Cooper has very low melting point. It will melt before the steel filler metal. Cooper melts at 1000 degC while steel at 1475 degC. You should note that cooper is harmful for steel
Best regards
Dr Georgios Dilintas
Authorized Nuclear Inspector
Authorized Inspector Supervisor
HBS Regional Technical Manager
From: Mohammed Reza Rajani [rezarajani@gmail.com]
Sent: 08/07/2012 19:20 ZE5B
To: materials-welding@googlegroups.com
Subject: [MW:14811] Why Tungsten Electrode in TIG?
Dear Experts
In TIG Welding why Tungsten TIP is used rather then Copper TIP?I mean what is the drawback of Copper Electrode over tungsten electrode?
Can any of you please reply
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With Best Regards
Mohammed Raza Rajani
Engineer - Q.C
HDOL - Ahmedabad
Mob. : 9904493393
Email ; rezarajani@gmail.com
-- --
With Best Regards
Mohammed Raza Rajani
Engineer - Q.C
HDOL - Ahmedabad
Mob. : 9904493393
Email ; rezarajani@gmail.com
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