Advances in Civil Engineering / 2018 / Article / Fig 2

Research Article

Elastoplastic Analysis of Circular Opening Based on a New Strain-Softening Constitutive Model and Its Engineering Application in Hydraulic Fracturing

Figure 2

The total stress-strain curves by different lithology rock masses. (a) Silty mudstone from Yangzhuang coal mine. (b) Silty mudstone from Wushan. (c) Marble from Ya’an area of China.

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