共搜索到13387条信息,每页显示10条信息,共1339页。用时:0小时0分0秒437毫秒
mentioned oxides. A continuous α-Al2O3 layer is responsible for a slow growth rate of the scale after an initial rapid oxidation of NiO. Key words: single crystal Ni-based superalloy; oxidation... containing rhenium in air at 900 and 1 000 ℃[J]. Surf Coat Technol, 2005, 197: 39-44. [12] WU Y, NARITA T. Oxidation behavior of the single crystal Ni-based superalloy at 900 ℃ in air and water vapor......
microstructure formed in CMSX-4single crystal Ni-based superalloy. Key words:single crystal Ni-based superalloy; cellular microstructure; mi-cromechanics; average field approximation; stable shape...MICROMECHANICS OF THE DAMAGE-INDUCED CELLULAR MICROSTRUCTURE IN SINGLE CRYSTAL Ni-BASED SUPERALLOYS M.Okazaki1,M.Sakaguchi1 (1.Department of Mechanical Engineering, Nagaoka University of Technology......
Z H, SUN X F, GUAN H R, HU Z Q. Effect of carbon addition on the creep properties in a Ni-based single crystal superalloy[J]. Mater Sci Eng A, 2004, 385A: 105-112. [3] TIN S, POLLOCK T M. KING W T... on the microstructure and mechanical properties of DD99 single crystal Ni-base superalloy. The appropriate carbon content was optimized for DD99 alloy. The mechanism of carbide on mechanical properties......
Finite element analysis of γ′-phase raft mechanism in Ni-based single crystal superalloy WU Wen-ping(吴文平), GUO Ya-fang(郭雅芳), WANG Yue-sheng(汪越胜) Institute of Engineering Mechanics... in a single crystal Ni-based superalloy with the [001] orientation. The results show that the creep and rafting are closely related with the stress and strain energy density distributions in the matrix......
......
......
CMSX-10, CMSX-11B and CMSX-11C all contain 0.1% Nb [18-19]. However, there is no research about the action of Nb in the Ni-based single crystal superalloy in open literature.In present work, the effect.... It indicates that the increase of Nb content to high refractory content Ni-based single crystal superalloy can decrease high temperature phase stability. The formation of TCP phases in Ni-based single crystal......
] SEO S M, KIM I S, LEE J H, JO C Y, MIYAHARA H, OGI K. Grain structure and texture evolutions during single crystal casting of the Ni-base superalloy CMSX-4 [J]. Metals and Materials International, 2009... J. Cent. South Univ. (2018) 25: 1-8 DOI: https://doi.org/10.1007/s11771-018-3711-1 Effects of directional solidification parameters and crystal selector on microstructure of single crystal of Ni......
Formation of the Surface Eutectic of a Ni-based Single Crystal SuperalloyLiang Cao1,Yizhou Zhou1,Tao Jin1,Xiaofeng Sun11. Institute of Metal Research, Chinese Academy of Sciences摘 要:The microstructure, size, elemental composition and hardness of the surface eutectic layer formed during directional solidi?cation of a Ni-based single crystal superalloy......
Metallurgica, 1986, 20: 1395-1400. [15] BLAVETTE D, CARON P, KHAN T. An atom probe study of some fine-scale microstructural features in Ni-based single crystal superalloy[C]// Superalloys. Warrendale... and alloy 3, the segregation ratios decrease slowly. It suggests that the higher content of cobalt can accelerate the diffusion process at high temperature. Key words: single crystal superalloy; cobalt......