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that the spray-formed AZ91 magnesium alloy has, compared with the as-cast ingot, a finer microstructure with less intermetallic phase Mg17Al12 dispersed in the matrix due to fast cooling... is invariably present in the samples from different regions. Fig.2 shows XRD patterns of as-cast and as-deposited AZ91 Mg alloy. The diffraction pattern of the spray-formed AZ91 magnesium alloy contains......
, WEI Bo-kang, LIN Han-tong, WANG Li-shi. Effect of yttrium and mischmetal on as-cast structure of AZ91 alloy[J]. The Chinese Journal of Nonferrous Metals, 2001, 11(S2): 99-102. [10] LIU Sheng-fa... of as-cast AZ91 magnesium alloy[J]. Journal of the Chinese Rare Earth Society, 2008, 26(1): 78-81. [12] 肖纪美. 合金能量学[M]. 上海: 上海科学技术出版社, 1985: 50.XIAO Ji-mei. Energetics of materials[M]. Shanghai: Shanghai......
and Protection Technology, 2009, 21(2): 91-93. [10] LUO T J, YANG Y S. Corrosion properties and corrosion evolution of as-cast AZ91 alloy with rare earth yttrium[J]. Materials and Design, 2011, 32(10.... Effect of Yttrium-rich misch metal on the microstructures, mechanical properties and corrosion behavior of die cast AZ91 alloy[J]. Journal of Alloys and Compounds, 2008, 471(1): 322-330. [13] 樊 昱, 吴国华, 高洪涛......
microstructure of AZ91 magnesium alloy was studied by optical microscope, electron probe microanalyzer and X-ray diffraction analyzer, the diameter and area of α-Mg grains were measured by image tool...: A Effect of neodymium on as-cast microstructure ofAZ91 magnesium alloy LIU Sheng-fa1, WANG Hui-yuan2, KANG Liu-gen1, HUANG Shang-yu1, XU Ping1 (1. School of Materials Science and Engineering, Wuhan......
Abstract: Electroless nickel-plating on die cast magnesium alloy AZ91D was investigated. Growth of the electroless nickel-plating coating was characterized using scanning electron microscopy. Corrosion.... The die cast structure of this alloy includes a supersaturated solid solution of Al in α-Mg and an intermetallic β phase Mg17Al12[6]. Die cast magnesium alloy AZ91D castings have an advantage over......
and mechanical properties of hot-extruded Mg-Zn-Y-Zr alloys. FANG et a1[6] studied the effect of yttrium on microstructures and mechanical properties of hot rolled AZ61 wrought magnesium alloy. ZHOU et al[7-8] reported that Nd, La and Ce have effects on both microstructures and mechanical properties of cast AZ61 alloy. LI et a1[9] reported the effects of Y on the microstructure and properties of cast AZ91......
Anodization of AZ91 magnesium alloy in alkaline solution containing silicate and corrosion properties of anodized films LI Ling-ling(李玲玲)1, CHENG Ying-liang(程英亮)1, WANG Hui-min(王慧敏)1, ZHANG Zhao(张...; Abstract: The anodization of AZ91 magnesium alloy in an alkaline electrolyte of 100 g/L NaOH+20 g/L Na2B4O7?10H2O+50 g/L C6H5Na3O7?2H2O+60 g/L Na2SiO3?9H2O was studied. The corrosion resistance......
Engineering, National Institute of Technology, Tiruchirappalli 620 015, India Received 27 July 2012; accepted 10 April 2013 Abstract: The as-cast AZ91 magnesium alloy was extruded at 250 °C, 300 °C and 350... in this alloy with respect to the extrusion temperature. Ultimate tensile strength of this alloy is increased from 190 MPa (as cast) to 570 MPa after extrusion. The age hardening characteristics of AZ91 magnesium......
and high specific strength. The AZ91 (Mg-9Al-1Zn-0.2Mn, mass fraction, %) is the most favored magnesium alloy used in approximately 90% of all magnesium cast products [1]. Structural applications of Mg... of Sciences and Technology Houari Boumediene (USTHB), BP32, El-Alia, Bab Ezzouar, 16111 Algiers, Algeria Received 13 September 2012; accepted 28 December 2012 Abstract: A commercial AZ91 magnesium alloy......