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Online since: July 2008
Authors: Xiang Jie Yang, Hong Min Guo
Rheoforging of Wrought Aluminum Alloys
Guo Hong-Min1,a and Yang Xiang-Jie2,b
1
School of Materials Science and Engineering, Nanchang University, 999 Xuefu Road, Nanchang
330031, P.
The test materials are commercial wrought aluminum alloys such as 2024, 6082 and 7075, the liquidus are 638, 650 and 635°C, respectively, determined by differential scanning calorimetry.
Zhu for their help with the experiments and for the support from the National Natural Science Foundation of China (Grant No. 50474007), the Science and Technology Supporting Project of Jiangxi Province 2007, and the Science and Technology Project of Education Department of Jiangxi Province (Grant No.
Katgerman: Progress in materials Science, Vol. 49 (2004), p. 629
Kang: Journal of Materials Processing Technology, Vol. 105 (2000), p.269 [13] D.
The test materials are commercial wrought aluminum alloys such as 2024, 6082 and 7075, the liquidus are 638, 650 and 635°C, respectively, determined by differential scanning calorimetry.
Zhu for their help with the experiments and for the support from the National Natural Science Foundation of China (Grant No. 50474007), the Science and Technology Supporting Project of Jiangxi Province 2007, and the Science and Technology Project of Education Department of Jiangxi Province (Grant No.
Katgerman: Progress in materials Science, Vol. 49 (2004), p. 629
Kang: Journal of Materials Processing Technology, Vol. 105 (2000), p.269 [13] D.
Online since: August 2012
Authors: Yuan Xu
Various countries list as the pulverized coal ash comprehensive utilization the national environmental protection, the building materials department's important matter.
In general, when research development use superfine pulverized coal ash material, must display its shape effect, the active effect and the micro aggregate effect three big effects as far as possible, achieves the improvement regeneration concrete workability, to enhance the intensity in order to and the durable goal. 1 Experimental material and plan basis 1.1 Experimental materials and instrumentation equipment The superfine pulverized coal ash enhancement engineering research, the thick aggregate uses completely regenerates the thick aggregate, abandons the basketball court concretes ground demolition take Dongyang some school as raw material (original concretes intensity rank C15, uses pebbles construction, gradation and service life, cement model and so on correlation technique material is unclear), after artificial becomes appropriately stave massive when changes over to the jaw type breaker to carry on is further stave, working procedures and so on sieving, graduation, clean to
China building materials science and technology, 2007,(4):17-20 [7] Wei Guoyang Lei Yingzhan.
Sichuan building science research, 2006,32(4):115-117
The regeneration aggregate proportioning of concrete design and the modification study the [J]. railroad science and the project journal, 2005,6(2):66-71
In general, when research development use superfine pulverized coal ash material, must display its shape effect, the active effect and the micro aggregate effect three big effects as far as possible, achieves the improvement regeneration concrete workability, to enhance the intensity in order to and the durable goal. 1 Experimental material and plan basis 1.1 Experimental materials and instrumentation equipment The superfine pulverized coal ash enhancement engineering research, the thick aggregate uses completely regenerates the thick aggregate, abandons the basketball court concretes ground demolition take Dongyang some school as raw material (original concretes intensity rank C15, uses pebbles construction, gradation and service life, cement model and so on correlation technique material is unclear), after artificial becomes appropriately stave massive when changes over to the jaw type breaker to carry on is further stave, working procedures and so on sieving, graduation, clean to
China building materials science and technology, 2007,(4):17-20 [7] Wei Guoyang Lei Yingzhan.
Sichuan building science research, 2006,32(4):115-117
The regeneration aggregate proportioning of concrete design and the modification study the [J]. railroad science and the project journal, 2005,6(2):66-71
Online since: March 2024
Authors: Mohamad Ismail Bin Mohamad Isa, Rasidi Bin Roslan, Siti Noor Hidayah Binti Mustapha
Methodology
Materials.
Materials Science: Materials Review, 1(2018)
Journal of Polymer Research, 25(2018) 184
Advanced Materials Research (2014)
Materials Sciences and Applications. 3 (2012)
Materials Science: Materials Review, 1(2018)
Journal of Polymer Research, 25(2018) 184
Advanced Materials Research (2014)
Materials Sciences and Applications. 3 (2012)
Online since: December 2012
Authors: Fu Kun Yan, Qing Fei Xiao
Fig.3 Structure of the tube roller mill
In operation, the ground materials were falling by gravity in a horizontal rotating cylinder body, uniformly distributed on the cylindrical inner surface of the cylinder by the action of centrifugal force,which formed the entrance end, with the rotation of the cylinder the material got into the grinder and grinding roller extruding channel, roll to the grinding material pressure by hydraulic system and pressure hydraulic system that caused by the friction does passive rotary motion, material in the extrusion passageway was promoted through a material guide device for an extrusion grinding operation.
After repeated extrusion grinding materials leaved grinder, and discharged from the chute.
Therefore,we must take both the equipments large scale and high energy saving into consideration, and combined the material science at this stage with excellent grinding theory achievements organically, to produce a large equipment could ensure the grinding efficiency, improve equipment station efficiency and service life, achieve the aim of resources comprehensive utilization.
:International Journal of Mineral Processing.
Changsheng.Yao and Honjun Zhang: Science and Technology Innovation Herald.
After repeated extrusion grinding materials leaved grinder, and discharged from the chute.
Therefore,we must take both the equipments large scale and high energy saving into consideration, and combined the material science at this stage with excellent grinding theory achievements organically, to produce a large equipment could ensure the grinding efficiency, improve equipment station efficiency and service life, achieve the aim of resources comprehensive utilization.
:International Journal of Mineral Processing.
Changsheng.Yao and Honjun Zhang: Science and Technology Innovation Herald.
Online since: November 2013
Authors: Joanna Przondziono, Witold Walke, Eugeniusz Hadasik, Stanisław Lalik
Modern metallic materials - presence and future.
Department of Materials Engineering and Metallurgy, Katowice, 2009 (in Polish)
Kedroň, ECAP methods application on selected non-ferrous metals and alloys, Archives of Materials Science and Engineering 43 (2010) 69-76
Niewielski, Plasticity and corrosion resistance of magnesium alloy WE43, Archives of Materials Science and Engineering 51 (2011) 16-24
Journal of Achievements in Materials and Manufacturing Engineering 45 (2011) 132-140
Department of Materials Engineering and Metallurgy, Katowice, 2009 (in Polish)
Kedroň, ECAP methods application on selected non-ferrous metals and alloys, Archives of Materials Science and Engineering 43 (2010) 69-76
Niewielski, Plasticity and corrosion resistance of magnesium alloy WE43, Archives of Materials Science and Engineering 51 (2011) 16-24
Journal of Achievements in Materials and Manufacturing Engineering 45 (2011) 132-140
Online since: May 2017
Authors: Boris Bokstein, Dmitry A. Maltsev, Michail A. Saltykov, Alexey O. Rodin, Anatole N. Khodan, Michael Sorokin, Evgeny A. Syutkin, Aleksandra V. Khvan, Zinaida V. Bukina, Boris A. Gurovich, Alexander I. Ryazanov
Further development of the models, applicable for long exposure at 300–400 °С, should take into account the material structure, including its defects.
2.
Flewitt, Radiation and thermally induced phosphorus intergranular segregation in pressure vessel steels, Journal of ASTM International 2 (2005) 180-194
Khodan, Assessment of segregation kinetics in water-moderated reactors pressure vessel steels under long-term operation, Journal of Nuclear Materials 477 (2016) 110-122
Piguzov, Study of fundamentals of reversible brittleness of steels by internal friction method, Metallic material Science and Heat treatment, 4 (1967) 2-12 (in Russian)
Zhurko, Features of the microstructure of the surface of the destruction of the materials of the VVER-1000 reactor pressure vessel, Proc. of XX International Conference on the Physics of Radiation Phenomena and Radiation Material Science, 2012, 9
Flewitt, Radiation and thermally induced phosphorus intergranular segregation in pressure vessel steels, Journal of ASTM International 2 (2005) 180-194
Khodan, Assessment of segregation kinetics in water-moderated reactors pressure vessel steels under long-term operation, Journal of Nuclear Materials 477 (2016) 110-122
Piguzov, Study of fundamentals of reversible brittleness of steels by internal friction method, Metallic material Science and Heat treatment, 4 (1967) 2-12 (in Russian)
Zhurko, Features of the microstructure of the surface of the destruction of the materials of the VVER-1000 reactor pressure vessel, Proc. of XX International Conference on the Physics of Radiation Phenomena and Radiation Material Science, 2012, 9
Online since: July 2012
Authors: N.S. Roshima, S. Saravana Kumar, A. Uma Maheswari, Manickam Sivakumar
Alivisatos, Hybrid nanorod-polymer solar cells, Science 295 (5564) (2002) 2425–2427
Zhao, Metal/CdTe/CdS/ Cd1−xZnxS/TCO/glass: A new CdTe thin film solar cell structure, Solar Energy Materials and Solar Cells 61 (2) (2000) 203–211
Gratzel, Photoluminescence of small cadmium sulphide particles, Journal of the Chemical Society, Faraday Transactions 1: Phys.
Chauhan, Synthesis of CdS nanoparticles with enhanced optical properties, Materials Characterization 62 (1) (2011) 43–52
Ravindran, Phonon confinement in nanostructured materials, Encyclopedia of Nanoscience and Nanotechnology 8 (2004) 499–512
Zhao, Metal/CdTe/CdS/ Cd1−xZnxS/TCO/glass: A new CdTe thin film solar cell structure, Solar Energy Materials and Solar Cells 61 (2) (2000) 203–211
Gratzel, Photoluminescence of small cadmium sulphide particles, Journal of the Chemical Society, Faraday Transactions 1: Phys.
Chauhan, Synthesis of CdS nanoparticles with enhanced optical properties, Materials Characterization 62 (1) (2011) 43–52
Ravindran, Phonon confinement in nanostructured materials, Encyclopedia of Nanoscience and Nanotechnology 8 (2004) 499–512
Online since: September 2011
Authors: Ze Hao Min
The Development and Utilization of Nuclear Power from the Perspective of National Economic Security
Zehao MIN1, 2, a
1School of Economics & Management of Wuhan University Wuhan, China
2School of Humanities & Sciences of Henan University of TCM Zhengzhou, China
aminsero@163.com
Keywords: Fukushima nuclear crisis, national economic security, nuclear power
Abstract.
The proven reserves in the Earth is equivalent to 20 times as much the organic fuel, which can produce nuclear energy through nuclear fusion reactions, so nuclear energy is a good resource materials (Ou Yangyu , Wan Dasheng, 2007).
Radioactive material depositing on the territory of the residents will pose a grave threat to their lives.
Nuclear accidents feature radioactive material without being seen or touched, the stronger psychological stress, people’s desire for getting out of danger zone as soon as possible.
Journal of North China Electric Power University(Natural Science Edition), 2007(5)
The proven reserves in the Earth is equivalent to 20 times as much the organic fuel, which can produce nuclear energy through nuclear fusion reactions, so nuclear energy is a good resource materials (Ou Yangyu , Wan Dasheng, 2007).
Radioactive material depositing on the territory of the residents will pose a grave threat to their lives.
Nuclear accidents feature radioactive material without being seen or touched, the stronger psychological stress, people’s desire for getting out of danger zone as soon as possible.
Journal of North China Electric Power University(Natural Science Edition), 2007(5)
Online since: July 2011
Authors: Biao Ma, Yu Jiao Chang, Fang Qin, Xuan Lv
Pavement Structure Materials.
As we all known, the material requirements play a far-reaching role in the pavement structure.
Zhou: Communications Science and Technology Heilongjiang, Vol. 196 (2010) No.6, pp.57-59.
Li: Journal of Highway and Transportation Research and Development, Vol. 16 (1999) No.3, pp.32-36.
Yang: Communications Science and Technology Heilongjiang, Vol. 163 (2007) No.9, pp.39.
As we all known, the material requirements play a far-reaching role in the pavement structure.
Zhou: Communications Science and Technology Heilongjiang, Vol. 196 (2010) No.6, pp.57-59.
Li: Journal of Highway and Transportation Research and Development, Vol. 16 (1999) No.3, pp.32-36.
Yang: Communications Science and Technology Heilongjiang, Vol. 163 (2007) No.9, pp.39.
Online since: January 2012
Authors: Lei Lei Liu
In the structural analysis, the geometric nonlinearity of structure and nonlinearity of concrete materials often influence the analysis result.
Statistical Model of Structural Non-linear Finite Element Table 1 shows that the performance indexes statistics of commonly used materials during the process of concrete-filled steel tube construction practice.
Han, Concrete-filled steel tubular structures, Science Publishing House., Beijing, China, 2000 (in Chinese)
Building Science, 2009 25(3):79~81(in Chinese) [3] Tao Zhong, Han Linhai, Yang Hua.
China Civil Engineering Journal, 2008,41(8):15-21(in Chinese) [10] GB 50205-2001, Code for acceptance of construction quality of steel structures [S]. 2001.
Statistical Model of Structural Non-linear Finite Element Table 1 shows that the performance indexes statistics of commonly used materials during the process of concrete-filled steel tube construction practice.
Han, Concrete-filled steel tubular structures, Science Publishing House., Beijing, China, 2000 (in Chinese)
Building Science, 2009 25(3):79~81(in Chinese) [3] Tao Zhong, Han Linhai, Yang Hua.
China Civil Engineering Journal, 2008,41(8):15-21(in Chinese) [10] GB 50205-2001, Code for acceptance of construction quality of steel structures [S]. 2001.