Here's a my coupon for the Aluminum Plate Contest.
Coupon is 5052 .107"x2.25"x8.0"
HTP Invertig 251 set at 130A, 120hz, 70% EN, Soft Squarewave, No Pulse, and current control via TigButton on the torch.
C-K 20 torch, gas lens, #5 cup, 15 cfh Ar, and 3/32" LaYZr tungsten with just a small ball. 3/32" ER5356 filler rod.
There's just a hint of heat discoloration on the backside.
Replied on We're trying something new! WelderSki...
Nov 05 at 10:28 PM
Brad GoodmanThanks Brad, appreciate that!