[TheForge] Question re: inert gases for welding.

[debmiller at fuse.net]

I have seen nitrogen used for plasma cutting only.

Ray Miller
Cincinnati
> 
> From: "Bruce Freeman" <FREEMAB at pt.fdah.com>
> Date: 2004/09/08 Wed PM 01:26:30 EDT
> To: <theforge at mailman.qth.net>
> Subject: [TheForge] Question re: inert gases for welding.
> 
> Hydrogen is sometimes mixed into TIG inert gas.  CO2 is sometimes used
> in or as MIG inert gas.  Otherwise, the nobel gases (He, Ar) are used.
> 
> What about nitrogen?  Nitrogen can harden steel.  Could this be
> beneficial.  
> 
> This is idle curiosity, BTW.
> 
> Bruce
> NJ
> 
> 
> 
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