How To Torch Weld Sheet Metal

Commonly metal cutting torches use a combination of oxygen and acetylene gases.

How to torch weld sheet metal.

But now i use henrob dhc 2000. This produces a. These are all little areas of welding a panel or sheet metal that you have to think about. To fill some of the rust holes grind away the paint and rust on both sides.

If you hold the flame too closely to the material for too long a period you will create holes in the material. Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. Adjust your flame and begin to carefully move the torch over the area to be welded. I used to have a smith torch but i ended up buying an airco.

You will probably have to use a dolly and metal slapper to level the welded area after grinding because the weld metal shrinks as it cools. Put on your safety goggles and thick gloves. The gas tanks must be turned on their flows regulated and a spark or flame held up to the torch. It s a great torch.

Move the tank s fuel knob usually located near the collar of the torch attachment to the open or on position. Move at an even pace in order to see your results. Use a welding rod to add additional material to the weld if additional metal is needed to fill the gap. With these materials use a tri mix gas 90 helium 8 argon and 2 co2.

Alternatively with an electric torch connect the power cord and press the starter button to light the torch. To weld sheet metal with solid wires use electrode positive ep or reverse polarity. Ensure that the torch fixture is securely attached to the propane tank. Some of the spot welders used in repair and restoration do not squeeze the weld area between two electrodes but apply spot welding force and heat to one piece of metal that is grounded through the other piece to be joined to it.

How to weld with a propane torch. Step 6 continue moving the torch along the weld line and add material to create an even weld bead until the end of the weld is reached. Oxy fuel welding torches. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube.