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. Simultaneously removing of iron and aluminum from leaching liquor of flue gas desulfurization with pyrolusite[J]. Hydrometallurgy of China, 2015, 34(3): 218-221, 224. [87] 李学鹏, 杨斌, 刘大春, 等. 硫酸镍电解液净化除杂工艺研究[J]. 稀有金......
): 1615-1620. [5] 范雪柳, 陈 祥, 刘兴男, 等. 吹气法制备泡沫铝的性能[J]. 中国有色金属学报, 2011, 21(6): 1320-1327. FAN Xue-liu, CHEN Xiang, LIU Xing-nan, et al. Properties of aluminum foam prepared by gas injection method[J......
steel mold positioned in the directional solidification apparatus, which was previously coated with alumina, and subjected to forced argon gas flow to avoid both oxidation and loss of metal......
); PC is retarding pressures due to boundary curvature; R is mole gas constant; T is thermodynamic temperature. Recrystallization and grain growth need the migration of GB, which should......
Ti7Al5Si12则形成保护性的SiO2基氧化膜,可明显改善合金的高温氧化性能.XIANG等[78]在TiAl基合金表面同时渗Al和Si获得Ti5Si4/TiAl3/扩散层结构渗层,提高合金氧化性能.SWADZBA等[79]利用电弧物理气相沉积(Arc-PVD)在TiAl基合表面沉积Al-Si层再进行真空扩散处理获得的TiAlSi扩散层可改善合金的抗氧化性能. 目前,关于TiAl基合金表面渗C以提高合... G, JARCZYK G. Structure and resistance to oxidation of an Al-Si diffusion coating deposited by arc-PVD on a TiAlCrNb alloy[J]. Surface and Coatings Technology, 2003, 165(3): 273-280. [80] 贺跃辉, 黄伯云, 曲......