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The materials, E-glass fiber reinforced epoxy matrix composites, which are applicable to bogie materials in railway vehicles to reduce weight, were used for this investigation.
Materials and Experimental Materials.
The testing materials used for this investigation is E-glass fiber reinforced epoxy polymer matrix composite materials (PMCs).
Liaw: Journal of Engineering Materials and Technology, Vol. 127, (2005), p. 8
Liaw: Materials Science and Engineering A, Vol. 409, (2005), p. 302

Morphological and spectroscopic analyses of the materials were performed, both before and after the purification processes.
Chen: Materials Letters Vol.57 (2002), p. 734 [6] K.
Rao: Journal of Materials Chemistry Vol.3(5) (1993), p. 513 [17] Y.
Kónya et al: Materials science and Engineering C Vol.23 (2003), p. 1007 [20] J.F.
Reucroft: Applied Surface Science Vol.181 (2001), p. 121 [22] C-M.

Introduction Epoxy resins are very convenient polymer materials because of their good mechanical, thermal, and electrical properties.
Recently, the epoxy-clay nanocomposites have attracted considerable attention because this kind of materials has layered structure and offer many new and greatly improved properties over pristine polymer.
Experimental Materials.
Triantafyllidis: European Polymer Journal Vol. 46 (2010), p. 404
Bagheri: European Polymer Journal Vol. 43 (2007), p. 782

In this study, the workpiece material is 40Cr of quenched and tempered state.
Zhang: Journal of Materials Science, Vol. 37 (2002) No.20, pp.4333-4341.
Harrison: Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, Vol. 218 (2004) No.10, pp.1339-1356
Dissertation, Nation Kaohsiung First University Science and Technology, China 2001).
Wu and et al.: Simulation of Heat Treat Processing (Beijing: Science Press, China 1996).

., Beijing 100004, China 2College of Mechanical Engineering，Yangtze University, Jingzhou 434023, China 3Niobium Tech Asia, 068898 Singapore 4NiobelCon bvba, 2970 Schilde, Belgium 5The School of Resources and Environmental Engineering, East China University of Science and Technology, Shanghai 200237, China 6School of Materials Science and Engineering, University of Science and Technology , Beijing 100083, China ahongzhoulu@foxmail.com, btryzsq@163.com, cjian.bian@niobiumtech.com, dhm@niobelcon.net, eguoam@citic.com * Corresponding author: Zhang Shiqi, email: tryzsq@163.com Keywords: Hot stamping; Hot press forming; Hydrogen induced delayed cracking; Niobium microalloying; Safety; Solutions Abstract.
One of the most significant solutions, i.e. lightweight engineering by application of new materials and process has been discussed and described for a long time.
Journal of alloys and compounds, 1999, 293: 310-316
Metallurgical and Materials Transactions A, 2002, 33(4): 1151-1166
EDP sciences, 2003, 112: 403-406

Arabian Journal of Science Engineering. 36 (2011) 227–243
Journal of Sound and Vibration, 259(1) (2003) 177–192
Journal of Fluids and Structures, 43 (2013) 462–480
Applied Mechanics and Materials, 611 (2014) 137–144
Materials.

It also is one of the oldest and important building material and organic raw materials used for a large number of different purposes in our ordinary life.
Materials and Methods Materials.
Journal of Chromatography A Vol. 922 (2001), p. 225 [6] X.
Journal of Zhanjiang Ocean University Vol.24 (2004), p. 61 [7] H.
Food Science and Technology Vol

Chung, Composite Materials, Science and Application.
Reddy, Reviews on Advance Materials Science, Processing of Nanoscale Materials. 5 (2003) 121 – 133
Baharvandi, Materials Science and Engineering A, Development of High-Performance A356/nano-Al2O3 Composites. 518 (2009) 61 – 64
Baharvandi, Materials Science and Engineering A, Development of High-Performance A356/nano-Al2O3 Composites. 518 (2009) 61 – 64
Wei, Materials and Science Engineering A, Addition on Grain Structure Evolution and Mechanical Behaviour of Friction-stir-processed Al.

The analyzes, carried out in the Laboratory of Materials Science and Engineering at the Polytechnic University of Timisoara, have led to the following results: • chemical composition: 57.7% Cu, 38.49% Zn, 3.3% Pb, 0.2% Fe, 0.1% Ni, 0.2% Sn, 0.01% Al; • biphasic structure formed from the a solid solution with c.f.c. network and the electronic compound b׳ with c.v.c network [1-4].
M., Evaluation of the brass CuZn39Pb3 resistance at vibratory cavitation erosion, International conference on applied sciences ICAS 2018, Banja Luka, Bosnia Hertegovina, 2018 [3] Bordeaşu, I., Eroziunea cavitaţională a materialelor, Editura Politehnica, (Cavitation erosion of materials, Politehnica Publishing House),Timişoara, 2006 [4] Bordeaşu, I., Eroziunea cavitaţională asupra materialelor utilizate în construcţia maşinilor hidraulice şi elicelor navale.
Efecte de scară, Timişoara, Teză de doctorat, (Cavitation erosion on materials used in the construction of hydraulic machines and naval propellers.
of Materials Research, 106 (4), April, pp 391–397, 2015 [9] Micu, L,M, Lazar, I, Bordeasu I.,, Badarau, R., Podoleanu, C.E., Duma, S.T., Pirvulescu, L.D., Hluscu, M., Evaluation of the Cavitation Resistance of Some Materials Based on Mean Durability, Welding and Material Testing, XXVII, no.1, p.14-17, 2018 [10] Lazar, I., Bordeasu, I., Popoviciu, M.
Series: Materials Science and Engineering, 393,012040. doi:10.1088/1757-899X/393/1/012040, 2019 [11] Bordeasu, I., Mitelea, I., Cavitation Erosion Behaviour of Stainless Steels with Constant Nickel and Variable Chromium Content, Materials Testing, Vol. 54, No. 1, pp.53-58, 2012 [12] Popoviciu M., Bordeaşu I., Cavitation resistance evalution for materials used in ship propellers and hydraulic turbine manufacturing, Buletinul Ştiinţific şi Tehnic al Universităţii Tehnice, Timişoara, Vol 39 (53), Fascicula 1-2, 1994 [13] *** Standard method of vibratory cavitation erosion test, ASTM, Standard G32-2010 [14] Geru, N., Metalurgie fizică, Editura didactică și pedagogic, (Physical metallurgy, Didactic and pedagogical publishing house), București, 1981 [15] Ghera, C., Rolul tratamentelor duplex în creşterea rezistenţei la cavitaţie a oţelurilor pentru aparatura sistemelor hidraulice, Teza de doctorat, The role of duplex treatments in increasing the cavitation resistance of steels for hydraulic

Introduction As we all know, iron and steel materials play an irreplaceable role around the world.
Traditional methods need the higher prices TiC as raw materials.
So it is a kind of very good high-temperature wear-resistant materials [14].
Mas-Guindal, et al., Self-propagating High-temperature Synthesis of TiC–WC Composite Materials, Journal of Alloys and Compounds, 419 (2006) 227-233
Journal of Inner Mongolia University of Science and Technology, 29 (2010) 23-28