Stick Electrodes, AWS Classification E8018-B2 H4R, Material Low-Alloy Steel, Process Stick Welding (SMAW), Overall Diameter 1/8 in, Overall Length 14 in, Tensile Strength (Minimum Required) 80 ksi, Tensile Strength (As Welded) 93 to 99 ksi (Stress-Relieved 1 hr @ 1275 Degrees F), 88 to 93 ksi (Stress-Relieved 8 hr @ 1275 Degrees F), Yield Strength (Minimum Required) 67 ksi