Sliding member having wear- and scuff-resistant coating on its surface
AssigneeRiken
InventorsTamotu Watanabe, Tatsuei Sakata, Yoshikuni Mizuma
Life of this patent
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Abstract
A sliding member having a coating especially suitable for a piston ring or a cylinder liner in which excellent wear- and scuff-resistance, as well as excellent initial wear-in property are required. The coating is produced by plasma-arc flame spraying a mixed powder comprising molybdenum powder, nickel-chromium alloy powder and titanium carbide powder on a base surface of the sliding member made of iron or steel.
Claims3
A sliding member having a wear resistant coating produced by plasma-arc spraying a mixture comprising 60 to 85% by weight of molybdenum powder, 10 to 30% by weight of nickel-chromium alloy powder and 5 to 20% by weight of titanium carbide powder on its sliding surface.
Dependencies are inferred from the claim text.