共搜索到1618条信息，每页显示10条信息，共162页。用时：0小时0分0秒651毫秒
and prospect of WC cemented carbides with metal-ceramic binder ZOU Qin1, 2, ZHANG Menglei1, LI Yanguo1, WANG Mingzhi1 (1. State Key Laboratory of Metastable Materials Science and Technology, Yanshan... of adding metal carbide, oxide, nitride, boride and their co-additives on the microstructure, properties and applications of WC cemented carbides were summarized. The differences of inhibiting effects......
Consolidation and properties of ultrafine binderless cemented carbide by spark plasma sinteringLIU Xiangqing LIN Tao Shao Huiping GUO Zhimeng LUO Ji HAO Junjie School of Materials Science and Engineering,University of Science and Technology Beijing,Beijing 100083,China摘 要:<正>Owing to the absence of metal binder,binderless cemented carbides have......
carbides and its verification CHEN Wei-min1, 2, XU Tao1, ZHANG Wei-bin3, ZHANG Hao1, DU Yong1, 3, TAN Cheng-yu2, CHEN Li1, 3, ZHANG Zhong-jian1, LIU Xiang-zhong1 (1. State Key Laboratory of Cemented..., Changsha 410083, China) Abstract: The gradient zone formation in Co-W-Ti-C-N, Co-W-Ti-Nb-C-N and Co-W-Ti-Ta-C-N cemented carbides was simulated by using the DICTRA software package in conjunction......
whisker in YG10F is whisker pull-out and bridging phenomena. References [1] MORISADA Y, MIYAMOTO Y. SiC-coated carbon nanotubes and their application as reinforcements for cemented carbides [J]. Materials Science and Engineering A, 2004, 381(1/2): 57-61. [2] CHEN Li, WU En-xi, YIN Fei, LI Jia. Effects of gradien t structure on the microstructures and properties of coated cemented carbides [J......
of WC–10.21Co Cemented Carbides Sintered from Nanocrystalline Spray Conversion Processed Powders[J]. International Journal of Refractory Metals and Hard Materials, 2001, 19(4-6): 397-403.[2]SHAO Gang...-earth Cemented Carbides[J]. International Journal of Refractory Metals and Hard Materials, 2001,19(3):159-168.[7]XU Chong-hai, AI Xing. Particle Dispersed Ceramic Composite Reinforced with Rare Earth......
J. Cent. South Univ. Technol. (2009) 16: 0285-0291 DOI: 10.1007/s11771-009-0049-8 Cemented backfill technology based on phosphorous gypsum WANG Xin-min(王新民), ZHAO Bin(赵 彬), ZHANG Qin-li(张钦礼...; Abstract: Physical-chemical properties of phosphorous gypsum, proportion and cemented mechanism of slurry with gypsum......
Trans. Nonferrous Met. Soc. China 25(2015) 873-878 Microstructure and formation process of Ni-pool defect in WC-8Ni cemented carbides Kai-hua SHI1, Ke-chao ZHOU1, Zhi-you LI1, Dou ZHANG1, Xiu-qi ZAN2... 5 March 2014 Abstract: The morphologies and formation process of Ni-pool defects in WC-8Ni cemented carbides were studied. The SEM images show that Ni-pool generally has two kinds of morphologies......
of carburizing process on gradient structure and hardness of WC-Co gradient cemented carbides XIAO Yi-feng1, 2, HE Yue-hui1, FENG Ping1, XIE Hong1, 3, MA Zi-xing1, 3, ZHANG Li-juan1, HUANG...; 3. Zhuzhou Cemented Carbide Group Ltd., Zhuzhou 412000, China) Abstract: Gradient cemented carbides were prepared by carburizing carbon-deficient cemented carbides. The effects......
MPa, WC-7Ni/SiC and WC-9Ni/SiC couples are adhesion and abrasive wear mechanism; but when p is 0.60 MPa, there was abrasive wear mechanism for these WC-Ni/SiC couples. Key words: cemented carbides...钨晶粒的形状呈不规则的多边形；SiC陶瓷表面的微观形貌呈鳞片状.试样的密度,硬度,晶粒大小和横向断裂强度如表1所示. (a) WC-5Ni；(b) WC-7Ni；(c) WC-9Ni；(d) SiC 图1 WC-Ni硬质合金和SiC陶瓷抛光后的SEM像 Fig.1 SEM images of WC-Ni cemented carbides and SiC......
......
