How To Weld A Sheet Metal Box

Learn the tricks to gas welding aluminum sheet metal with mike from cobra torches.

How to weld a sheet metal box. Before we begin we need a plan of action. Measure out the base of the box. Sheet metal box step 1. Plan the dimensions of your box according to its job.

Just kidding this tip is to explain how to weld sheet metal with a stick welder. The amount depends on the size of box you want. Use the cutting torch to cut out each panel and then grind the edges smooth with the hand held grinder. First i create a gap and groove weld to close things up and then a fillet weld to reflect what i really want it to look like.

Weld and cut in one kit with this torch from eastwood that s made in the u. Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. I used 1 8 steel from a local scrap yard. Then finsih the joint from the inside so your gtaw tip can cross from one side to the other.

Clamp the folded corner into a jog or fixture tightly to hold the corner square and pretty then try to tack first weld from the inside at at least two locations. Forget the larger 1 8 inch tungsten electrode and use a smaller one. Measuring and cutting the sides and base. Hi guys say i want to make a simple sheet metal box preferably with the top edges.

Tig welding sheet metal. How to make a sheet metal box step 1. Using a sander. The real trick to weld sheet metal is to use a wire feed.

How to mig weld a box step 1. You ll have better access from the outside but a much more difficiult weld. To weld sheet metal with solid wires use electrode positive ep or reverse polarity. I made mine 5 5 x 4.

Making a mock up out of cheap material is always a good practice to have when building. Today we show the verycoolgang 3 different ways to attach two pieces of m. If you can t visualize how the flat pattern for a box should. A wire feed or tig welder is ideal for sheet metal but we will assume that you don t have one.

The technique of joining metal pieces is as simple as applying the glue to the surface of the metal where it needs to be joined from pressing the metals together and letting it dry in most cases the pieces to be glued have to be under pressure after clue is applied until it is dry. A typical box will have six panels total with opposite.