Question
Download Solution PDFThe electrode size refers to
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
- The electrode size refers to the diameter of its core wire and each electrode has a certain current range.
- The welding current increases with the electrode size (diameter).
- The length of electrodes may depend on diameter of the core wire ranging from 250 to 450 mm i.e. larger the core diameter larger the length.
- The electrodes are also specified based on the ratio of the diameter of the coated portion of the electrode to core wire diameter.
- If the ratio is less than 1.2 then electrodes are thin coated.
- If the ratio ranges between 1.2 to 1.5 then medium coated.
- If the ratio exceeds 1.5 then electrodes are heavy-coated or thick coated.
Last updated on Jun 26, 2025
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