A New Test Method for the Measurement of Normal-Shear Bonding Strength at Bi-Material Interface

Autor: Zihui Xia, F. Ju, Mohammad Al Amin Khan Khan Chowdhuri
Rok vydání: 2013
Předmět:
Zdroj: Mechanics of Advanced Materials and Structures. 20:571-579
ISSN: 1537-6532
1537-6494
DOI: 10.1080/15376494.2011.643278
Popis: This article presents a new test method, including specimen design, test procedure, and calculation algorithm, for more accurate and complete characterization of bonding strength property of bi-material interfaces. With the proposed method, the stress singularity at the free edge of the bi-material interface is effectively eliminated and the same specimen design can be used for tension, torsion, or combined tension-torsion tests. An iterative algorithm for computing the normal-shear bonding strength envelope from the test results is also developed. As an example, the epoxy-aluminum interface strength envelope is determined by the proposed test method.
Databáze: OpenAIRE
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