Flux Cored Welding Wire Process Flux-Cored Welding (FCAW) Material Carbon Steel Wire Diameter 0.0625 in Tensile Strength (As Welded) 78 to 84 ksi Yield Strength (Minimum Required) 58 ksi Yield Strength (As Welded) 70 to 77 ksi Spool Type Fiber Spool Series UltraCore 712C Weight 50 lb For Material Type Carbon Steel to Carbon Steel Wire Type Flux-Cored Shielding Type Gas-Shielded AWS Classification E71T-12C-JH8 E71T-1C-JH8 E71T-9C-JH8 E71T1-C1A4-CS2-H8