Nippon Steel Corporation

Daisaku Yanaga

Koichi Kuroda

Yuhei Suzuki

A stress test the jigincludes an upper cylinder, a lower cylinder, and a frame. The framehas an accommodating space, an upper through hole, and a lower through hole. A test specimenis disposed in the accommodating space, the upper cylinderis inserted into the upper through hole, and the lower cylinderis inserted into the lower through hole. The upper cylinderand the lower cylinderfix the test specimensuch that the test specimen, the upper cylinder, and the lower cylinderare positioned coaxially.

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Tokyo, Japan

Daisaku Yanaga