How to TIG Weld 4130 Chromoly Tubing

TIG welding 4130 chromoly tubing requires careful control of heat input and proper fitup. Learn some tips for TIG welding chromoly from Todd Bevis, fabricator and chassis engineer with Cagnazzi Racing. Bevis discusses the basics of TIG welding chromoly tubing and demonstrates how to weld tubing for a roll cage on a NHRA Pro Stock dragster. To learn more about Cagnazzi Racing, visit: To read the full article on TIG welding 4130 chromoly tubing, go to: --------------------------------------------------------------- SUBSCRIBE to Miller Welders on YouTube: CONNECT with Miller Welders: Website: Miller Forums: Facebook: