ISO 6848:2015
Arc welding and cutting — Nonconsumable tungsten electrodes — Classification
ISO 6848:2015 specifies requirements for classification of nonconsumable tungsten electrodes for inert gas shielded arc welding, and for plasma welding, cutting and thermal spraying.
Information on conditions of use of these electrodes is given in Annex A (informative).
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Foreword
Introduction
1 Scope
2 Normative references
3 Classification
4 Symbols and requirements
4.1 Symbol for the product/process
4.2 Symbol for the chemical composition
5 Chemical analysis
6 Retests
7 Marking
8 Standard sizes and tolerances
8.1 Electrode diameters
8.2 Electrode lengths
9 Electrode shape and condition
9.1 Electrode straightness
9.2 Electrode finish
9.3 Electrode quality
10 Rounding procedure
11 Marking and packaging
11.1 Marking
11.2 Packaging
12 Classification examples
Annex A (informative) Conditions of use
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Foreword
Introduction
1 Scope
2 Normative references
3 Classification
4 Symbols and requirements
4.1 Symbol for the product/process
4.2 Symbol for the chemical composition
5 Chemical analysis
6 Retests
7 Marking
8 Standard sizes and tolerances
8.1 Electrode diameters
8.2 Electrode lengths
9 Electrode shape and condition
9.1 Electrode straightness
9.2 Electrode finish
9.3 Electrode quality
10 Rounding procedure
11 Marking and packaging
11.1 Marking
11.2 Packaging
12 Classification examples
Annex A (informative) Conditions of use