ER316L TIG Welding Rod, 3 32 in dia, 36 in L, Stainless Steel ORS NASCO safely and economically removes heat safely and economically removes heat tint and discoloration from weld heat effected zones Most commonly used on stainless steel and aluminum although it is effective on other metal surfaces as well so guests use fewer paper towels Designed for efficient general purpose cleaning and drying Used for welding types 316 and 316L stainless steels Maximum carbon content of 0 03% to reduce the possibility of formation of intergranular carbide precipitation Primarily used for welding low carbon molybdenum bearing austenitic alloys