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. Key words: metal matrix composites; heat treatment; fracture; microstructure CLC number: TG146 Document code: A 1 INTRODUCTION In recent years, metal matrix composites(MMCs) have received... and overageing, different duration was determined for ageing time after solution treatment for the same aging temperature. According to the macrohardness measurement taken on the aged samples at an ageing......
℃ controlled by mercury thermometer. The aging treated plates were processed to compact test specimen. The tensile properties (σb, σ0.2 and δ5) of different heat treatment conditions were measured.... 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......
Effects of heat treatment on the microstructure and mechanical properties of ZA84 magnesium alloyMingbo Yang1,2), Liang Bai2), Fusheng Pan2), and Hongjun Hu1) 1) School of Materials Science...="ChDivSummary">The effects of heat treatment on the microstructure and mechanical properties of ZA84 (Mg-8Zn-4Al-0.25Mn) alloy were investigated. The results indicate that the as-cast microstructure......
Effect of heat treatment of titanium substrates on the properties of IrO2-Ta2O5 coated anodesYAN Zhenwei and MENG Huimin Corrosion and Protection Center, Laboratory for Corrosion-Erosion and Surface... the microstructure and electrochemical properties of the anodes. Compared with the anode without heat treatment, the anodes with heat treatment are of higher electrochemical activity and longer......
to aging-treatment [J]. Mater Sci Eng A, 2010, 527(18-19): 4613-4618. [20] LIU Hong-mei, CHEN Yun-gui, TANG Yong-bai, HUANG De-ming, TU Ming-jing, ZHAO Min, LI Yi-guo. Effects of heat treatment... Effects of heat treatment on microstructure and mechanical properties of Mg-3Sn-1Mn magnesium alloy YANG Ming-bo1, 2, 3, QIN Cai-yuan1, PAN Fu-sheng3 1. Materials Science and Engineering College......
Influence of heat treatment on microstructure and mechanical properties of Al/Al-Cu graded materialsQian CONG, Fumin XU , Yi TAN, Xiaolei SHI, Wei DONG, Jiayan LI and Junshan ZHANG School... by powder metallurgy technology, and the subsequent heat treatment was carried out for the graded material. The microstructures and distribution of Cu element under pressure sintering (F), solution......
HEAT TREATMENT STRENGTHENING EFFECTS OF RARE EARTHS ON Mg-9Al ALLOY Y.S.Wang1,W.J.Ding2,Q.D.Wang2,J.Z.Yu1 (1.Shanghai Cosmopolitan Automobile Accessory Co. LTD, Shanghai 200083, China;2.School...%), respectively. Influence of rare earths (RE) on microstructureand strength in both T4 (solute heat treatment) and T6 (solute heat treatment andartificial ageing treatment) were investigated......
Optimization of the heat treatment of additively manufactured Ni-base superalloy IN718Benedikt Diepold1,Nora Vorlaufer1,Steffen Neumeier1,Mathias G?ken11. Department of Materials Science... process. The complex phase composition of this alloy, with three different types of precipitates and high residual stresses, necessitates adjustment of the conventional heat treatment for AM parts......
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 pre-aging treatment on subsequent artificial aging characteristics of Al-3.95Cu-(1.32Mg)-0.52Mn-0.11Zr alloysWU Yi-feng(吴一凤), WANG Ming-pu(汪明朴), LI Zhou(李周), XIA Fu-zhong(夏福中), XIA Cheng... alloy, when the pre-aging temperature is 25 °C, the pre-aging treatment has no evident effect on the peak hardness of subsequent artificial aging, while a positive effect (increase of peak hardness......