I get a ton of broken cast iron exhaust manifolds in here. I typically bead blast the area, "V" out the crack, then wash it down with carb cleaner. I then pop it my wife's gas grill and heat it to about 700 degrees, then burn myself carrying it to the welding bench, then proc...
MIG, Flux Cored & TIP TIP weld process controls, tips and welding practices. As well as Manual, Robot, MIG - TIG - Flux Cored and TIP TIG welding.