Described herein is a new tip topography for aluminum resistance spot welding (RSW), which results in at least 10 times the improvement for aluminum resistance spot welding. The new tip topography is achieved by re-stamping the tip to result in a re-stamped tip.
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Wu, Feng, "New Tip Topography and Process for Aluminum Resistance Spot Welding", Technical Disclosure Commons, (March 12, 2021)