BS

Chemicals used in industry; chemicals used in science; metal tempering preparations; soldering chemical preparations; welding chemicals; chemical welding powder

Common metals and their alloys; metal building materials, namely, metal wire and metal rods; materials of metal for railway tracks; non-electric cables and wires of common metal; metal hardware, namely, metal wire and metal rods; pipes and tubes of metal; metal ores; welding and soldering materials, namely, welding rods of metal, welding wire of metal, soldering wire of metal, welding strips, flux cord arc wires; welding wires