Brazing Copper To Stainless

Not using a pure atmosphere.

Brazing copper to stainless.

You guys helped me out with a bunch of kick ass brazing tips and tricks. Tune in for today s tips on torch brazing stainless steel. Heating treating stainless steel requires a pure furnace atmosphere. 1400ºf to 1600ºf 760ºc to 871ºc time.

However a key advantage is that many dissimilar metals can be joined to stainless steels by brazing. Once you do you will need to wash off your joint with cold water and do it again. When brazing brass or bronze fittings stay silv white flux is required with these alloys. These alloys contain phosphorus and are self fluxing on copper.

Apply flux to both surfaces to be brazed make sure you have a flux that is capable of etching stainless steel. Brazing stainless steels requires adequate planning as the alloys used to form joints must have properties compatible with the base metal. Copper to stainless steel. 45 silver solder or better with white or brown flux to start but always point your flame at the copper allowing the ss to only get near the flame.

The copper pipe where it penetrates each side of the stainless box must be water tight as the box will be filled with water. This week i want to thank you for helping me out and share what you taught me about. Do not use phosphorus bearing alloys as the joint may be brittle. Otherwise the chromium in the metal at least 10 5 chromium by mass will oxidize and make the surface of the assembly appear drossy.

Ssf 6 silver solder and a propane torch are used to demonstrate how to join a piece of copper tubing to a piece of stainless steel tubing. The copper pipes will pass steam raising from a container of boiling water. When brazing iron steel or other ferrous metals select one of the stay silv brazing alloys such as safety silv 45 or safety silv 56 with safety silv white brazing flux. Here are basic tips for silver brazing copper to steel or stainless steel.

Induction brazing test with ubraze was able to braze the parts in 9 to 11 seconds for the full braze cycle. The steam will not have any pressure as the opposite end will be open to the air. Clean the surface with steel wool or an emory cloth. Slip parts together and start heating the copper in a circular motion making sure to heat.

Once the solder melts onto the copper move some heat onto the ss. Can copper stainless be welded brazed soldered. And don t burn the stainless. 9 to 11 seconds.