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℃/150 MPa. It is obvious that the aging treatment promotes the precipitation of O lathes from B2 matrix.With aging temperature increasing, the content of O phase decreases and its size increases...Microstructure and mechanical properties of a new Ti2AlNbbased alloy after aging treatmentYong-Sheng He1,2,Rui Hu1,Wen-Zhong Luo2,Tao He1,2,Yun-Jin Lai2,Yu-Jun Du2,Xiang-Hong Liu21. State Key......
Effect of aging treatment on mechanical properties of (SiCw+SiCp)/2024Al hybrid nanocomposites GENG Lin(耿 林), ZHANG Xue-nan(张雪囡), WANG Gui-song(王桂松), ZHENG Zhen-zhu(郑镇洙), XU Bin(徐 彬) School... nanoparticle is 2%, 5% and 7%, respectively. The as cast composites were solution treated followed by aging treatment. The experimental results show that the SiC nanoparticles are more effective......
. Key words: aluminum alloy; aging precipitation; strengthening; cold deformation 1 Introduction Studies on thermomechanical treatment of aluminum alloy can date from the 1960s[1,2]. A great deal... treatment. The thermomechanical treatment employing step-aging was studied by RUSSO et al[10], and better ductility and fracture toughness were obtained. The research of RACK [11] and CHIA and STRARKE[12......
Effect of Aging Heat Treatment on the Microstructure and Creep Properties of the Cast Ni-Based Superalloy at Low TemperatureXiang-Wei Li1,2,Li Wang1,Xin-Gang Liu1,Yao Wang1,Jia-Sheng Dong1,Lang-Hong...="ChDivSummary" name="ChDivSummary">Effect of aging heat treatment on the grain boundary microstructure and creep properties of a cast Ni-based superalloy was investigated. With increasing aging temperature......
Tensile and high-cycle fatigue properties of spray formed Al10.8Zn2.9Mg1.9Cu alloys after two-stage aging treatment WANG Zi-xing(王资兴)1, 2, ZHANG Yong-an(张永安)1, ZHU Bao-hong(朱宝宏)1, LIU Hong-wei(刘... alloys can reach up to 730-740 MPa, and the elongation is about 8%-10% under the condition of two-stage aging treatment. For the stress ratio is 0.1, the maximum stress for 107 cycles is over 400 MPa......
Effects of aging treatment on microstructure and mechanical properties of Cr25Ni35Nb and Cr35Ni45Nb furnace tube steelLimin SHEN,Jianming GONG,Yong JIANG and Luyang GENG College of Mechanical... temperature and time on microstructure and mechanical properties of Cr25Ni35Nb and Cr35Ni45Nb steel at aging temperature (1200 ℃) with various exposure time were simulated different service times at 1050......
Effect of processing way and aging treatment on properties and microstructures of 7B04 aluminum alloy LI Nian-kui(李念奎)1, L? Xin-yu(吕新宇)2, CUI Jian-zhong(崔建忠)1 1. Key Laboratory of Electromagnetic...: The influence of forging and aging treatment on mechanical properties and microstructure of large size prestretched thick plate of 7B04 aluminium alloy was investigated through tensile test, corrosion......
hardening effect of the new alloy strengthens with the increase of solution treatment temperature. These aging characteristics are attributed to the relatively lower concentration of beta stabilizer... treatment at 860 ℃(a) and 750 ℃ (b) Further aging was performed for the new alloy after solution treatment. Metastable beta titanium alloys with high molybdenum equivalent, such as Ti-3Al-8V-6Cr......
Effects of Aging Treatment on Intergranular Corrosion and Stress Corrosion Cracking Behavior of AA7003张晓燕1,2,3,宋仁国1,2,3,SUN Bin1,2,31. School of Materials Science and Engineering, Changzhou...:In order to study the effects of aging treatment on the intergranular corrosion(IGC) and stress corrosion cracking(SCC) of 7003 aluminum alloy(AA7003......
Effects of solution heat treatment on corrosion resistance of 5083F Al alloy Seong-Jong KIM, Seok-Ki JANG Division of Marine Engineering, Mokpo Maritime University, Mokpo City, Jeonnam... suffer a little corrosion in the marine environment, when they run in high speed, and high flow rate, etc. Therefore, solution heat treatment was carried out to prevent corrosion. The optimal heat......
