Lixia Qiao. Effect of Different pH Value Solution on Tribological Properties of Nickel-Based Coatings[J]. Laser & Optoelectronics Progress, 2022, 59(11): 1116001
- Laser & Optoelectronics Progress
- Vol. 59, Issue 11, 1116001 (2022)
Fig. 1. Grain morphology of the Ni60 coating at different positions. (a) Macroscopic morphology; (b) bottom; (c) middle; (d) top
Fig. 2. Line scanning results of elements in cladding layer. (a) SEM image of coating; (b) line scanning result of coating; (c) SEM image of interface; (d) line scanning result of interface
Fig. 3. Surface scanning results of elements in cladding layer
Fig. 4. Friction coefficient under the action of solution with different pH values. (a) Friction coefficient - time curve; (b) average coefficient of friction
Fig. 5. Wear volume and three-dimensional morpHology under the action of solution with different pH values. (a) Wear volume; (b) pH=3; (c) pH=5; (d) pH=7; (e) pH=9; (f) pH=11
Fig. 6. Wear trace morphology and EDS of wear scar under different pH values. (a) pH=3; (b) pH=5; (c) pH=7; (d) pH=9; (e) pH=11
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Table 1. Composition of the Ni60 powder
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