guys is there a difference between ac welding and dc welding and if there is whats the difference. i am interested in buying a cheap welder but its ac and i want to practice my plate and pipe welding and want to know if this machine can help me prepare for my 6g pipe test.
Arc 160AMP 160 110V Arc Welder Stick Rod 2 to 4mm w/ Welding Mask(its on ebay) and this machine ADVANCE IGBT 200 AMP DC INVERTER MMA ARC WELDING 17LBS MACHINE WELDER W MASK.
i really cant afford to buy an expensive machine no money. just want to know if i purchase an ac weld machine will it be the same as using dc and if its a difference what is the difference