Hi - I'm welding 1/2 inch pipes- Can someone please advise what electrodes to use - and do I work top to bottom or visa versa....also not for water - and pipes are 1.5mm Thanks a millParweld XTI 140 / XTI 140DV MMA Inverter
Reply:Hard to say with out more information. Ferrous or non-ferrous? What alloy? What grade? Is the wall1.5 mm? Not for portable water...lethal substance? steam.?