Make A Retractable Caster For Metal Bench

[mwmkravchenko]

Go to 4:51 and SLOW down your viewing speed to 25%. Look carefully at his Left hand. He is steadying his torch hand with it and NOT holding any filler rod. Yet, he is running a continuous bead. It requires some skill but is quite easily done. You concentrate your heat on the thicker (upper) metal and let it flow and fuse to the thinner lower metal. Zinc, as mentioned, complicates (or contaminates) the weld and usually results in poor quality or cosmetics. However, the weld is on the underside facing the floor and will never be seen. I doubt he cares about the looks if he can stay out of the hospital!

I'll check it out. Again I agree that you can pull metal from thick to thinner areas. I am not a real professional welder but I have worked daily at Welding off and on using MIG and stick. My longest everyday all day stint was for amonth.very Occasionally gas. Gas and TIG are the closest analogs. This gentleman may be a much better welder than I gave him credit for.