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Effect of additive on corrosion resistance of NiFe2O4 ceramics as inert anodes XI Jin-hui(席锦会)1, XIE Ying-jie(谢英杰)2, YAO Guang-chun(姚广春)2, LIU Yi-han(刘宜汉)2 1. School of Materials Science...; Abstract: In order to improve the corrosion resistance of NiFe2O4 ceramics as inert anode, additive V2O5 was added to raw materials NiO and Fe2O3. The inert anodes of nickel-ferrite ceramics were prepared......
Creep resistance of Mg-4%Al-2%RE-2%Ca alloy XUE Shan(薛 山)1, SUN Yang-shan(孙扬善)1, ZHU Tian-bai(诸天柏)2, QIANG Li-feng(强立峰)2, BAI Jing(白 晶)1, ZHOU Jian(周 健)1 (1. Department of Materials Science and Engineering, Southeast University, Nanjing 210096, China; 2. Nanjing Welbow Metals Co Ltd, Nanjing 211221, China) Abstract: The creep resistance of the alloy Mg-4Al-2RE-2Ca(AEC422......
Effect of silicate pretreatment, post-sealing and additives on corrosion resistance of phosphated galvanized steel XU Yu-ye(徐玉野)1, LIN Bi-lan(林碧兰)2 1. College of Civil Engineering, Huaqiao... phosphate coatings with high corrosion resistance and coverage on hot-dip galvanized(HDG) steel. The corrosion resistance, morphology and chemical composition of the coatings were investigated using......
resistance of clad layers. Key words: Al-SiC; TIG welding; composite clad layer; wear resistance 1 Introduction Aluminum and its alloys are widely used in automotive, aerospace and petrochemical manufacturing industries due to attractive properties like high specific strength, excellent corrosion resistance and low density [1,2]. Despite excellent properties, application of these alloys is restricted......
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Nanometer bismuth oxide produced by resistance heating vapor oxidation HU Han-xiang(胡汉祥)1,2, QIU Ke-qiang(丘克强)1 1. School of Chemistry and Chemical Engineering, Central South University, Changsha... agent in the reaction system, where heating source was resistance tubular oven, instead of special heat source requirement. Nanometer bismuth oxide was prepared at 1 000-1 140 ℃, and the particle......
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Refill Friction Stir Spot Welding of Similar and Dissimilar Alloys:A ReviewXiao-Song Feng1,Song-Bin Li2,Li-Na Tang2,Hui-Min Wang31. Shanghai Aerospace Equipments Manufacturer Co,Ltd2. Shanghai... spot welding, also known as friction spot welding(FSpW), is a solid-state welding process suitable for spot joining of lightweight materials. Through the eff orts of improving joint quality for similar......
Improvement of surface corrosion resistance for magnesium alloy by combining thermal spray and cast-infiltration ZHANG Zhong-li(张忠礼), DING Yong(丁 勇), WANG Xin(王 鑫), YANG Guo-qiang(杨国强... Abstract: The present work focuses on a new method combining cast-infiltration with thermal spraying technology to improve the surface corrosion resistance of magnesium alloy. A zinc-based alloy layer......
J. Cent. South Univ. Technol. (2010) 17: 1-6 DOI: 10.1007/s11771-010-0001-y Improved oxidation resistance of chemical vapor reaction SiC coating modified with silica for carbon/carbon composites... to 18.21%, while the sample coated with modified coating is only 5.96%, exhibiting an obvious improvement of oxidation and thermal shock resistance of the coating. The mass loss of the modified sample......