CHARACTERISTICS OF SEVERAL CARBON-FIBER-REINFORCED ALUMINUM COMPOSITES PREPARED BY A HYBRIDIZATION METHOD
文献类型:期刊论文
作者 | H. M. Cheng ; A. Kitahara ; S. Akiyama ; K. Kobayashi ; Y. Uchiyama ; B. L. Zhou |
刊名 | Journal of Materials Science
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出版日期 | 1994 |
卷号 | 29期号:16页码:4342-4350 |
关键词 | mechanical-properties thermal exposure silicon-carbide interface whiskers |
ISSN号 | 0022-2461 |
中文摘要 | The properties and microstructures of several high-strength and high-modulus carbon fibre-reinforced aluminium or aluminium alloy matrix composites (abbreviated as HSCF/Al and HMCF/Al, respectively, for the two types of fibre) have been characterized. The composites evaluated were fabricated by pressure casting based on a hybridization method. It was found that the strength degradation of high-modulus carbon fibres after infiltration of aluminium matrices was not marked and depended upon the type of aluminium matrix. However, the strength of high-strength carbon fibres was greatly degraded by aluminium infiltration and the degradation seemed to be independent of the type of aluminium matrix. The longitudinal tensile strength (LTS) of CF/Al composites was very different between HMCF/Al and HSCF/Al composites. The HMCF/Al composites had LTS values above 800 MPa, but the HSCF/Al composites had only about 400 MPa. In contrast, the transverse tensile strength of the HSCF/Al composites, above 60 MPa, was much higher than that of the HMCF/Al composites, about 16 MPa. Chemical reactions were evident to the interface of high-strength carbon fibres and aluminium matrices. There was no evidence of chemical products arising between high-modulus carbon fibres and Al-Si alloy and 6061 alloy matrices. However, it was considered that some interfacial reactions took place in pure aluminium matrix composites. Fracture morphology observation indicated that the good LTS of CF/Al composites corresponded to an intermediate fibre pull-out, whereas a planar fracture pattern related to a very poor LTS and fibre strength transfer. The results obtained suggested that interfacial bonding between carbon fibres and aluminium matrices had an important bearing on the mechanical properties of CF/Al composites. An intermediate interfacial bonding is expected to achieve good longitudinal and transverse tensile strengths of CF/Al composites. |
原文出处 | |
公开日期 | 2012-04-14 |
源URL | [http://ir.imr.ac.cn/handle/321006/38797] ![]() |
专题 | 金属研究所_中国科学院金属研究所 |
推荐引用方式 GB/T 7714 | H. M. Cheng,A. Kitahara,S. Akiyama,et al. CHARACTERISTICS OF SEVERAL CARBON-FIBER-REINFORCED ALUMINUM COMPOSITES PREPARED BY A HYBRIDIZATION METHOD[J]. Journal of Materials Science,1994,29(16):4342-4350. |
APA | H. M. Cheng,A. Kitahara,S. Akiyama,K. Kobayashi,Y. Uchiyama,&B. L. Zhou.(1994).CHARACTERISTICS OF SEVERAL CARBON-FIBER-REINFORCED ALUMINUM COMPOSITES PREPARED BY A HYBRIDIZATION METHOD.Journal of Materials Science,29(16),4342-4350. |
MLA | H. M. Cheng,et al."CHARACTERISTICS OF SEVERAL CARBON-FIBER-REINFORCED ALUMINUM COMPOSITES PREPARED BY A HYBRIDIZATION METHOD".Journal of Materials Science 29.16(1994):4342-4350. |
入库方式: OAI收割
来源:金属研究所
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