High chromium cast iron surfacing welding wire | 3 Cobalt-based welding wire The cobalt-based welding wire surfacing layer has excellent antioxidant and cavitation resistance properties, higher hardness and good wear resistance. 3 is a boron-containing high chromium cast iron surfacing welding wire whose surfacing layer The layer is difficult to cut even with carbide tools and has strong wear resistance. Hardness of surfacing layer: The surfacing layer has excellent oxidation resistance and cavitation resistance, high hardness and good wear resistance. Usage: Mainly used for surfacing where wear resistance, oxidation resistance or cavitation resistance are required, such as surfacing of bucket teeth, pump sleeves, exhaust blades, steam valves, etc. Hardness of the surfacing layer: - (normal temperature)
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