
Specification for covered carbon and carbon manganese steel electrodes for manual metal-arc welding
出版:British Standards Institution

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Electrode classification, dimensions, covering identification, initial tests, quality control, periodic check tests, packing, storage and marking. Appendices on characteristics of electrode coverings, methods of test and safety references.
? British Standards Institution 2013
ISO 547:1975 - Equivalent
ISO 544:2003 - Equivalent
ISO 2560:2002 - Similar
ISO 2401:1972 - Equivalent