| 粗晶硬质合金强度和致密度影响因素的研究 |
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| 引用本文： | 张正富,黄莉玲,郭圣达,段建军,彭金辉. 粗晶硬质合金强度和致密度影响因素的研究[J]. 武汉理工大学学报, 2010, 0(23) |
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| 作者姓名： | 张正富 黄莉玲 郭圣达 段建军 彭金辉 |
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| 作者单位： | 昆明理工大学材料科学与工程学院; |
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| 基金项目： | 自贡硬质合金有限责任公司博士后项目 |
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| 摘 要： | 针对粗晶WC-Co硬质合金的成分和工艺优化要求,运用正交实验设计,考察了含碳量、烧结工艺、钴含量、镍含量、球磨球料比和球磨时间对试样抗弯强度和体积收缩率的影响。研究表明,烧结制度是影响抗弯强度的最主要因素;其次是碳含量与烧结工艺的交互作用、Co含量与球磨时间的交互作用。烧结工艺是影响体积收缩率的最主要因素。
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| 关 键 词： | WC-Co硬质合金 粗晶粒 抗弯强度 体积收缩率 正交实验 |
Investigation to Factors Affecting on the Strength and the Densification of the Coarse Grain Cemented Carbide |
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| ZHANG Zheng-fu,HUANG Li-ling,GUO Sheng-da,DUAN Jianjun,PENG Jin-hui. Investigation to Factors Affecting on the Strength and the Densification of the Coarse Grain Cemented Carbide[J]. Journal of Wuhan University of Technology, 2010, 0(23) |
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| Authors: | ZHANG Zheng-fu HUANG Li-ling GUO Sheng-da DUAN Jianjun PENG Jin-hui |
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| Affiliation: | ZHANG Zheng-fu,HUANG Li-ling,GUO Sheng-da,DUAN Jianjun,PENG Jin-hui(Faculty of Material Science and Engineering,Kunming University of Science and Technology,Kunming 650093,China) |
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| Abstract: | In order to optimize ingredient of the coarse grain WC-Co cemented carbide and technology parameters,the effect of carbon content,sintering parameters,cobalt content,nickel content,ball milling parameters and the interaction among them on the strength and the densification of alloy is investigated through the taguchi experiment design with ANOVA.It is showed that the uppermost influencing factor to TRS is the sintering parameter,secondly,the interaction between carbon content and sintering parameters,thirdl... |
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| Keywords: | WC-Co cemented carbide coarse grain transverse rupture strength volume shrinkage ratio taguchi experiment design |
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