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Effect of cyclic heat treatment on microstructure and mechanical properties of 50CrV4 steelLI Hong-ying(李红英)1, HAN Mao-sheng(韩茂盛)1, LI De-wang(李德望)1, LI Jun(李俊)2, XU De-chao(徐德超)2(1. School... was subjected to cyclic heat treatment process that consists of repeated short-duration (200 s) held at 840 °C (above Ac3 temperature of 790 °C) and short-duration (100 s) held at 700 °C (below Ac1......
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Influence of Heat Treatment on the Bond Coat Cyclic Oxidation Behaviour in an Air-plasma-sprayed Thermal Barrier Coating System P.C. Patnaik1,B.R. Marple2,W.R. Chen1,X. Wu1 (1.Structures, Materials... coating and CoNiCrAlY bond coat, which would promote crack initiation and lead to premature TBC failure. A heat treatment in a low-pressure condition was applied to the as-sprayed TBC system, with the aim......
cyclic heat treatment (CHT). Our simulations successfully reproduce the grain morphologies of every CHT. In the process of every CHT, phase transformation recrystallization happens. The recrystallized...Phase Field Simulation for Grains Evolution of 17-4PH Steel During Cyclic Heat TreatmentYuan YOU,Mufu YAN,Chengsong ZHANGNational Key Laboratory for Precision Hot Processing of Metals, School......
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Modeling and Simulation of Heat Transfer in Loaded Continuous Heat Treatment Furnace () 摘要:Continuous furnaces are widely used in the heat treatment of mass-produced parts. However, the heating... based on the calculated temperature distributions and curves, especially, the fastest heated and slowest-heated temperature-distance profiles. A case study is carried out for the heat treatment......
]. Journal of Central South University of Technology, 2008, 15(1): 95-99. [5] ZHU Yuan-zhi, YIN Zhi-min, ZENG Yu, HUANG Ji-wu, LI Xue-qian. Effects of heat treatment on microstructure and mechanical...J. Cent. South Univ. Technol. (2009) 16: 0535-0540 DOI: 10.1007/s11771-009-0089-0 Cyclic oxidation behavior of Fe-9Cr-1Mo steel in water vapor atmosphere ZHANG Du-qing(张都清)1, 2, LIU Guang-ming......
Vacuum Furnace - Integrated "Sub zero" Treatment B.Zieger1,Hubert Schulte1 (1.SCHMETZ GmbH, Menden, Germany) 摘要:The vacuum heat treatment with overpressure gas quenching is more and more accepted... chamber and "sub zero" systems lead towards an oxidation free and low distortion vacuum heat treatment for a broad range of parts and materials. Short and energy saving processes guarantee a high......
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electrode melting, hot isostatically pressed (HIPed) at 1 280 °C and 200 MPa for 4 h followed by heat treatment at 900 °C for 4 h. As can be seen in Fig.1, microstructure of this alloy consisted of α2/γ... Cyclic deformation behaviors of Ti-46Al-2Cr-2Nb-0.15B alloy during thermo-mechanical fatigue tests XIANG Hong-fu(项宏福)1, DAI An-lun(戴安伦)1, WANG Ji-heng(王冀恒)1, LI Hui(李 惠)1, YANG Rui(杨 锐)2 1......
