ER70S-6 rod is a premium mild steel TIG welding filler metal with higher levels of Manganese (Mn) and Silicon (Si). It can produce high quality welds in most grades of carbon steels which are moderate dirty, oily, or rusty. The high silicon and manganese content provides better wetting, giving a flatter bead shape and the capability of faster travel speeds. It is used for general repairs/fabrication on a variety of mild and low alloy steel, sheet metal, tank, construction work, home project, etc. Conforms to AWS A5.18/ASME SFA-A5.18, ER70S-6.