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Tig rod question

Posted: Wed Dec 03, 2014 9:40 pm
by JDIGGS82
found some erni cr-3 laying around the shop today I'm assuming it's nickel what would you use this rod for what applications?

Re: Tig rod question

Posted: Wed Dec 03, 2014 10:14 pm
by Braehill
That's an Inconel 82 rod if I remember correctly, and starting to get quite expensive, so I wouldn't waste it welding up lawnmower decks and the like.

Len

Re: Tig rod question

Posted: Wed Dec 03, 2014 11:18 pm
by JDIGGS82
cool hell i was just wondering id never heard of it

Re: Tig rod question

Posted: Thu Dec 04, 2014 7:04 am
by motox
len
is it like a 309 for welding
dissimilar metals ?
craig

Re: Tig rod question

Posted: Thu Dec 04, 2014 10:09 am
by jwright650
Judging by the "ni" and "cr"...I would venture a guess that it has higher percentage of nickel and chromium in it...
well just from a google search I found this:
Braehill was right, it's Inconel 82, an AWS A5.14 material

http://www.specialmetalswelding.com/pro ... h/fm82.pdf

Re: Tig rod question

Posted: Thu Dec 04, 2014 12:16 pm
by Braehill
Motox,
No it's not made to weld dissimilar metals. That's not to say you can't weld a non- critical part together with it, but why would you waste expensive wire on them.

Len


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Re: Tig rod question

Posted: Thu Dec 04, 2014 4:19 pm
by motox
len
i get it.. after reading jwrights post and reading about, it using it
to do simple welds is like using lobster meat to catch eels
craig