Torsional Shear Strength of Silicon Carbide Components Pressurelessly Joined by a Glass-Ceramic

被引:31
|
作者
Ferraris, Monica [1 ]
Salvo, Milena [1 ]
Rizzo, Stefano [1 ]
Casalegno, Valentina [1 ]
Han, Shaohua [1 ]
Ventrella, Andrea [1 ]
Hinoki, Tatsuya [2 ]
Katoh, Yutai [3 ]
机构
[1] Politecn Torino, Inst Mat Phys & Engn, Dept Appl Sci & Technol, I-10129 Turin, Italy
[2] Kyoto Univ, Inst Adv Energy, Uji, Kyoto 6110011, Japan
[3] Oak Ridge Natl Lab, Mat Sci & Technol Div, Oak Ridge, TN 37831 USA
关键词
COMPOSITES;
D O I
10.1111/j.1744-7402.2012.02775.x
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Silicon carbide (SiC) samples have been joined by a pressureless slurry based method. The CaOAl2O3 (CA) glass-ceramic joining material has been characterized in term of crystalline phases and thermal and mechanical properties. A torsion test based on miniaturized hourglass shaped specimens has been used as pure shear strength test method for joined ceramic samples. Torsion results are compared to those obtained by a single lap offset (SLO) test in compression on the same joined materials. Pure shear strength of 104 +/- 25 MPa has been measured by torsion test, whereas single lap offset gave 36 +/- 8 MPa.
引用
收藏
页码:786 / 794
页数:9
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