Search results

Since the existing rehabilitation methods of irrigation aqueducts repair the deteriorated parts only using the materials such as fiber-reinforced plastic (FRP), fiber reinforced concrete, and polymer mortar, they are not sustainable.
This method employs the cement type repair materials incorporating fine fibrous sepiolite and polypropylene fibers and crimped wire mesh and corner bead to secure workability and safety.
The use of adhesive and anchor together can prevent the exfoliation of reinforcing materials.
Used Materials
As the existing rehabilitation methods, cross sectional restoration and expansion methods using polymer composites materials, bending reinforcement method using FRP rod, and reinforcement method using fiber and steel materials were widely used.

Experimental Procedures In this work, niobium powder- Nb7 was acquired from Cabot Performance Materials, Boyertown, PA.
Wojcik: Materials Research Symposium Proceedings, Materials Research Society, Pittsburgh, PA, 1994, vol. 322, pp. 519-530. 3 B.
Hanada: Journal of Alloys and Compounds, 2002, vol. 333, pp. 170-178. 5 R.
Hatherly: Recrystallization and Related Annealing Phenomena, 1995, Elsevier Science, Oxford. 9 M.
Massalski et al.:, "Binary Alloy Phase Diagrams", 2 ed., 1990, ASM International, Materials Park, OH. 12 F.

Introduction For manufacturing enterprises, production capacity can be defined as: production enterprises of all fixed assets can be able to type a certain quality of products or raw materials maximum number, during a given period, certain technical, organizational conditions, and the overall balance of the production or processing.
The construction method process of production capacity evaluation indicator system According to the literature material, some relevant indicators can be represented to production capacity.
Table.2.Assess audition indicator set Criterion layer Index level Clustering K-W Sig CV Y/N Index level Clustering K-W Sig CV Y/N Product output capacity Product quantity 1 0.316 Y Product delivery rate 4 0.16 0.129 Y Product varieties 2 0.228 Y The amount of qualified products 5 0.254 Y Unit finished time 3 0.257 Y The amount of discarded products 5 0.154 N Resources into capabilities Proficiency of staff 1 0.43 0.162 Y Raw material inputs 3 0.39 0.256 Y Staff attitude 1 0.063 N Raw material input time 3 0.248 Y Staff attendance 1 0.230 Y Number of varieties of raw materials 3 0.159 N Personnel 1 0.276 Y Raw material quality 3 0.241 Y Personnel quality 1 0.148 N Inventory of raw materials 3 0.159 N Collaboration among employees 1 0.026 N Transport of raw materials 3 0.124 N The number of devices 2 0.48 0.358 Y Effective production area 4 0.24 0.254 Y Machining precision 2 0.164 N Light visual state 4 0.012 N Spindle speed 2 0.168 N Noise state 4 0.048 N Machine tool cutting speed
References [1] Aihua Fang, Guangming Zhang: Production and Operations Management (Wuhan University Press, China 2005) (in Chinese) [2] Hegen Xiong, Zhiyuan Wu and Jianjun Li: submitted to Science in Practice and Theory (2006) (in Chinese) [3] Yexiang Fang: submitted to Forecast (2003) (in Chinese) [4] Jiang Du, Yan Cao, Yu Bai: submitted to Journal of Xi'an Technological University (2006) (in Chinese) [5] Mohafiqul, Kader Md.
Source: submitted to JSME International Journal (2007) [6] Tsai Wen-Hsien, Lai Chien-Wen, in: Computers and Operations Research (2007)

Experimental Program Materials (1).
The water to cementitious material ratio (w/cm) ranged from 0.30 to 0.50, and the blast furnace slag content ranged from 0% to 75% by weight of the total cementitious materials as cement replacement.
Seara-Paz, Effect of recycled coarse aggregate on damage of recycled concrete, Materials and Structures 44 (10) (2011) 1759-1771
Ryou, Durability of recycled aggregate concrete using pozzolanic materials, Waste Management 28 (6) (2008) 993-999
Mukharjee, Development of sustainable concrete using recycled coarse aggregate and ground granulated blast furnace slag, Construction and Building Materials 159 (2018) 417-430

Introduction More and more important role in properties of flame retardancy of polymeric materials has been realized with further and gradual studied in flame resistant material [1] .
Experiment The Raw Materials and Reagents.
Engaged in the preparation of materials research.
An overview of flame retardancy of polymeric materials:application, technology, and future directions[J].
Advances in Materials Physics and Chemistry, Mexico D.

Wen 2 1 Department of Materials Engineering, Sun Moon University, Asan, ChungNam, 336-708, Korea 2 Institute of Metal Research, Academia Sinica, Shenyang 110016, China Keywords: Aluminum Nano-Film, Electromagnetic Response, Size Effect.
Unusual properties and performances have been obtained with such nanostructured materials.
Meanwhile, electromagnetic compatibility (EMC) of overall quality of nanostructured materials, devices and systems becomes a more and more serious question with decreasing size and increasing working frequency of electronic systems.
The abnormal behavior of the dependence of carrier density and plasma frequency with the film thickness in nanometer range brings a vast possibility for materials designing of nanostructured materials.
Chuang: Journal of Magnetism and Magnetic Materials Vol. 126(1993), p.200

Consequently, reliable information about early age properties of the material is essential to guarantee life-time performance of structures.
For example, a mineral trioxide aggregate is now being applied as a root-end filling material, which was shown to have a similar chemical constitution to that of Portland cement except for the addition of bismuth compounds, seemingly to make the materials radiopaque for dental use [6].
Fattal: Building Science, No. 94 (1977), National Bureau of Standards, Washington D.C., p. 88 [2] T.
Randall: Nuclear Magnetic Resonance Spectroscopy of CementBased Materials (Eds.
Mitchell: ACI Materials Journal, Vol. 91(1994) p. 349

Materials and Experiment Method Materials a).Cement: P.C32.5 composite Portland cement from Hua Xin factory in Hubei Province, China.
PP (polypropylene) fiber: PP fiber from Tian Hui Fiber Materials Factory in Wuhan.
Journal of Building Materials. 2 (2001) 143-147.
Journal of Building Materials. 1 (2001) 1-6.
Journal of Chongqing Jiaotong University (Natural Science Editions). 3 (2008) 408-412.

Experimental materials The AACB structure studied is shown in Fig. 1.
Materials Science & Engineering A, 2017, 698: 63-72 [3]C P Jiang et al., Wear Resistance and Bond Strength of Plasma Sprayed Fe/Mo Amorphous Coatings [J].
Journal of Materials Research and Technology, 2020, 9(6):16367-16377
Key Engineering Materials, 2016, 4274(703-703): 119-122
Materials Today: Proceedings, 2018, 5(1): 2773-2780

Sheppard: Journal of Materials Processing Technology Vol. 177 (2006), p. 26
Nes: Metallurgical and Materials Transactions A Vol. 34 (2003), p. 2737
Montheillet: Materials Science and Engineering A Vol. 283 (2000), p. 274. 0 20 40 60 80 100 120 140 160 Grain Size [ µµµµm] Experimental Simulated [8] J.G.
Tomesani: Journal of Materials Processing Technology Vols. 153-154 (2004), p. 366
Hartley: Journal of Materials Processing Technology Vol. 118 (2001), p. 356.