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type, morphology and distribution. Key words: Mg-Li alloy; Al-Si eutectic; second phase; tensile strength; elongation 1 Introduction Magnesium (Mg) alloys are the lightest metallic material used... to metastability of the Al-Li compounds [15,16]. Alloying with Si can improve the strength and stability of the Mg-Li alloy [17,18], but these alloys can be difficult to produce because of the high melting......
and ageing response of a duplex structured Mg-Li alloy[J]. Materials and Design, 2015, 69: 124-129. [16] MAHATA A, SIKDAR K. Molecular dynamics simulation of nanometer scale mechanical properties of hexagonal Mg-Li alloy[J]. Journal of Magnesium and Alloys, 2016, 4(1): 36-43. [17] 杨 艳, 张雪平, 任凤娟, 彭晓东, 谢卫东, 张振宇. Mg-8Li-4Al-0.3Y合金的微观组织与力学性能[J]. 稀有金属材料与工程, 2018, 47(8): 2518-2524. YANG Yan, ZHANG Xue-ping......
of RE-containing particles in Mg-8Li-2Al-2RE. Key words: magnesium alloys; lithium; microstructure; texture; Mg-Li alloy 1 Introduction Magnesium and specially magnesium-lithium alloys... is much enhanced when the BCC-structured β phase is formed with the addition of Li over 5.5%. The binary Mg-Li alloy, such as Mg-8% Li and Mg-9%Li (mass fraction), usually has excellent elongation......
. Research progress in mechanical properties strengthening of Mg-Li alloy[J]. Material Reports, 2019, 33(S2): 374-379. [5] XU D K, WANG B, LI C, et al. Effect of icosahedral phase on the thermal stability and ageing response of a duplex structured Mg-Li alloy[J]. Materials & Design, 2015, 69: 124-129. [6] 宋昊飞, 郭俊卿, 皇 涛, 等. LA91超塑性变形力学性能研究[J]. 塑性工程学报, 2018, 25(4): 167-172. SONG Hao-fei, GUO Jun......
轻质高强Mg-Li基复合材料研究进展王红亮,邱智海湖南有色金属职业技术学院摘 要:Mg-Li合金因具有低密度,高比强度和比刚度,优异的吸震和抗电磁屏蔽性能,在追求轻量化的诸多工业领域具有广阔的应用前景.但Mg-Li合金本身强度太低,不能满足其作为结构材料的需要.本文综述了Mg-Li基复合材料常见的基体和增强体,同时分析了Mg-Li基复合材料最新进展.关键词:Mg-Li合金;复合材料;研究进展;......
Fabrication of Al-Coated Mg-Li Alloy Sheet and Investigation of Its PropertiesTian-Long Zhang1,Toko Tokunaga2,Munekazu Ohno2,Mi-Lin Zhang3,Kiyotaka Matsuura21. Graduate School of Engineering... during all the processing. This Alcoated Mg–Li alloy exhibited a good corrosion resistance in a 0.5 mass% HCl aqueous solution. No intermetallic compound was observed at the Al/Mg–Li interface after......
Investigation of Portevin–Le Chatelier effect in rolled α-phase Mg-Li alloy during tensile and compressive deformationXiaoqiang Li1,Chunlong Cheng1,Qichi Le1,Lei Bao1,Peipeng Jin2,Ping Wang1,Liang... Chatelier (PLC) effect is very important concern for wrought Mg-Li alloys.In this study,the special PLC effect was found in rolled Mg-5Li-3Al-2Zn (LAZ532) alloy during tensile and compressive deformation.By......
Comparison of Properties between Phytic Acid and RE-phytic Conversion Coatings of Mg-Li Alloy黄晓梅Key Laboratory of Superlight Materials and Surface Technology,Ministry of Education,Harbin Engineering University摘 要:The properties among of phytic acid conversion coatings,RE-phytic conversion coatings,rare earth conversion coatings and chromate conversion......
真空碳热还原制备Mg-Li合金热力学分析张玺1,张南夷1,张劲松2,黄鹏1,彭晓东1,3,谢卫东1,31. 重庆大学2. 重庆长安汽车股份有限公司3. 国家镁合金材料工程技术研究中心摘 要:提出了真空碳热还原制备Mg-Li合金的新思路,并对还原反应进行了热力学分析,研究了还原反应的反应式,吉布斯自由能及临界还原温度.结果表明:真空碳热还原制备Mg-Li合金具备热力学可行性,且其吉布斯自由能随真空度和反应温度的升高而降低;相同真空度下,该反应的临界反应温度低于真空碳热还原制备金属Mg,金属Li的临界温度,反应更容易进行;当真空度为10 Pa,Li2O的相对比例为0.1时,真空碳热还原制备Mg-Li合金的临界反应温度为1345 K;在常规皮江法(真空硅热还原法)制镁的反应条件下,不论反应物料中Mg......
Mg-Li超轻合金的研究与应用 彭建1,丁培道1,张丁非1,蒋斌1 (1.重庆大学材料科学与工程学院,重庆,400044;2.重庆镁合金材料工程技术研究中心,重庆,400044) 摘要:综述了Mg-Li超轻合金的合金系研究,制备新技术及其在结构材料和功能材料领域的研究和应用,指出了存在的问题,并展望了Mg-Li超轻合金的发展前景. 关键词:Mg-Li超轻合金; 合金系; 新技术; 应用; [全文内容正在添加中] ......