3426 Safety Improve of Structural Components

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  • 3426 構造用部材の安全性向上に関する研究(G03-2 疲労,G03 材料力学)

Abstract

There actually exist various kinds of fatigue cracks in large scale components. It will be practical important to be able to retard or to stop the fatigue crack propagation. The authors had tried to improve the fatigue life of the cracked specimens by making various kinds of stop-holes at the crack tips and clarified that the stop-holes are very effective for the life extension.

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