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PRECIPITATION AND MICROSTRUCTURE OF Cr MODIFIED Al3Ti M.Nemoto1,W.H.Tian2 (1.Sasebo National College of Technology, Okishin 1-1, Sasebo 857-1193, Japan;2.Department of Materials Physics... by microhardness mea-surements. TEM observations revealed that plate-like Al2 Ti precipitates lie on { 100}planes of the L12-Al3 Ti(Cr) matrix with the c axis of the tetragonal phase perpendic-ular......
were observed, a metastable phase with B2-like structure was found in the early stage of the precipitation process, which is quite different from the equilibrium copper phase shown in the Fe-Cu binary...Precipitation behavior of B2-like particles in Fe-Cu binary alloyHuiping Ren and Weimin Mao1) Materials Science and Engineering School, University of Science and Technology Beijing, Beijing 100083......
7050 alloy accelerate the Al3Zr precipitation kinetics compared with a binary Al-Zr alloys [13]. On the other hand, the addition of Ti or V to Al-Zr alloys can change the structure of Al3Zr phase... containing commercial aluminium alloys [J]. Acta Mater, 2001, 49(4): 599-613. [7] NES E, BILLDAL H. Mechanism of discontinuous precipitation of metastable Al3Zr phase from an Al-Zr solid-solution [J]. Acta......
:A 文章编号:1672-7207(2018)03-0518-11 Precipitation behaviors of carbides and carbonitrides in DH36 high-strength ship plate steel SHI Xiao1, 2, WU Jianzhong1.... Beijing Key Laboratory of Special Melting and Preparation of High-End Metal Materials, Beijing 100083, China) Abstract: To study the precipitation of nano-sized carbides and carbonitrides in technical......
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. Research on aging precipitation in a Cu-Cr-Zr-Mg alloy[J]. Materials Science & Engineering A, 2005, 392(1): 422-426. [9] 刘林贤, 汪明朴, 陈 伟, 等. 新型Cu-Zn-Cr合金的形变热处理及对性能的影响[J]. 金属热处理, 2015, 40(6): 80-85.... 快速凝固Cu-Cr-Zr-Mg合金的时效析出与再结晶[J]. 中国有色金属学报, 1999, 9(2): 241-246. LIU Ping, KANG Bu-xi, CAO Xing-guo, et al. Aging precipitation and recrystallization of rapidly solidified Cu-Cr-Zr-Mg alloy[J......
precipitation. We studied the metallic minerals and fluid inclusions using a thermodynamic phase diagram method, such as lgfO2–lgfS2, pH–lgfO2, pH–lg[Pb2+] and pH–lg[HS-], discussed the constraints...; thermodynamic phase diagram; mineral zoning; lead and zinc deposit; southwest of China Cite this article as: ZHANG Yan, HAN Run-sheng, WEI Ping-tang. Order of sphalerite and galena precipitation: A case study......
Synthesis of Polycrystalline Yb:Gd3Ga5O12 Nanopowders by Homogeneous Precipitation Method黄德馨1,2,刘景和11. Department of Materials Science and Engineering,Changchun University of Science and Technology2...+:Gd3Ga5O12, Yb:GGG] precursor powders were synthesized via homogeneous precipitation method using Yb2O3, Ga2O3, Gd2O3 and ammonium bicarbonate [NH4HCO3] as precipitator, and ammonium sulfate [(NH4)2SO4......
in certain orientations with angles of 65° or 90° O phase particles. The obtained alloy was composed of acicular O, Widmanstatten B2 +O, and acicular TiC. As a result of the precipitation of carbides...Evaluation of precipitation hardening in TiC-reinforced Ti2AlNb-based alloysYa-ran Zhang1,Qi Cai2,Yong-chang Liu1,Zong-qing Ma1,Chong Li1,Hui-jun Li11. State Key Laboratory of Hydraulic Engineering......
precipitation method CHEN Juan(陈娟), HUANG Zhi-liang(黄志良), CHEN Chang-lian(陈常连), LI Wen-zhao(李文昭), XU Wei-rong(徐伟荣) School of Materials Science and Engineering, Wuhan Institute of Technology, Wuhan 430074... retardant, the plate-like basic magnesium carbonate (Mg5(CO3)4(OH)2.4H2O) was prepared successfully by template-mediated/ homogeneous precipitation method, using magnesium chloride hexahydrate......