OK Tubrod 15.00 is a flux-cored wire which deposits very low-hydrogen quality weld metal. Diameters 1.0 and 1.2 mm are available for positional welding. The slag cover is thin and easily remelted. Shielding gas CO2 or Ar + 20% CO2. OK Tubrod 15.00 is designed for general fabrication where the risk of hydrogen-induced cracking is to be avoided.