Welding Race Cars: NHRA vs. NASCAR Techniques

Reprinted with permission: The AWS Welding Journal

The methods for welding frames for various race cars are detailed

While managing a welding filler material R&D lab in the mid-1970’s, a company that built drag race car frames and sold tubing kits to customers fabricating their own chassis asked for a recommendation for a gas tungsten arc welding (GTAW) rod for joining normalized 4130 tubing without preheat.

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