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Stainless steel welding

Posted: Thu Nov 12, 2009 7:21 pm
by rickbreezy
Is it possible to weld stainless steel to mild steel using 308 rod? if not, is there anyway to join stainless and mild steel?

The scenario I'm in is welding two peices of pipe, abot 2 inches in diameter, 3/16's thick, one peice being stainless the other being mild steel? Is this possible? I was told it was, but I am doubtfull of this guys advice/knowledge.

-Rick

Re: Stainless steel welding

Posted: Wed Dec 02, 2009 7:59 pm
by admin
309 is the most commonly used filler for welding carbon to stainless. and is good to have on hand when porosity rares its head on carbon steel.
for some non critical apps, 308 will work....but I would use 309

Jody

Re: Stainless steel welding

Posted: Thu Dec 03, 2009 7:37 am
by rickbreezy
Thanks, thats really cool, I always thought before that the only way to join non-similer metals was orbital welding.

Learn something every day I guess

Re: Stainless steel welding

Posted: Thu Dec 10, 2009 5:55 pm
by CHEMA CARDENAS
TRY 312 ITS THE ONE TO WELD DISSIMILAR STEELS

GOOD LUCK.

Re: Stainless steel welding

Posted: Sun Dec 13, 2009 2:09 am
by brian
Go with the 309.

Re: Stainless steel welding

Posted: Fri Jan 15, 2010 10:00 pm
by mwallace61
309 x3.

Re: Stainless steel welding

Posted: Mon Jun 14, 2010 12:06 am
by hammerwelds
309 has a closer carbon content to mild steel.