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Online since: October 2013
Authors: Yun Fei Yang, Chang Hong Gong, Ren Bin Zhou, Xue Bing Liao
Mechanical Abrasion Action.
Therefore, the chamber surface temperature of reaction heat is not much affected.
First, to improve the properties of the chromium layer and find soft chromium plating processes with the certain capacity of deformation and a dense layer, such as chromium plating processes of white soft chrome plus A-type additive, which make the chromium layer has high strength, density, crack-free and relatively soft.
Third, to control the various factors affect the life of chromium layer, such as chromium layer after laser treatment can make the coat microstructure from columnar grain into the equiaxed grain which reduce the cracks and porosity.
Table 1 Barrel temperature and erosion volume relationship Inhibitor type Load capacity / g Shots Shots / hair Bore surface temperature / ℃ Erosion volume / μm / / 5 1005 0.388 Diverse 1 5 730 0.0408 Talc type(45μm) 1 5 844 0.0958 Talc type(5μm) 1 5 813 0.0641 Conclusion Erosion abrasion of the gun barrel is an important factor affecting their life.
Online since: January 2018
Authors: Nuchnapa Tangboriboon, Puwitoo Sornsanee, Vichasharn Jitprarop
There are many factors affect to physical, chemical, and mechanical properties of synthetic and natural rubber latex glove films i.e. types of hand molds, unglazed/glazed molds, densification of hand molds, dipping time, types of rubber latex compounds, and surface tension of rubber latex compounds.
Furthermore physical, chemical, and mechanical properties were measured by using FTIR, tensile testing, respectively, measured according to the TIS 1056-2540 and ASTM D 412.
They were subsequently characterized physical, chemical, and mechanical properties.
to film thickness and mechanical properties i.e. tensile strength, elongation at break, and tensile stress of glove films increase.
Whereas the mechanical properties of synthetic glove films dipped at the same condition are 1.29 ± 1.18 MPa, 1000.23 ± 41.46%, and 2.71 ± 1.18 N, respectively.
Online since: January 2012
Authors: Xiang He, Chao Wang, Hai Bo Zhang, Gang Chen, Yi Zhou Zhang, Lin Wu, Zhen Jia Quan, Yu Zhang
The consumption of Nylon6 is large among engineering plastics due to its specific properties such as high strength, good abradability and self-lubricity.
However, the polar groups contained in the molecule gives the material a high water absorbing capacity, thus has an effect on its dimensional stability and electronic properties.
The conclusions of the analysis above are as following: The alloy shows best comprehensive mechanical properties when the content of ABS-g-MAH is 15%.
[3] Guo Jianbing, Zhu Hong, He Min, Study on Morphology and Mechanical Properties of PA6/ ABS, Modern Plastics Processing and Applications. 21 (2009) 16
H., Keskkula H, et al, Effect of PBT melt viscosity on the morphology and mechanical properties of compatibilized and uncompatibilized blends with ABS, Polymer, 40(1999) 3621.
Online since: January 2013
Authors: Guo Shao Su, Liu Bin Yan, Jian Qing Jiang, Lei Ding
The influence factors of reinforcement effect including speed of water level plummeting, the ratio between water depth and slope height, the location of pile is discussed.
But existing researches put more emphasis on the slope stability affected by water fluctuation.
The researches about of stability of reinforced slope affected by water fluctuation are rarely reported.
Slope safety factor affected by different reservoir level decline can be known comparing with slope safety factor when the value of the D is different.
Soil constitution model use Ideal Elasticity Plasticity model basing on the Moore-coulomb’s yield criterion and unrelated flow rule, the soil material mechanics parameters are shown in table 1 and the physical mechanical properties index of each layer of soil are listed in Table 1.
Online since: December 2012
Authors: Kiatfa Tangchaichit, Ponthep Vengsungnle
The nozzle position significantly affects the adhesive strength.
Because the stress distribution is in both of the adhesive layers, the adherends must be analyzed using their material properties [6].
The material properties are shown in Table 1.
[9] João Custódio, James Broughton, and Helena Cruz, A review of factors influencing the durability of structural bonded timber joints, International Journal of Adhesion and Adhesives, vol. 29, no. 2, pp. 173 - 185, March 2009
[17] ANSYS Mechanical Application User's Guide, 140th ed.
Online since: September 2013
Authors: Li Qiang Jin, Jin Ba, Wen Run Yao
Its rheological properties were also discussed.
Its rheological properties were also discussed.
Rheological properties.
Brookfield LVDV-IIIrheometer was used to analyze rheological properties of tara gum solutions with varied concentration.
Both viscosity and elasticity of tara gum solution, are easily affected by the effect of shear stress.
Online since: April 2013
Authors: Mustapha Benachour, Nadjia Benachour, Mohamed Benguediab
Mechanical properties are shown on Table 1 and true strain stress curve is illustrated on Fig. 2.
Specimen study with uniform load (a) geometry (b) Mesh of notched plate (c) ¼ of plate detail of mesh around hole Table1: Mechanical properties of 2024 T351 Al-alloy s0.2 [MPa] UTS [MPa] A% E [GPa] n 363 477 12.5 74 0.33 Fig. 2.
Table 2 lists basic cyclic strain-life properties used in fatigue crack initiation analysis for studied material of the notched specimen (AFGROW Database).
Table 2: Cyclic strain life properties of 2024 T351 Al-alloy 1013.53 0.21 -0.11 -0.52 0.5Í10-4 786 0.09 Fatigue crack growth model.
Theses diminutions were affected by increasing in residual stress intensity factor Kr.
Online since: April 2011
Authors: Qian Zhe Zhao, Yi Bing Liu, Yan Ping Liu, Wei Song Zhou
The main factors and mechanisms affecting the heating efficiency and the temperature uniformity are analyzed systematically by a combination of the simulation result and the experimental fact.
In general, the designed production line has the following features: high power density, low energy consumption, little oxidation, perfect mechanical properties and high surface quality etc [1].
The main factors that may influence the heating efficiency and the temperature uniformity are then discussed.
Through the analysis of core temperature, surface temperature, active power and heating efficiency of PC steel bar during the heating process, we conclude that the main factors affecting inductor heating efficiency and temperature difference between the core and the surface are heating frequency and exciting current intensity.
Freschi, Giaccone.L and Repetto.M: Identification of Equivalent Material Properties for 3-D Numerical Modeling of Induction Heating of Ferromagnetic Workpieces, IEEE Transactions on Magnetics, Vol. 45(2009), p. 1851-1854 [7] K.
Online since: July 2020
Authors: Ikramullah Ikramullah, Andri Afrizal, Syarizal Fonna, Syifaul Huzni
Because of their excellent mechanical and thermal properties, synthetic fibers such as glass fiber, aramid, and carbon fiber are frequently used to amplify polymer composite [1].
One of the important factors for specifying the utilization of composite materials was the interfacial shear strength (IFSS) of the fiber-matrix [6].
The properties of cohesive elements used in this study are listed in Table 1.
Also, the material properties used in this analysis are shown in Table 2.
Kumar, Effect of alkaline treatment on mechanical and thermal properties of typha angustifolia fiber reinforced composites, Int.
Online since: September 2013
Authors: Teng Huang, Shao Min Lei, En Wen Wang, Guang Ming Bao
Studies for selection of optimum ball size are reported in the literature, and the grinding kinetics for barite must be evaluated in order to lower the energy costs in grinding process, some investigators have studied and reported that shape and morphological properties of particles can also affect subsequent processes such as flotation.
Zhang De etc. used metal acid ester and stearic acid as the modification, when reacted with 1% modification under 70~80˚C, barite have received high mechanical properties.
One of the factors which could be used to evaluate the effect of modification is the contact angle, when the angle is small, the wetting function of liquid is relatively easy. 3.2 Activation of barite Barite ore is the natural starting material for producing various barium components such as BaCO3,BaCl2 and Ba(NO3)2.
While various factors affecting on reduction process have been investigated experimentally, the main factors are the particle size of barite and gasification of coke.
At present, the mineral/TiO2 composite particle materials (M/TCPM), a core (mineral)-shell (TiO2) type composite particle materials with similar pigment properties to TiO2 are the best substitutes of TiO2 with good pigment properties.
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