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in plate during quenching process [J]. Material and Heat Treatment, 2010, 39(6): 157-160. (in Chinese) [10] XIAO B W, WANG Q G, PARAG J, LI K Y. An experimental study of heat transfer in aluminum castings... chemical compositions. The shape and size of sample are shown in Fig. 1. Holes A and B were installed with thermocouple to get temperatures in the quenching process. Recycling water of 25 °C was used......
Finishing, 1986, 50(4): 48-53. [7] Claffey W J, Reid A J. Post treatment of phosphated metal surfaces by organic titanates. US 4656097 [P]. 1987-04-07 [8] Susac D, Leung C W, Sun X. Comparison... 24 July 2013; accepted 10 October 2013 Abstract: Silicate sol post-treatment was applied to form a complete composite coating on the phosphated zinc layer. The chemical compositions of the coatings......
, PERICLEOUS K. Investigation of the factors influencing cavitation intensity during the ultrasonic treatment of molten aluminium[J]. Materials and Design, 2016, 90: 979-983. [9] TZANAKIS I, XU W W, ESKIN..., 2011, 605(3): 341-350. [22] LOKKER J P, BOTTGER A J, SLOOF W G, TICHELAAR F D, JANSSEN G C A M, RADELAAR S. Phase transformations in Al-Cu thin films: Precipitation and copper redistribution[J]. Acta......
aluminum alloys [J]. Surface & Coatings Technology, 2016, 304: 340-347. [6] Babington C C. Effect of material, geometry, surface treatment and environment on the shear strength of single lap joints... W. Effect of sealing on the morphology of anodized aluminum oxide [J]. Corrosion Science, 2015, 97: 17-24. [16] Din R U, Gudla V C, Jellesen M S, Ambat R. Accelerated growth of oxide film on aluminium......
Fig. 2 XRD pattern of TB17 titanium alloy with different strain 图3(a)和(b)所示分别为应变量为0.22时在室温变形中产生的滑移带与孪晶组织.在变形过程中容易产生应力集中,大量的位错在晶内塞积,为协调该区域的变形产生了大量的孪晶.图3(c)所示为应变量为0.105的室温变形时晶界处的析出行为,从图中可观察到许多细小的...大量较强的α相衍射峰. 图3 TB17钛合金室温变形及变形后经预时效处理的SEM像 Fig. 3 SEM images of TB17 titanium alloy in room temperature deformation and subsequent aging treatment 针对在(350 ℃,0.5 h)的条件下出现马氏体衍射峰这一情况进行了组织观察,发......
. Summary of China’s cobalt hydrometallurgy industry wastewater treatment[J]. World Nonferrous Metals, 2015, 12: 76-77. [15] VEEKEN A H M, AKOTO L, POL L W H, WEIJMA J. Control of the sulfide(S2... on the treatment of wastewater from process of cobalt metallurgy[J]. World Nonferrous Metal, 2016(15): 170-173. [5] 史本善. 石灰-铁盐法在沈阳冶炼厂污水二次净化中的应用[J]. 有色金属, 1998, 50(4): 137-140. SHI Ben-shan. Application of lime......
thin-wall workpiece. The heat transfer coefficient of water at 60 °C is shown in Fig. 5(a). The heat treatment history of A357 alloy thin-wall workpiece used in FEM simulations is shown in Fig. 3. Fig..., PANTELAKIS S G. Quality evaluation of A357 cast aluminum alloy specimens subjected to different artificial aging treatment [J]. Mater Des, 2004, 25(5): 419-430. [4] Callister W D. Materials science......
) was investigated at the heating rate of 10 °C/min (283 K/min) up to 1273 K. 2.3 Isothermal heat treatment The fine samples were treated isothermally in the temperature range of 873 to 1473 K under oxygen and air...-chemical properties of binderless briquetting of ilmenite concentrate [J]. The Journal of Ore Dressing, 2008, 10: 23-29. [19] HU T, LV X W, BAI C G, LUN Z G, QIU G B. Reduction behaviour of panzhihua......
. The second- phase particles in ZK60 Mg alloy usually form the cathodes of electrochemical cells. The size and distribution of second-phase particles will be changed by ECAP and sequent heat treatment.... The billets after SS treatment were cut to the sizes of 20 mm × 20 mm × 40 mm and then equal- channel-angular-pressed at 518 K from 1 pass to 16 passes. To reduce the friction coefficient between......
show the grain boundaries of the samples and estimate the thermal stability of the fine grains, the solid solution treatment of the samples was carried out at 688 K for 10 h and followed by water... size decreases to 198 μm (Fig. 4(c)), i.e., the smallest grain size. However, with the further increase of Al2Ca addition level from 1.1% to 3.5% (mass fraction), the average grain size has......