S1108-1-6 接触破壊を予き裂とした脆性材料の割断加工に関する基礎研究([S1108-1]卒業研究コンテスト(1))
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概要
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The present study describes a relationship between introduced pre-crack and crack growth due to breaking process of brittle materials. The pre-crack was introduced with the indentation fracture technique and had grown by the application of bending stress with flexural test. The material used in the study was glass and the various indenters, such as Vickers and Knoop were used for introducing pre-cracks. The breaking process was examined with an electro mechanical testing apparatus at a constant cross head speed under 3-point bending set up. Results showed that the pre-crack resulted from multiple impressions with smaller applied load was effective to obtain a flat fracture surface.
- 一般社団法人日本機械学会の論文
- 2010-09-04