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金属学报  1996, Vol. 32 Issue (9): 998-1002    
  论文 本期目录 | 过刊浏览 |
声发射方法测定SiC_w/Al复合材料的界面强度
朱祖铭;石南林;王中光;梁勇
中国科学院金属研究所材料疲劳与断裂国家重点实验室
ACOUSTIC EMISSION MEASUREMENT OF INTERFACE SHEAR STRENGTH OF SiC_w/ Al COMPOSITE
ZHU Zuming; SHI Nanlin; WANG Zhongguang; LIANG Yong (State Key Laboratory of Fatigue and Fracture for Materials; Institute of Metal Research; Chinese Academy of Sciences; Shenyang 110015)
引用本文:

朱祖铭;石南林;王中光;梁勇. 声发射方法测定SiC_w/Al复合材料的界面强度[J]. 金属学报, 1996, 32(9): 998-1002.
, , , . ACOUSTIC EMISSION MEASUREMENT OF INTERFACE SHEAR STRENGTH OF SiC_w/ Al COMPOSITE[J]. Acta Metall Sin, 1996, 32(9): 998-1002.

全文: PDF(366 KB)  
摘要: 对SiCw/Al复合材料形变断裂过程中的声发射(AE)特征的研究表明,用AE技术能准确测定SiC纤维的断裂次数,并能测定其断枝长度,从而测定了纤维和基体间的界面强度和SiC纤维的断裂强度.
关键词 SiC_w/Al复合材料声发射界面强度    
Abstract:The model specimen of SiC_w/Al composite is subjected to the tensile test, simultaneously, the acoustic emission (AE) characteristics during the process of strain and fracture are monitered. The broken number of SiC fiber and the segment length of the broken fibers in the composite can be measared by AE technique. The interfacial shear strength and the fractural strength of fiber can be easily determined.
Key words SiC_w/Al composite    acoustic emission    interfacial strength
收稿日期: 1996-09-18     
基金资助:国家自然科学基金
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