▎ 摘　　要

NOVELTY - The utility model claims an aluminium alloy nut with good wear-resisting and corrosion-proof effect, comprising a nut main body, wherein the nut main body comprises a base layer; the surface of the base layer fixedly connected with with a reinforcing layer; the surface of the reinforcing layer fixedly connected with with a weather resistant layer; the surface of the weatherable layer fixedly connected with with a corrosion resistant layer; the surface of the corrosion resistant layer fixedly connected with wearable layer; the surface of the wearable layer is provided with a wearable coating; the wearable layer comprises a high-speed steel layer; the surface of the high-speed steel layer fixedly connected with wearable ceramic layer; the material of the wearable coating is graphene wearable coating; the inner wall of the nut main body is provided with a screw thread. The utility model is provided with a base layer, a reinforcing layer, a weather resistant layer, a corrosion resistant layer, a wearable layer, a wearable coating, a high speed steel layer and a wearable ceramic layer, solves the problem that the existing aluminium alloy nut has bad wear resistance, the aluminium alloy nut, has good wear resistance and is worthy of popularization.