摺動部材およびその製造方法ならびにパワーステアリング装置およびその製造方法
摺動部材およびその製造方法ならびにパワーステアリング装置およびその製造方法
The present invention addresses the problem of providing a sliding member less susceptible to decreased durability and having improved hardness and a manufacturing method thereof, and a power steering device and manufacturing method thereof. This power steering device has a sliding member (10a) characterized by containing a steel base material (3), granular iron carbide (2) contained in the base material, and metallic carbide (1) contained in the base material and containing metal and carbon as constituent elements, wherein the volume ratios of the iron carbide (2) and the metallic carbide (1) decrease along the depth direction from the surface of the base material toward the inside, and the metal is one or more selected from the group consisting of Ti, V, Nb, Ta, Zr, W, Hf, and Mo.
Dokumentinformationen
摺動部材およびその製造方法ならびにパワーステアリング装置およびその製造方法
2022-02-04
Patent
Elektronische Ressource
Japanisch