Joining cast iron and steel
#4
"A grinder and paint - makes me the welder I ain't." ~ Doug Jackson

That said, my first choice would be oxy/acet brazing.

My second choice would be either TIG or MIG brazing with silicon bronze and straight Argon, depending on how large your parts are and how much filler you need to lay down.

As mentioned the key is to NOT melt the base material. It can be tough sometimes but it's not impossible. A couple of years ago I TIG brazed this little stainless strainer basket that I use in my ultrasonic cleaner. You can see how thin the arms of the frame are. Still holding together and I use it pretty often. Had I tried to weld this with stainless filler I'm sure the arms would have disappeared before my eyes.

Experiment with some scrap and see what works best for you before committing to any one process.   Smiley-gen163

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Willie
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Messages In This Thread
Joining cast iron and steel - by SteveG - 11-17-2017, 08:08 PM
RE: Joining cast iron and steel - by Dr Stan - 11-17-2017, 11:46 PM
RE: Joining cast iron and steel - by Robert - 11-18-2017, 08:26 AM
RE: Joining cast iron and steel - by Highpower - 11-18-2017, 12:33 PM
RE: Joining cast iron and steel - by Dr Stan - 11-18-2017, 02:04 PM
RE: Joining cast iron and steel - by randyc - 11-18-2017, 05:12 PM
RE: Joining cast iron and steel - by SteveG - 11-18-2017, 11:04 PM
RE: Joining cast iron and steel - by Dr Stan - 11-19-2017, 12:41 AM
RE: Joining cast iron and steel - by Highpower - 11-19-2017, 10:53 AM
RE: Joining cast iron and steel - by randyc - 11-19-2017, 05:21 PM
RE: Joining cast iron and steel - by SteveG - 11-19-2017, 05:41 AM
RE: Joining cast iron and steel - by Dr Stan - 11-19-2017, 09:59 AM



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