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含量随着合金中Ca含量的增加而增加,导致合金的抗腐蚀性能变差. 关键词:Mg-Zn-Ca合金；Hank溶液；电化学腐蚀；Mg2Ca相；生物降解 中图分类号:TG146.23 文献标志码:A Corrosion behaviours of ternary Mg-Zn-Ca alloy biomaterials OUYANG Chun1..., Changsha 410008, China; 3. Xiangya School of Medicine, Central South University, Changsha 410013, China) Abstract: With elements of Zn and Ca as alloy components, three kinds of degradable ternary Mg......
side at 300 °C were investigated in Mg-Zn-Ca ternary system through the equilibrated alloy method by using scanning electron microscopy, electron probe microanalysis, X-ray diffraction and transmission.... It could be in equilibrium with Mg-based solid solution in the composition range of ~15%Ca, 20.5%-48.9%Zn and balanced Mg. This broad two-phase region (a-Mg+T1) should be helpful for the alloy design......
glasses. Key words: Mg-Zn-Ca alloy; Cu; glass forming ability; mechanical properties ...文章编号:1004-0609(2009)04-0677-05 Cu对Mg-Zn-Ca合金非晶形成能力与力学性能的影响 邱克强1,王 猛1,张洪兵1,柏笑君1,任英磊1,张 涛2 (1. 沈阳工业大学 材料科学与工程学院,沈阳 110178； 2. 北京航空航天大学 材料科学与工程学院,北京 100083) 摘 要:采用铜模铸造制备直径为3 mm的......
as its homogeneous distribution in the sample. Key words: Mg-Zn-Ca alloy; glass-forming ability; plastic strain; size effect 自从INOUE等[1]首次报道Mg-Cu-Y块体非晶合金以来,Mg-(Cu, Ni)-RE-Ag-Zn系列[2-5](RE代表Y或稀土元素)非晶合金... of bulk Mg-Zn-Ca amorphous alloys and amorphous matrix composites[J]. Materials Science and Engineering A, 2008, 487: 301-308. [13] VILLARS P, PRINCE A, OKAMOTO H. Handbook of ternary alloy phase diagrams......
are identified by means of HRTEM, which may be beneficial to the improvement in thermal stability of the alloy. Key words: Mg-Zn-Ca alloy; rapid solidification; microstructure; micro-hardness ... response of the alloy[11]. MIYAZAKI et al[12] suggested that both tensile strength and ductility were increased by ternary addition of Zn to Mg-Ca alloys and the highest tensile strength of 483 MPa......
Trans. Nonferrous Met. Soc. China 23(2013) 1930-1935 Effects of cooling rate on microstructure, mechanical and corrosion properties of Mg-Zn-Ca alloy Jing-feng WANG1,2, Song HUANG1,2, Sheng-feng GUO3... words: Mg-Zn-Ca alloy; bulk metallic glasses; cooling rate; mechanical properties; microstructure; corrosion resistance 1 Introduction Compared with the traditional magnesium alloys, Mg-based......
文章编号:1004-0609(2016)-10-2152-08 Mg-Zn-Ca非晶条带降解偶氮颜料能力与循环使用特征 任英磊1,岳春雨1,王廷沣1,邱克强1, 2,李荣德1, 2 (1. 沈阳工业大学 材料科学与工程学院,沈阳 110870； 2. 辽宁省轻合金重点实验室,沈阳 110870) 摘 要:采用单辊甩带法制备Mg71+xZn24-xCa5(x=0, 2, 4和6)合金条... min,以吸光度所计算的脱色率达到95.41%.与废水反应60 min后的条带,其非晶结构基本不变,表面反应产物为矿化物质,不具备污染特征.Mg75Zn20Ca5非晶条带至少可以循环使用4次以上,而保持降解能力不低于80%. 关键词:Mg-Zn-Ca；非晶条带；直蓝偶氮染料；降解能力；脱色率；循环使用 中图分类号:TG146.2 ......
Effect of Ce/La microalloying on microstructural evolution of Mg-Zn-Ca alloy during solution treatment张庆鑫1,2,佟立波1,程丽任1,江中浩2,孟健1,张洪杰11. State Key Laboratory of Rare Earth Resources Utilization... structure. The thermal stability of Mg-Zn-Ca alloy could be effectively improved by Ce/La addition, because the low-melting-point binary Mg-Zn phase was transformed to Mg x Zn y-Ca-(Ce/La) phase......
Effect of Ce/La microalloying on microstructural evolution of Mg-Zn-Ca alloy during solution treatment张庆鑫1,2,佟立波1,程丽任1,江中浩2,孟健1,张洪杰11. State Key Laboratory of Rare Earth Resources Utilization... structure. The thermal stability of Mg-Zn-Ca alloy could be effectively improved by Ce/La addition, because the low-melting-point binary Mg-Zn phase was transformed to Mg x Zn y-Ca-(Ce/La) phase......
Mg-Zn-Ca系富Mg区域三元化合物及其固态相平衡李洪晓1,马倩倩2,任玉平3,蒋敏2,秦高梧3(1.辽宁省沈阳市东北大学材料各向异性与织构工程教育部重点实验室2.东北大学 材料各向异性与织构教育部重点实验室3.东北大学 材料各向异性与织构教育部重点实验室,沈阳110004)摘 要:利用SEM,EPMA,XRD和TEM对Mg-Zn-Ca系富Mg区域三元化合物的成分,结构及其相平衡进行了研究.结果表明,Mg-Zn-Ca系富Mg区域存在2个可与镁基固溶体相平衡的三元化合物T1和T2.其中化合物T1为线性化合物,成分(原子分数,%,下同)为:Ca约16,Zn 16.8-49.5,Mg余量;晶体结构为六方结构,晶格常数随Zn含量的增大而减小,a=0.995-0.945nm,c=1.036-1.003nm.T2相......
