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Same rod (2mm, 5/64, 6013) on same steel (2mm or 5/64). I was surprised to find how different the result is swapping polarity doing otherwise exactly the same. DCEN slightly lower amps.
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Solved] Straight polarity in arc welding is obtained with
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Difference Between DCEN Polarity and DCEP Polarity in Arc Welding
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Figure 8-4.Effects of polarity on the weld.
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