sizes
11 Finish and uniformity
12 Standard package form
13 Electrode identification
14 Packaging
15 Marking of packages
Appendix - Guide to AWS specification for tungsten and
tungsten alloy electrodes for arc welding and
cutting
A1 Introduction
A2 Classification
A3 Acceptance
A4 Certification
A5 Ventilation during welding
A6 Operation characteristics
A7 Description and intended use of electrodes
A8 General recommendations
A9 Discontinued classifications
AWS filler metal related documents
Tables
1 Chemical composition requirements for electrodes
2 Standard sizes
3 Electrode identification requirements
A1 Typical current ranges for tungsten electrodes
Figure
1 Measurement procedure for straightness
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