6 welding and joining materials for hardfacing of metal railroad components, namely, metal welding rods and electrodes, welding wire, and welding alloys, used for hardfacing, that is, application of weld material to build up and overlay wear areas of metal railroad components, namely, railroad tracks and rails, railroad frogs, switch points, switches, crossovers, and other metal track and rail components, to reduce wear and increase service life of such metal railroad components
Trademark: 98025772
