The selection of the correct size of welding electrode is determined by ____.

Question

Quizplus · Accepted Answer

The correct size of welding electrode is determined by the thickness and size of the metal being welded. The electrode should be roughly the same diameter as the thickness of the metal being welded in order to achieve proper penetration and weld strength. The other factors listed (arc length, weld pool size and penetration, current amperage) are all influenced by the electrode size, but are not the primary determining factors for electrode selection.

The Selection of the Correct Size of Welding Electrode Is