Brazing Carbon Steel To Copper

Use a torch that produces a high intensity flame.

Brazing carbon steel to copper.

It has an active temperature range of 1050 1600 f 565 870 c. With proper flux provided in the joint brazing steel can be done with mechanized torch setup or within induction coils depending on requirements and availability of equipment. Used for brazing iron nickel and cobalt base metals but we also see their use in copper stainless steel applications. Copper phosphorous brazing welding rods.

The higher the silver content the stronger the bond but the hotter the temperature needed to melt the filler metal. Recommended rods by metal type. So here is the video with a few tips on silver brazing copper to steel and brazing stainless steel bolts to some copper washers. Technically you can either braze or solder though you cannot braze with solder or solder with brazing rods.

But you can attach copper to steel with silver solder using a propane torch and call it whatever you like. This classification is generally used for joining a variety of ferrous and non ferrous metals. Use it with the safety silv high silver brazing filler metals aws bag series on the above base metals and the stay silv phos copper silver aws bcup series on copper to brass. Copper and copper zinc bcu x and bcuzn x.

Harris low fuming bronze is designed for repair and fabrication applications on steel copper copper alloys nickel and nickel alloys. I use the term silver brazing instead of silver solder because technically anything over 840 degress f is brazing. A table listing copper base alloys can be found in a commercial publication. The fillers containing zinc are not recommended for joining.

In overlaying carbon steel the first layer is applied using either an erni 1 or ernicu 7 filler metal followed by subsequent layers of ercuni to reach the needed thickness or composition. Pure copper and copper zinc filler metals are used for brazing steel and other materials. The brazing rod should be melted by the heat of the metal pieces being joined not by direct contact with the flame of the torch. Learn about brazing and soldering from george benyak inferno product development team member and industry veteran.

Here george uses low fuming bronze on a steel to steel joint.