R robinhood New Member Messages 2 Jul 29, 2012 #1 using 1.2mm wire argon/co2 ,any idea what power i should be using to weld 20mm end plates onto end of 254*146 steel beam, and if any gap should be left between plate and H beam?
using 1.2mm wire argon/co2 ,any idea what power i should be using to weld 20mm end plates onto end of 254*146 steel beam, and if any gap should be left between plate and H beam?
A aametalmaster Member Messages 763 Location Salem Ohio USA Jul 29, 2012 #2 You would want at least 24-25 v and if you don't have a v gauge on your machine (i don't) use the hotter taps. If you can gap it i would...Bob
You would want at least 24-25 v and if you don't have a v gauge on your machine (i don't) use the hotter taps. If you can gap it i would...Bob
E Ed. Member Messages 1,072 Oct 1, 2012 #4 My estimate would be in the ball park of around 280-300A and about 26-28V Last edited: Oct 1, 2012
Hitch Moderator Staff member Messages 13,542 Location England Oct 1, 2012 #5 Around 300a, 30v or so. Maybe a little less if its only a lightweight beam.
