[TheForge] TIG Welder

Ron Swisher rwswisher at verizon.net
Mon Mar 5 19:12:29 EST 2007


Jerry & Ries,

Jerry, I am welding mild steel.

Ries, what you say makes sense but Miller explicitly says that

"TIG Welding Calculator
All suggested settings are approximate...

Inverter-based welders generally require less heat input (lower amps)

Welds should be tested to comply to your specifications."

For a 1/4" lap weld the settings are 250 - 325 amps.

The Welding Supply has suggested that I bring in a sample of what I need to 
weld and they have a 175 amp inverted that we can use to try to ascertain 
the efficacy of a possible Maxstar 200 SD purchase.  I like this supplier's 
attitude so far.

Miller neeeds to change its calculator to reflect their current technology 
instaed of trying to sell their higher end welders.

Thanks,

Ron











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