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)Abstract:Stainless die with micro-groove and micro-hole have been designed and manufactured, which has been used to study superplastic microforming of 2091Al-Li alloy by means of superplastic forming... micro-rib specimen, behavior of material could be understood well.Key words:superplasticity; microforming; extrusion; 2091Al-Li alloy......
Trans. Nonferrous Met. Soc. China 22(2012) s656-s660 Microforming of superplastic 5083 aluminum alloy Md. Abu Mowazzem HOSSAIN1, Sung-Tae HONG1, Kyu-Yeol PARK1, Young-Sang NA2 1. School of Mechanical...: The mechanical behavior of superplastic 5083 aluminum alloy during microforming process was investigated by finite element analysis. A micro V-groove die was modeled to analyze the effects of forming......
magnetic field magnetic heat treatment are attributed to improvement the magnetic properties. 关键词:Fe-25.5Cr-12Co alloy,thermomagnetic treatment,magnetic property; microstructure; [全文内容正在添加中] ...Study on Thermomagnetic Treatment Fe-25.5Cr-12Co Permanent Magnetic Alloy Zhen Liang1,GAO Run-sheng2,ZHU Dan-yang1,SUN Xue-yin1,SHAO Wen-zhu1,XU Ren-gen1 (1.Technology and Development Centre......
Effect of rare earth alloying on creep rupture of economical 21Cr-11Ni-N heat-resistant austenitic steel at 650 ℃陈雷1,2,龙红军2,刘鑫刚2,金淼2,马筱聪21. National Engineering Research Center for Equipment... of economical 21Cr-11Ni-N heat-resistant austenitic steel was investigated at 650 °C under different stress levels. It was found that RE could increase the time to creep rupture, especially at long-term......
Numerical Simulation on Interfacial Creep Failure of Dissimilar Metal Welded Joint between HR3C and T91 Heat-Resistant Steel张建强1,ZHANG Guodong1,ZHAO Xuan1,GUO Jialin1,LUO Chuanhong11. Key Laboratory... strain, stress triaxiality in dissimilar metal welded joints between austenitic(HR3C) and martensitic heat-resistant steel(T91) are simulated by FEM at 873 K and under inner pressure of 42.26 MPa......
Effect of rare earth alloying on creep rupture of economical 21Cr-11Ni-N heat-resistant austenitic steel at 650 ℃陈雷1,2,龙红军2,刘鑫刚2,金淼2,马筱聪21. National Engineering Research Center for Equipment... of economical 21Cr-11Ni-N heat-resistant austenitic steel was investigated at 650 °C under different stress levels. It was found that RE could increase the time to creep rupture, especially at long-term......
Development and Application of a Heat-resistant Low Ni Steel Modified by Rare Earth for Furnace Roller张庆登摘 要:<正> The low Ni steel modified hy rare earth(3Cr24NiTSiN with an addition of 0.3% Ce)for furnace roller hasbeen developed.Due to the RE(rare earth)addition,a dense oxide film is formed on the steel surface at hightemperature......
Effect of aging temperature on the microstructures and mechanical properties of ZG12Cr9Mo1Co1NiVNbNB ferritic heat-resistant steelXue Yang1,Lan Sun1,Ji Xiong1,Ping Zhou1,Hong-yuan Fan1,Jian-yong... and microstructures of a new ZG12Cr9 MolColNiVNbNB ferritic heat resistant steel was investigated in this work to satisfy the high steam parameters of the ultra-supercritical power plant.The results......
Formation and Evolution of Microstructures in Fe–9%Cr Heat-Resistant SteelBoling Zhu,Shanwu Yang,Guangshan Yang,Guoliang LiuSchool of Materials Science and Engineering, University of Science and Technology Beijing摘 要:Microstructures of casting samples of Fe–9%Cr steel and samples subjected to different heat treatments were investigated to determine......
Coarsening behavior of MX carbonitrides in type 347H heat-resistant austenitic steel during thermal agingYing-hui Zhou,Chen-xi Liu,Yong-chang Liu,Qian-ying Guo,Hui-jun LiState Key Lab of Hydraulic Engineering Simulation and Safety, School of Materials Science and Engineering, Tianjin University摘 要:In this work, the growth kinetics of MX(M = metal, X = C......
