Welding Aluminum Pipe. Coat the steel prior to welding. How I like to weld 6061 Aluminum Pipe I used 5356 Filler metalthis is a video I made on how I like to weld aluminum pipe.
Coat the steel prior to welding. Aluminum will start to melt at 1200deg Fahrenheit but the brazing rod will melt at around 700deg so we want to get the aluminum hot enough to melt the rod without melting the tubing. To weld aluminum clamp the aluminum pieces together tightly and use a propane torch to preheat them to a temperature between 300F and 400F.
Clamp up the tubing and start heating the aluminum with a propane torch.
To weld aluminum clamp the aluminum pieces together tightly and use a propane torch to preheat them to a temperature between 300F and 400F. Another method many use to successfully weld aluminum to steel is dip coating also commonly referred to as hot dip aluminizing. Ad Find China Manufacturers Of Aluminum Welding. Lindes spiral-welded aluminum pipes can be used for a wide range of applications including cryogenic processes gas-insulated switch gears and transmission lines and process engineering gas treatment plants.