Duan Shujin, Li Yunfeng, Li Yanjun, Wang Shubao, Peng Chengshan, Zhang Meiwen. DETERMINING CONCRETE STRAIN-SOFTENING CURVE BY THE J-INTEGRAL METHOD[J]. Engineering Mechanics, 1998, 15(4): 108-115.
Citation: Duan Shujin, Li Yunfeng, Li Yanjun, Wang Shubao, Peng Chengshan, Zhang Meiwen. DETERMINING CONCRETE STRAIN-SOFTENING CURVE BY THE J-INTEGRAL METHOD[J]. Engineering Mechanics, 1998, 15(4): 108-115.

DETERMINING CONCRETE STRAIN-SOFTENING CURVE BY THE J-INTEGRAL METHOD

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  • Received Date: January 31, 1997
  • Revised Date: December 31, 1899
  • With the ordinary material testing machine, the fracture testing results of the concrete wedge splitting specimen are presented in this paper. Consistent load-displacement curves are obtained, and the fractUre toughness JICC, fracture energy GF are determined,then the concrete strain-softening curve is deduced by using the J-integral method.
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