Braze Steel To Copper

For larger production series one may prefer less expensive consumables like copper base filler metals.

Braze steel to copper.

As such the filler metals for soldering and brazing copper and copper alloy tube and fittings must have melting temperatures below this temperature. Thats a good indication that brazing material flowed where it was needed. The higher the silver content the stronger the bond but the hotter the temperature needed to melt the filler metal. You can purchase brazing rods with varying of silver content and either flux coated or un coated rod.

You can silver solder stainless to itself or to brass or copper to make easier connections without risk of corrosion problems. How to braze copper to steel with silver solder. 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. All i had on that day was a cutting torch but it allowed for a soft enough flame to get the job done.

But you can attach copper to steel with silver solder using a propane torch and call it whatever you like. Here are basic tips for silver brazing copper to steel or stainless steel. I use oxi acetylene torch and use silfox solder. Clean and flux the area to be silver brazed.

Brazing copper will provide a stronger bond because of the high of silver in the brazing rod. How to braze stainless steel to copper. Updated april 24 2017. Use a torch that produces a high intensity flame.

11 18 2004 03 16 am 2. The joint will only be as strong as the silver solder itself. Use the right brazing rod material for the metal used in your project. View profile view forum posts visit homepage view forum threads professional member.

Technically you can either braze or solder though you cannot braze with solder or solder with brazing rods. The only drawback can be the relatively high cost of silver base filler metal but that may be offset by the low cost of equipment. Generally welding holds stainless steel parts together best. The melting point of copper cu alloy uns c12200 is 1 981 f 1082 c.

The basic difference between soldering and brazing is the temperature necessary to melt the filler metal. Copper phosphorous brazing welding rods.