共搜索到14668条信息,每页显示10条信息,共1467页。用时:0小时0分0秒596毫秒
decrease in wear rates can be attributed to the combination of a hard TiN grid and a soft NiTi substrate.In Hanks’solution,the higher hydrophilicity of the nitrided samples also contributes to the better...Formation of TiN Grid on NiTi by Laser Gas Nitriding for Improving Wear Resistance in Hanks’ SolutionC.H.Ng,O.K.Chan,H.C.ManDepartment of Industrial and Systems Engineering, The Hong Kong Polytechnic......
新型医用Ti-24Nb-4Zr-8Sn合金在Hanks溶液中的电化学腐蚀行为研究白芸1,2,李述军1,郝玉琳1,杨锐11. 中国科学院金属研究所沈阳材料国家(联合)实验室2. 鞍山师范学院化学系摘 要:采用极化曲线分析,电化学阻抗谱(EIS)测试和浸泡实验的方法,并结合XPS,XRD和SEM等分析手段对新型医用Ti-24Nb-4Zr-8Sn合金在37℃的Hanks人工模拟体液中的电化学腐蚀行为进行了研究,并与纯Ti和Ti-6Al-4V合金进行了比较.结果表明:在37℃的Hanks溶液中,Ti-24Nb-4Zr-8Sn合金的腐蚀电流密度与纯Ti相等,并且钝化性能优于纯Ti和Ti-6Al-4V,这与其钝化膜中存在大量的Nb2O5密切相关;EIS结果显示,Ti-24Nb-4Zr-8Sn合金表面形成内层致密而......
......
Hydro-chemical conversion of galena in FeCl3-KCl solution LONG Huai-zhong(龙怀中)1, CHAI Li-yuan(柴立元)1, LIU Hui(刘 辉)2, QIN Wen-qing(覃文庆)2 1. School of Metallurgical Science...: The behaviours of complexation and dissolution of PbCl2 on the surface of galena were investigated to explore the process of hydro-chemical conversion of galena (PbS) in chloride media. By means of solution......
......
Improvement of Strength in 2004 Al Alloy by Enhanced Solution Treatment Chen Kangming1,XU Xiaojing1,Wang Hongyu1,Zhang Jie1,Kim Seocksam2 (1.Advanced Forming Technology Institute of Jiangsu University, Zhenjiang, China;2.Mechanical Engineering Department of Kyungpook National University, Daegu, Korea) 摘要:In present paper, the effect of enhanced solution on mechanical properties and aging......
Industrial Experience with Case Hardening of Stainless Steels by Solution Nitriding Bernd Edenhofer1,Roland Zaugg2,Hans Berns3 (1.IPSEN Industries International GmbH, D-47514 Kleve, Germany;2.H... have been successfully SolNit(R) treated in industry leading to superior properties in respect to hardness/strength and corrosion resistance 关键词:Case hardening; stainless steel; solution nitriding......
Solid Solution Nitriding Technology of 15Cr-7.5Mn-2.6Mo Duplex Stainless Steel ZHENG Yang-zeng1,QIU Liang2,WANG Chun-Yu2,ZHAO Pin1,FU Rui-dong1 (1.Key Laboratory of Metastable Materials Science & Technology, Qinhuangdao, P.R. China;2.College of Materials Science & Engineering, Yanshan University, Qinhuangdao, P.R. China) 摘要:Solid solution nitriding technologies of 15Cr-7.5Mn-2.6Mo duplex......
......
......