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Song 1,2,c 1School of Material Science and Engineering.
Henan University of Science and Technology, Luoyang, 471003, China 2Henan Key Lab. of Advanced Non-Ferrous Materials, Luoyang 471003, China 3Luoyang Ship Material Research Institute, Luoyang 471039, China ahgwang_80@163.com, bwfei_81@163.com, csongyp3@163.com Keywords: Ti811 alloy; heat treatment; microstructure; mechanical property Abstract.
The improvement of service performance of aircraft-engines is restricted by materials to a great extent.
Experimental procedure Material preparation: For the production of Ti811 alloys, the sponge titanium, high purity aluminum and some interalloys were used to be the raw materials.
Rare Metal Materials and Engineering, Vol. 23 (1994), p. 59

Research status related low carbon housing Low-carbon residence is to point to in building materials and equipment manufacturing, construction and building use the whole life cycle, reduce the use of fossil energy, improving energy efficiency, reduce carbon dioxide emissions[1].
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Acknowledgement The financial support provided by the National Natural Science Foundation of China (No. 20871107), Henan Outstanding Youth Science Fund (No. 0612002700) and the Natural Science Foundation of the Education Department of Henan Province (2009A150031) is gratefully acknowledged.
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The material follows a law of pseudo elastic behavior.
Shape Memory Alloys belong to the class of smart materials able to return into their original shape by heating after having been deformed at low temperature.
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For example, molds materials of auto[5], boiler manufacturing etc.
The minimum wear mass loss of 38CrMoAlA materials of test No.7 is 0.9mg.
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Material test The steel material test of steel is tensile test.
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Progress in structural materials for aerospace systems.
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Effect of Blank Shape and Size on the Forming Quality of Thread Shaft Rolling in Cross Wedge Rolling Huajun Yan1,a, Haoen Mao1,b, Guochang Li2, Xiaoxi He1, Jinping Liu3, Zhenghuan Hu3 1 School of Materials Science and Engineering, Hebei University of Science and Technology, Hebei Key Laboratory of Material Near-net Forming Technology, Shijiazhuang 050018, China 2School of Management and Economics, Hebei University of Science and Technology, Shijiazhuang 050018, China 3School of Mechanical Engineering, University of Science and Technology Beijing, Beijing 10083, China ayanhj22@163.com, bmaohaoen@163.com Keywords: Cross wedge rolling, Thread shafts, Round blank, Concave cone, Tooth height, Pitch Abstract.
In the paper, the 40Cr is selected as the blank material.
Scientific Research Foundation of Hebei University of Science and Technology (QD201001).
Journal of University of Science and Technology Beijing, Vol.34 (Issue 6) (2012), p. 701
[6] Huajun Yan, Jinping Liu, Zhenghuan Hu, et al: Effects of process parameters on forming helical tooth shaft in cross wedge rolling.Journal of Central South University (Science and Technology), Vol.43 (Issue 6) (2012), p. 2114