Joining tubes together requires shaping the tube end to get a good tight fit. Charlie Becker demonstrates a technique he learned from Paul Poberezny to fishmouth tubing for good tight fits.
Modified Seine Knot - Alternate Method
Jasen Golden from Rainbow Aviation Services demonstrates an alternate sequence to tie the modified seine knot for rib stitching fabric covered aircraft.
Filler Rods for Gas Welding 4130
Dr. Joe Maj, AirVenture volunteer in the Gas welding workshops and SportAir Workshop instructor shows us the top choices for filler rod for gas welding 4130, and the application for each one.
Cutting Dacron sailcloth
Brian Carpenter from Rainbow Aviation Services shows how to cut dacron sailcloth by modifying a soldering iron into a hot knife.
TIG Welding Accessories Overview
Charlie Becker from the EAA staff provides an overview of several accessories you might want to acquire when setting up your new TIG welding system.
Gas Welding Tip Selection
A lot of begining welders ask what size welding tip do I need to weld steel tubing? Dr. Joe Maj, AirVenture volunteer in the Gas welding workshops and SportAir Workshop instructor, answers this confusing question.
Marking Tubing Reference Lines
Timm Bogenhagen from the EAA staff demonstrates an easy way to mark a reference line on long pieces of tubing.