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and some performance even can not be tested. 3.2 Microstructures 3.2.1 Microstructures of alloy after pre-aging Fig.1 shows the OM and TEM images for the alloy after solution treatment at 900 ℃ for 1 h... after pre-aging at 900 ℃ for 1 h WQ followed at 400 ℃ for 10 h AC 3.2.2 Microstructures after heat treatment and thermal exposure Fig.2 shows the OM microstructures of alloy after heat treatment (0......
The Developments and Application of Computer Simulation in Heat Treatment Process Based on Metallo-Thermo-Mechanical Theory Dong-Ying Ju1 (1.Department of Mechanical Engineering, Saitama Institute of Technology Fusaiji 1690,Okabe Saitama 369-02) 摘要:The aim of this paper is to introduce the application and future of computer simulation in heat treatment process, as an important method......
the yield strength and the resistance to over aging can be improved considerably without a large deterioration to tensile ductility. 关键词:aluminum alloy; mechanical property; solution treatment; aging...Improvement of Strength in 2004 Al Alloy by Enhanced Solution Treatment Chen Kangming1,XU Xiaojing1,Wang Hongyu1,Zhang Jie1,Kim Seocksam2 (1.Advanced Forming Technology Institute of Jiangsu......
. As the Cu-8.0Ni-1.8Si alloy is subjected to solution treatment at 970 ℃ for 4 h, cold rolling to 60% reduction, and then aging at 450 ℃ for 60 min, its properties are σb=1 050 MPa, σ0.2=786 MPa, δ=3.2... include aging temperature, aged time and pre-cold deformation before aging[9-11]. The microhardness evolution of the alloy solution- treated at 970 ℃ for 4 h, water quenched and then aged at 450......
Effect of annealing treatment on electrochemical property of LiNi0.5Mn1.5O4 spinel ZHANG Bao(张 宝), WANG Zhi-xing(王志兴), GUO Hua-jun(郭华军) School of Metallurgical Science and Engineering, Central... prepared under different cooling conditions were investigated. The results show that LiNi0.5Mn1.5O4 synthesized with or without annealing treatment has similar X-ray diffraction patterns that can......
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Heat Treatment and Properties of Nitrogen Alloyed, Martensitic,Corrosion-resistant Steels Roland Rabitsch1,Klaus Sammt1,Michael Haspel1,Reinhold Schneider2 (1.BOHLER Edelstahl GmbH, Kapfenberg... process route and material properties of these steels in comparison to standard martensitic corrosion-resistant steels. The typical response of these steels to various heat treatment parameters is shown......
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Enhancing the crystalline degree of carbon nanotubes by acid treatment, air oxidization and heat treatmentChensha Li, Baoyou Zhang, Xingjuan Chen, Xiaoqing Hu, and Ji Liang Department of Mechanical... approaches of treating carbon nanotubes (CNTs) including acid treatment, air oxidization and heat treatment at high temperature were studied to enhance the crystalline degree of carbon nanotubes. High......