Stick Electrodes, AWS Classification E7018 H4R, Material Carbon Steel, Process Stick Welding (SMAW), Overall Diameter 1/4 in, Overall Length 18 in, Tensile Strength (Minimum Required) 70 ksi, Tensile Strength (As Welded) 74 to 88 ksi, Yield Strength (Minimum Required) 58 ksi, Yield Strength (As Welded) 62 to 74 ksi, Series Excalibur 7018 MR, Weight 50 lb, For Material Type Carbon Steel to Carbon Steel, Low-Alloy Steel to Low-Alloy Steel, Welding Current Designation AC, DCEP