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CMS1920 is a cladding material for the inner wall of oil cylinders with good wear resistance and corrosion resistance. Using CMS1920 inner wall powder for laser cladding, the cladding layer has excellent wear resistance and corrosion resistance, which is more cost-effective than cladding copper alloy. It can be typically used for equipment inner wall cladding of oil cylinders in various industries such as coal mining, construction, and oil and gas industries.