大块非晶合金的性能_制备及应用_高玉来.pdf

11 2 Vol11 No2 2 0 0 3 6 MATERIALS SCIENCE TECHNOLOGY Jun. , 2003 高玉来, 沈 军, 孙剑飞, 王 刚, 邢大伟, 周彼德, 李庆春 ( , 150001, E- ail:yulai_gao@ sina.co ) : 综述 了 大 块非 晶 合 金的 性能制 备 方法 及 应 用, 对 比 了吸 铸 法 制备 的 棒 状 Zr Ti Cu Ni Be , Zr Cu Al Ni Ti , Zr Ti Cu Ni Al (原子分数) 大块非晶样品的 冷温 412 138 125 10 225 57 20 10 8 5 525 5 179 146 10 度区间宽度(T ) , 给出了3 种大块非晶合金系列的热稳定性参数T T 及T , 提出了大块非晶合金领域存 x g x x 在的问题及发展方向. : 大块非晶; 金属玻璃; 牛顿流动; 超塑性; 应用 : TG 14 : A : 1005- 0299(2003)02- 0215- 05 Properties, fabricati on and applicati on of bulk amorphous all oys GAO Yu-lai, SHEN Jun, SUN Jian-fei, WANG Gang, XING Da-wei, ZHOU B-i de, LI Qing-chun (School of Materials Science and Engineering, Harbin Institute of Technology, Harbin 150001, China,E- ail:yulai_gao@sina.co ) Abstract: The properties, fabrication and application of bulk a orphous alloys are su arized and the existing proble s and developing prospect of bulk a orphous alloys are presented. The widths of supercooled liquid region T of stick-shap e bulk amorp hous alloys Zr Ti Cu i Be , x 412 138 125 10 225 Zr Cu Al i Ti , Zr Ti Cu i Al (at%) f abricated by suction technique were 57 20 10 8 5 525 5 179 146 10 comp ared, and their thermal stability p arameters T T T are given. g x x Key words: Bulk a orphous alloy; etallic glass; Newtonian fluidity; superplasticity; application , , , , , . ,T x ( T = T - T , T