Ti45Al8.5Nb合金表面Zr-SiO2 复合涂层的制备及其抗高温氧化性能研究

吴亮亮, 殷若展, 陈朝旭, 梁君岳, 孙擎擎, 伍廉奎, 曹发和

Preparation and High Temperature Oxidation Resistance of Zr-SiO2 Composite Coating on Ti45Al8.5Nb Alloy

WU Liangliang, YIN Ruozhan, CHEN Zhaoxu, LIANG Junyue, SUN Qingqing, WU Liankui, CAO Fahe

表2 图5中所标记各区域和各点处的元素含量 (atomic fraction / %)

Table 2 Element contents at the marked regions and points in Fig.5

Position Ti Al Nb Si Zr K O Area 1 6.2 27.0 - - - - 66.9 Area 2 4.9 12.8 - 19.7 - 1.4 60.5 Area 3 1.9 1.8 - 10.6 22.3 0.5 62.9 Point 1 0.8 0.6 1.0 34.6 - 0.3 62.8 Point 2 8.8 17.8 1.1 1.4 - 0.8 70.1 Point 3 0.7 - - 14.8 36.6 - 48.0 Point 4 6.5 18.8 - 2.0 7.2 0.7 64.7