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There will be less welded seams and a deep compressive residual stress on the surface of the tank will be introduced which can improve the resistance properties of materials to fatigue and corrosion.
Acknowledgement The project is supported by the Natural Science Foundation of China (No.50475127), Nature Science Foundation of Jiangsu Province (No.
References [1] Charles Hindman, Karl B.Ousterhout: Journal of Materials Processing Technology Vol.99(2000), pp.38-43 [2] M.S.
Shim, J.Park: Journal of Materials Processing Technology Vol.113 (2001), pp.654-658 [3] P.
Hackel and Hao-Lin Chen: Laser Science and Technology,2003 (9),pp.1-8 [6] O'Keefe, J.D. and Skeen, C.H: Applied Physics Letters, Vol.21(1972), pp.464-466 [7] Calin Oros: Shock Waves 2002(11),pp.393-396 [8] J.Z.Zhou, J.C.Yang, Y.K.Zhong and M.Zhou: Journal of Materials Processing Technology Vol.129(2002),pp.241-246 [9] J.Z.

Materials and structure of pipeline affect the performance of heat exchanger between crude oil and surrounding environment outside the pipe.
Thermal conductivity is the property of a material to conduct heat.
Kui-sheng, Numerical analysis of the heat transfer associated with freezing /solidifying phase changes for a pipeline filled with crude oil in soil saturated with water during pipeline shutdown in winter, Journal of Petroleum Science and Engineering 62 (2008) 52–58
Liu, Study on the wax deposition of waxy crude in pipelines and its application, Journal of Petroleum Science and Engineering 70 (2010) 1–9
Journal of Natural Gas Science and Engineering, 19 (2014) 74-83.

Materials and Methods Study areas.
The effect of surface material is related to CO2 emissions, reflective properties of materials, etc.
By reflecting solar radiation, reflective materials like white roofs can be used to reduce the UHI impact [20].
Journal of Environmental Sciences, 20(1), (2007) 120–128.
International Journal of Science and Research, (2015) 4(12)

The simulation and model that will be produced in this study will be based on data from published journal.
The material used is Ti-6Al-4V widely used in aviation applications.
Macina, New results for the fretting-induced stress concentration on Hertzian and flat rounded contacts, International Journal of Mechanical Sciences 45 (2003) 449–467
McColl, The effect of slip regime on fretting wear-induced stress evolution, International Journal of Fatigue 26 (2004) 521–531
Fontanari, The effect of bi-modal and lamellar microstructures of Ti-6Al-4V on the behaviour of fatigue cracks emanating from edge-notches, Fatigue Fracture of Engineering Materials and Structures 27 (2004) 1073–1089

Acknowledgements The authors are grateful for the financial support of the National Natural Science Foundation of China, and the National NC Key Program of China undergrant No. 2010ZX04001-191 and 2011ZX04002-032.
References [1] Xianguang Li, Fei Liu, Huajun Cao: submitted to Journal of Mechanical Engineering (2009).
Li: submitted to International Journal of Mechanical Sciences (2001)
Chen: submitted to Journal of Materials Processing Technology (2000)
[11] Zhongming Liu, Changlu Wang, Yuanguo Zhang, et al: submitted to Journal of Mechanical Transmission (2011).

The incorporation of inorganic components in polymer electrolyte materials improves several key proton exchange membrane properties, including water retention, proton conductivity, mechanical integrity and methanol crossover [6].
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Dyer, Journal of Power Sources 106 (2002) 31-34
[5] Zhang Gaowen, Zhou Zhentao, Journal of Membrane Science 261 (2005) , p.107
Benziger, Journal of Membrane Science 237 (2004) , p.145

The cutterhead material is Q235, the cutterhead diameter is 6.16 m.
The solid45 element is selected to mesh the grid, the elastic modulus of cutterhead body material is 2.06×105, poisson ratio is 0.3.
Journal of Mechanical Engineering, 46(3):158-164, (2010)
Journal of Machine Design, 29(1):29-31, (2012)
Finite element analysis of earth-pressure balance shield cutterhead, Journal of Zhengzhou University(Engineering Science), 30(3):70-74 (2009)

Chen et al.: Journal of Materials Processing Technology, Vol.129 (2002), pp. 435-440
Xue et al.: Diamond & Related Materials, Vol.16(2007), pp. 481-485
Sun et al.: Key Engineering Materials,Vol.471-472 (2004), pp.1-5
[7] X.G.Wang,H.S.Shen,M.Chen et al.: Key Engineering Materials,Vol.259-260 (2004),pp.68-72
:Diamond and Related Materials,Vol.12(2003), pp.711-718

Barylski1,e 1 University of Silesia, Department of Materials Science, Sniezna 2, 41-200 Sosnowiec, Poland 2 Technical University of Czestochowa, Institute of Physics, Armii Krajowej 19, 42-200 Czestochowa, Poland apiotr.czaja@us.edu.pl, bjoanna.maszybrocka@us.edu.pl, crodrygo@poczta.onet.pl djerzy.cybo@us.edu.pl, eadrian.barylski@us.edu.pl Keywords: UHMWPE, irradiation with an electron beam, free radicals, EPR.
The dependence of the amount of free radicals on the irradiation dose after 90 days for GUR1020 (a) and GUR1050 (b) polyethylene Analysis of the results shows that the amount of free radicals in the examined materials increases as the irradiation dose grows from 26 to 156 kGy.
Kansy, Resistance of UHMWPE to plastic deformation and wear and the possibility of its enhancement through modification by radiation, Journay of Applied Polimer Science DOI 10.1002/app.36573
Tabbi, Study of the radical species induced by electron-beam irradiation in vacuumon biomedical UHMWPE, International Journal of Polymer Anal.
Griscom, Electron Spin Resonance in Glasses, Journal of Non-Crystalline Solid 40 (1980) 211-272

Suezono, Underwater laser shock processing to introduce residual compressive stress on metals, Material Science Research International, STP, No. 2, (2001) 453-458
Shobu, Residual microstress of austenitic stainless steel due to tensile deformation, Material Science Forum, Vol. 652, (2010) 7-12
Shobu, Residual stresses in austenitic stainless steel due to high strain rate, Material Science Forum, Vol. 681, (2011) 287-283
Okado, Evaluation of residual stress distribution in shot-peened steel by synchrotron radiation, Journal of Materials Science, Japan, Vol. 52, No. 7, (2003) 764-769
[11] http://kikai.ed.niigata-u.ac.jp/xdatabase/Kroner_model/kroner_c.html [12] ISO/TTA 3, Polycrystalline materials determinations of residual stresses by neutron diffraction, ISO, Geneva, Switzerland, (2001).