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US08562767B2 Method of heat treating a steel bearing component 有权
钢轴承部件热处理方法

Method of heat treating a steel bearing component
Abstract:
A bearing component formed from a bearing steel, wherein the component has an outer surface and comprises through-hardened bainite and/or martensite and has a substantially homogeneous chemical composition, at least a part of the bearing component having a compressive residual stress profile comprising −25 to −1000 MPa at the near surface, wherein the near surface is defined as a region 500 microns or less below the outer surface.
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