TIG Welding Rod, AWS Classification ERCuSi-A, Material Copper, Process TIG Welding (GTAW), Overall Diameter 0.125 in, Overall Length 36 in, Tensile Strength (As Welded) 50 ksi, Yield Strength (Minimum Required) Not Rated, Yield Strength (As Welded) Not Specified, Series ERCuSi-A, Weight 1 lb, For Material Type Copper to Copper, Copper to Copper-Silicon, Copper to Copper-Zinc, Copper-Silicon to Copper-Silicon, Copper-Silicon to Copper-Zinc, Copper-Zinc to Copper-Zinc WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. -