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) were cut from the square alloy rod for heat treatment and subsequent other studies. Table 1 Chemical compositions of 2024 alloy (mass fraction, %) 2.2 Ageing treatment to produce various tempers...): 1565-1568. [9] ZHANG W, FRANKEL G S. Transitions between pitting and intergranular corrosion in AA 2024 [J]. Electrochemica Acta, 2003, 48(9): 1193-1210. [10] GUILLAUMIN V, MANKOWSKI G. Localised......
for twin growth compared to increase in σcr for prismatic slip for plate, rod and spherical particles[62] 除了时效析出产生第二相粒子外,还可以通过粉末冶金的方法将具有高强度的粒子复合在镁合金基体中来改善镁合金的性能.如通过陶瓷或金属粒子[72],陶瓷纤维或碳纤维等[73-74]的添... life in AZ31 magnesium alloy[J]. International Journal of Fatigue, 2007, 29: 1839-1845. [7] WU Y, ZHU R, WANG J, JI W. Role of twinning and slip in cyclic deformation of extruded Mg-3%Al-1%Zn alloys[J......
a graphite rod and the specimen was the working electrode. All experiments were carried out at a constant scan rate of 0.5 mV/s, initiated at -250 mV (vs SCE below the open circuit potential.... [6] SARI U, AKSOY . Electron microscopy study of 2H and 18R martensites in Cu-11.92wt% Al-3.78wt% Ni shape memory alloy [J]. Journal of Alloys and Compounds, 2006, 417: 138-142. [7] KUO H, WANG W, HSU......
exit channel [82]. A sample, in the form of rod or bar can be pressed into the die [49]. The sample experiences a simple shear strain while passing through the mentioned angles. This process can... range in aluminium deformed by cyclic-extrusion– compression [J]. Materials Science and Engineering A, 1999, 260: 275-283. [25] CHU H S, LIU K S, YEH J W. Study of 6061-Al2O3p composites produced......
to a reduction of 0.35 L of fuel per 100 km and 9 g of CO2 per km, respectively [1]. The cylinder head, along with cylinder block, valvetrain, crankshaft and pistons, and connecting rod assembly, is one...., Brussels: European Aluminium Association, 2011: 7-13. [2] CROUSE W H, ANGLIN D L. Automotive engines [M]. 8th ed. New York: McGraw Hill, 1995: 71-75. [3] KHAN S, ELLIOTT R. Quench modification......
composition of 7075 aluminium alloy and ER4047 welding rod (mass fraction, %) 1.2 试样焊后处理 1.2.1 激光冲击处理 将试样清洗吹干后,为了避免由于能量极高的激光辐照在试样表面形成熔池和微裂纹而严重损害表面质量[17],同时提高具有较高反射能力的铝合金焊接头的能量吸收率和等离子体产生率[18],在试... by electron beam welding[J]. Journal of Mechanical Engineering, 2011, 47(20): 141-145. [20] NIE X F, HE W F, WANG X D, LI Q P, CHAI Y. Effects of laser shock peening on microstructure and mechanical......
from a very pure hafnium rod (99.9%), which was supplied by the Northwest Institute for Non-ferrous Metal Research, China. The electrode used was cut as cylindrical rods and mounted into glass tubes... that the resistances of the solution and charge transfer decrease with the increase of ACN concentration. References [1] W, Grobelny M, Makowska K. Effect of reactive magnetron sputtering parameters......
and dimensions of bimetallic rod specimen for ECAP Fig. 2 Optical microstructure of CP-Ti after annealing 2.2 ECAP process The ECAP processing at room temperature is conducted using a hydraulic press... a force through a plunger midway between two supports until the desired bend is formed. In Fig. 5, the C, r, t, w, L and F are the distance between the lower supports, radius of the end of plunger, beam......
of Light Metals, 2002, 2(4): 277-280. [7] JACKSON S F, MONK S D, RIAZ Z. An investigation towards real time dose rate monitoring, and fuel rod detection in a First Generation Magnox Storage Pond (FGMSP)[J...]. Journal of Alloys and Compounds, 2016, 663: 321-331. [26] SAMUEL F H, SAMUEL A M, OUELLET P, DOTY H W. Effect of Mg and Sr additions on the formation of intermetallics in Al-6 wt pct Si-3.5 wt pct Cu-(0.45......
system with high-density graphite rod as a counter electrode, a saturated calomel electrode (SCE) as reference electrode, and specimen as a working electrode was used. Data acquisition was carried out...): 111-115. [3] ZANDER D, ZUMDICK N A. Influence of Ca and Zn on the microstructure and corrosion of biodegradable Mg-Ca-Zn alloys [J]. Corrosion Science, 2015, 93: 222-233. [4] PARK W W, YOU B S, LEE H......
