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Fig. 3

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Yld2000-2d yield surface under different relative values of σb. X axis: Normalized σ11, Y axis: Normalized σ22, Seven Yld2000-2d yield loci, from inside to outside corresponding to: σb/σ0 = 1.10, 1.15, 1.20, 1.25, 1.30, 1.35, 1.40.

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