摘 要采用Ti37.5Zr37.5Cu15Ni10粉状钎料在940 ℃×20 min工艺条件下实现了TA2商业纯钛的真空钎焊连接,利用扫描电镜(SEM)、能谱仪(EDS)、万能试验机和显微硬度计等对钎焊接头的界面组织和力学性能进行了研究和分析。结果表明,钎焊接头的典型界面结构为TA2/针状α-Ti+共析组织(α-Ti+(Ti,Zr)2(Cu,Ni))+残余钎...
Phase Diagrams and Physical Properties of Nonequilibrium AlloysNonequilibrium Phase Diagrams of Ternary Amorphous AlloysSummary This document is part of Subvolume A 'Nonequilibrium Phase Diagrams of Ternary Amorphous Alloys' of Volume 37 'Phase Diagrams and Physical Properties of Nonequilibrium Alloys' ...
根据以上数据可得出,将五元高熵合金中的W替换成Ti、Zr、Hf导致材料的强度明显下降,塑性虽有提升但数值有限,材料的各向异性略有下降,但剪切各向异性有所增加;而将W替换成Sn导致材料的强度和塑性都略有下降,各向异性增加,剪切各向异性明显降低。 2.4 态密度分析 为了探究材料结构稳定性的内在机制,计算了如图3所示的(T...
合金等温截面phaseregionstheresultsofti金属钛 广西大学硕士学位论文Ti-Zr-M(M=Si,Co)三元系合金相图773K等温截面姓名:***请学位级别:硕士专业:材料物理与化学指导教师:**钟20090601Ti.Zr.M(M=Si,Co)三元系合金相图773K等温截面摘要本论文利用X射线衍射分析、差热分析、光学显微分析和电子显微分析等方法,测定...
Ti,Zr 基准晶研究进展.pdf,Ti/Zr 基准晶研究进展/黄火根等 ·17 · Ti/Zr 基准晶研究进展 1 2 2 黄火根 ,羌建兵 ,董闯(1 表面物理与化学国家重点实验室,绵阳 621907 ;2 大连理工大学材料科学与工程学院,大连 116024 ) 摘要 系统总结了 Ti/Zr 基准晶合金系,并介绍
徐丽丽１ꎬ徐勇１∗ꎬ许荣福１ꎬ王志刚１ꎬ田彬１ꎬ于美杰２ (１.山东建筑大学材料科学与工程学院ꎬ山东济南２５０１０１ꎻ２.山东大学材料科学与工程学院ꎬ山东济南２５００６１)摘要:利用Ｐａｎｄａｔ软件优化和计算了Ｔｉ￣Ｎｂ￣Ｚｒ三元系相图ꎮ采用ＳＧＴＥ(ｓｃｉｅｎｔｉｆｉｃｇｒｏｕｐｔｈｅ...
the structural stability and to improve further their performance, multiple alloying elements (Mo, Nb, V, Cr, Zr, Si, etc.) were often co-added into these Ti alloys, such as the nearα-IMI834 (Ti-5.8Al-4Sn-3.5Zr-0.7Nb-0.5Mo-0.35Si-0.06 C, wt.%)9, nearβ-Ti55531 (Ti-5Al...
ROBERT G, DEMARTIN M, DAMJAN()VIC D. Phase di- agram for the 0. 4Pb(Ni1/3, Nb1/3 ) Oa - 0. 6Pb( Zr, Ti ) O3 sol- id solution in the vicinity of a morphotropic phase boundary [J]. J Am Ceram Soc, 1998, 81(3): 749-753....
Single-crystal thin films of Pb(Zr{sub x}Ti{sub 1{minus}x})O{sub 3} (PZT) covering the full compositional range (0{le}{ital x}{le}1) were deposited by meta... Foster,C.M,Bai,... - 《Journal of Applied Physics》 被引量: 327发表: 1997年 Phase Diagram in Bi4 xLaxTi3O1...
Fig. 1. A schematic diagram for the high-throughput development of the Young's modulus databank in materials, following the MGI strategy. Consequently, the objective of the present investigation is to explore the Young's modulus and hardness in the targeted bcc Ti-rich Ti–Nb–Zr–Cr system...