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Figure/Table detail

Research progress in tribological properties of high entropy alloys
Yuan YU, Zhuhui QIAO, Haibo REN, Weimin LIU
Journal of Materials Engineering, 2022, 50(3): 1-17.   DOI: 10.11868/j.issn.1001-4381.2021.000823

Adding element Preparation method Materials composition Tested condition Tribological result Ref
Non-metals with strengthening effect：C, Si, B SPS sintered CoCrFeMnNi Reciprocating, Si3N4 ball, 20 N, 5 mm WR: 0.65×10-4 mm3/(Nm) [65]
CoCrFeMnNiC0.3 WR: 0.39×10-4 mm3/(Nm)
CoCrFeMnNiC0.6 WR: 0.05×10-4 mm3/(Nm)
CoCrFeMnNiC0.9 4 Hz WR: 0.09×10-4 mm3/(Nm)
Magnetron sputtered CrNbTiMoZr GCr15 ball, 0.08 m/s, 2 N COF: 0.55, WR: 7.81×10-6mm3/(Nm) [66]
CrNbTiMoZr carbide COF: 0.31, WR: 1.18×10-6mm3/(Nm)
Arc melted Al0.5CoCrCuFeNi Rotating, pin, 100 N, 0.8 mm/s [WR]: 0.10 km/mm3 [67]
Al0.5CoCrCuFeNiB0.2 [WR]: 0.21 km/mm3
Al0.5CoCrCuFeNiB1 [WR]: 2.05 km/mm3
Laser cladded AlCoCrFeNi Rotating, ZrO2 ball, 80 N, 80 r/min, 30 min COF: 0.43, WR: 5.13×10-4 mm3/(Nm) [70]
AlCoCrFeNiSi0.2 COF: 0.34, WR: 2.27×10-4 mm3/(Nm)
AlCoCrFeNiSi0.3 COF: 0.32, WR: 2.01×10-4 mm3/(Nm)
AlCoCrFeNiSi0.5 COF: 0.28, WR: 1.46×10-4 mm3/(Nm)
SPS sintered AlCoCrCuFeNi Rotating, 50 N, 500 r/min [WR]: 0.50 km/mm3 [71]
AlCoCrCuFeNiSi0.9 [WR]: 0.98 km/mm3
Non-metals with lubrication effect: S SPS sintered CoCrFeNi Rotating, Si3N4 ball, 5 N, 0.28 m/s, 30 min 25-800 ℃: COF: 0.35-0.58
WR: (2.33-23.25)×10-5 mm3/(Nm)		 [72]
CoCrFeNiS0.5 25-800 ℃: COF: 0.24-0.41
WR: (2.45-6.15)×10-5 mm3/(Nm)
Table 2 Effect of modified non-metallic elements on tribological properties of high entropy alloys
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