共搜索到28293条信息，每页显示10条信息，共2830页。用时：0小时0分0秒630毫秒
) simulation of deep-drawing of steel sheet with nickel coating based on the solid element and dynamic explicit method was reported. Penalty function method was used to treat the contact algorithm... the formability of sheet.
Key words: electrodeposited nickel coating; solid element; finite element method; variable blankholder force
......DEVELOPMENT OF MoS2- CONTAINING Ni-Cr BASED ALLOYS AND THEIR HIGH-TEMPERATURE TRIBOLOGICAL PROPERTIES
来源： 《中国有色金属学报(英文版)1998年第2期》——Xiong Dangsheng Peng Chaoqun Huang Qizhong
the base in the thermal cycles[3-4]. Therefore, the selection of strengthening component of MCrAlY alloy is highly important to the service performance of high-temperature protective coatings. Some... MCrAlY high-temperature protective coatings on super-alloy by laser cladding technology has been less reported before[8-11]. The nanometer oxide Al2O3 dispersion strengthened NiCoCrAlY high......
......
, 45(8): 943-948. XU Na, ZHANG Jia, HOU Wan-liang, QUAN Ming-xiu, LI Rong-de, CHANG Xin-chun. Influence of heat treatment on microstructures and adhesive strength of high temperature solid self... to lubrication by solid oxides[J]. Tribology Letters, 2000, 8(2): 97-102. [44] GULBIńSKI W, SUSZKO T. Thin films of MoO3-Ag2O binary oxides-the high temperature lubricants[J]. Wear, 2006, 261(7......
The Overcoat Oil Lubrication of Microarc Oxidation Coating on Al Alloy by Liquid Plasma Technique LUO Zhuang-zi1,TIAN Jun1,ZHANG Zhao-zhu1,WANG Wen-jing1,LIU Wei-ming1 (1.State Key Laboratory of Solid Lubrication, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, P. R. China) 摘要:Ceramic coatings were deposited on 2Al2 alloy with a 100 kW micro-arc oxidation......
......
on the solid interface, the thickness h of the grease-lubrication film is very small and the pressure change along the film thickness in the direction r of Figure 4 is ignored, and the lubricant...=10°(low calibration inclination), β=14°(medium inclination), and β=18 (high inclination). The lubrication characteristics of the external return mechanism were studied under different working......
, Chinese Academy of Sciences, Beijing 100029, China) Abstract: The La2O3 and Ce2O3 oxides were doped into the Fe-Ni based alloy powder in order to improve the high-temperature properties of Fe-Ni based...使涂层的高温耐磨性能得到显著的提高. 关键词:Fe-Ni基涂层；稀土；高温氧化；高温磨损 中图分类号:TG156.99 High-temperature properties of Fe-Ni based coating doped with RE ZHANG Li-min1, LIU Bang-wu2, LIU Shu-feng1, XIA Wen1, WANG Shu-ming1 (1......
vibration drawing experiments of magnesium alloy sheet at room temperature and analyzed the influence of high-frequency vibration on the deformation behaviors of AZ31B magnesium alloy sheets. SIDDIQ.... Therefore, it provides a convenient forming method for light alloy tube and sheet metal parts that form difficultly at room temperature. The flexible-die forming technology based on the solid granule......
