Research Article
A Novel Inward Gradient Self-Lubrication Layer with Soft Alloys and Its Lubricating Mechanism
Figure 8
The diffusing process of the soft alloys from the inward gradient layer.
(a) Specimen after friction test |
(b) Local surface of the specimen |
(c) Exudative morphology of the lubricant |
(d) Composition of the exudation |