Ti-6Al-4V合金表面石墨基粘结固体润滑涂层的高温摩擦学性能

王伟, 彭怡晴, 丁士杰, 常文娟, 高原, 王快社

Tribological Properties of Graphite-based Solid Lubricating Coatings for Ti-6Al-4V Alloy at 500~800oC

WANG Wei, PENG Yiqing, DING Shijie, CHANG Wenjuan, GAO Yuan, WANG Kuaishe

表2 不同温度下氮化硅球磨损表面的元素含量 (质量分数，%)

Table 2 Element content on worn surface of Si3N4 ball under different temperature (mass fraction, %)

Temperature 600℃ 630℃ 660℃ 700℃ Ti K 30.40 55.51 28.19 6.94 Al K 6.37 5.10 7.08 5.82 O K 51.35 30.21 50.21 71.53 Si K 4.67 4.22 5.29 5.34 C K 7.20 2.33 9.22 10.38