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Lu Yueping, Yang Yemin, Kou Shaoquan, Chu Yao, Yang Genhong. An Experimental Study of Determining the Dynamic Strength and Young's Moduli of Sandstone and Limestone by Using the SHPB Method[J]. Chinese Journal of Geotechnical Engineering, 1983, 5(3): 28-38.
Citation: Lu Yueping, Yang Yemin, Kou Shaoquan, Chu Yao, Yang Genhong. An Experimental Study of Determining the Dynamic Strength and Young's Moduli of Sandstone and Limestone by Using the SHPB Method[J]. Chinese Journal of Geotechnical Engineering, 1983, 5(3): 28-38.

An Experimental Study of Determining the Dynamic Strength and Young's Moduli of Sandstone and Limestone by Using the SHPB Method

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  • Published Date: August 25, 1983
  • The dynamic strengths and Young's moduli of sandstone and limestone are determined by using the SHPB method in this paper. The average strain rate is about 1×102 to 2×102/s. Some explainations and discussions in detail concerning the techniques of using this method are given. In order to understand the effect of strainrate static experiments(ε ×105/s) are also maxle.The average dynamic Young's modulus of the sandstone is 30% higher than its static one, while for the limestone it is 20% higher than its static. The average dynamic compressivc strength of the sandstone is 40% higher than its static one, but it is 30% higher than its static for the limestone. The experimental results also show that the fracture surfaces are always nearly perpendicular to its ending surfaces.
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