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Gas Quenching during Age Hardening of the Aluminium Casting Alloy AI-7Si-0.3Mg A.Rose1,H.W.Zoch1,F.Hoffmann1,O.Kessler1 (1.Stiftung Institut fur Werkstofftechnik, Bremen, Germany) 摘要:For quenching of age hardenable aluminium alloys today predominantly aqueous quenching media are used.which can lead due to the Leidenfrost phenomenon to a non-uniform cooling of the parts and thus to thermal......
Effect of united refining and modification on mechanical properties of A356 aluminium alloys ZUO Xiu-rong(左秀荣), ZHONG Zhi-guo(仲志国) Key Laboratory of Material Physics, Ministry of Education..., B, RE and Sr additions obtain the best mechanical properties in T6 treatment. Key words: A356 aluminium alloys; grain-refining aluminium alloys (GRAI); modification; refining; mechanical properties......
Key techniques of automatic gauge control and profile control for aluminium strip and foil LI Mou-wei(李谋渭)1, LIU Hong-fei(刘鸿飞)1, WANG Xiang-li(王向丽)1, TONG Chao-nan(童朝南)2, YIN Feng-fu(尹凤福)1, BIAN... and Technology Beijing, Beijing 100083, China Received 28 July 2006; accepted 15 September 2006 Abstract: Such characteristics of aluminium strip and foil as soft and thin gauge make tension control......
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The Rare Earth Aluminium Alloys in China唐定骧,汪良宣,赵敏寿,鲁化一,张密林,崔明姬摘 要:<正> The development and application of rare earth aluminium alloys began in the 1960s in China.The represen-tative work was the usage of rare earth metals in alumino-silicon alloys for piston.In the 1970s,its initial stage.rare earths were used in enhanced AIMgSi alloy transmission......
J. Cent. South Univ. (2012) 19: 46-54 DOI: 10.1007/s11771-012-0971-z Corrosion resistance of waterborne epoxy coating pigmented by nano-sized aluminium powder on steel LIU Jian-hua(刘建华), ZHAN Zhong... Abstract: A novel kind of waterborne epoxy coating pigmented by nano-sized aluminium powders on high strength steel was formulated. Several coatings with different pigment volume content (PVC) were......
Developing friction stir welding window for AA2219 aluminium alloy A. K. LAKSHMINARAYANAN, S. MALARVIZHI, V. BALASUBRAMANIAN Centre for Materials Joining & Research (CEMAJOR), Department... for effective joining of AA2219 aluminium alloy. Joints were fabricated using different combination of process parameters such as rotational speed and welding speed. Based on macrostructural analysis......
. The activation mechanism of Mg-Al-Pb alloy is dissolving-reprecipitating and there is a synergistic effect between aluminium and lead: the precipitated lead oxides on the surface of the alloy can facilitate.... This indicates that aluminium has better depolarization effect than lead. Mg-6%Al-5%Pb alloy has the best electrochemical activation as well as the most negative stable potential(-1.400 V). So, it can......
J. Cent. South Univ. (2016) 23: 1301-1311 DOI: 10.1007/s11771-016-3180-3 Influence of welding speed on corrosion behaviour of friction stir welded AA5086 aluminium alloy Kamran Amini, Farhad Gharavi... aluminium alloy were joined together by friction stir welding at a fixed rotation speed of 1000 r/min various welding speeds ranging from 63 to 100 mm/min. Corrosion behavior of the parent alloy (PA......
-solid die casting process [J]. Materials Science and Engineering A, 2007, 445/446: 20-30. [8] GOVENDER G, M?LLER H. Evaluation of surface chemical segregation of semi-solid metal cast aluminium alloy... Trans. Nonferrous Met. Soc. China 20(2010) s847-s851 Characterization of surface liquid segregation in SSM-HPDC aluminium alloys 7075, 2024, 6082 and A201 H. M?LLER1, U. A. CURLE1......