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multiPlas - Dynardo GmbH

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Stress domain 2: (0,05 ≥ σr/σv < 0,15)<br />

Ωi2 start of nonlinear hardening<br />

εml2 strain at compression strength<br />

Ωu2 compression stress level (see Fig. 4-2)<br />

εu2 strain at softening up to Ωu2<br />

Ωr2 residual stress plateau (see Fig. 4-2)<br />

fst2 factor increase in compressive strength<br />

Stress domain 3: (0,15 ≥ σr/σv < 0,30)<br />

Ω03 start of nonlinear hardening<br />

Ωi3 compression stress level (see Fig. 4-2)<br />

εi3 strain at stress level Ωi3<br />

εml3 strain at compression strength<br />

Ωu3 compression stress level (see Fig. 4-2)<br />

εu3 strain at stress level Ωu3<br />

Ωr3 residual stress plateau (see Fig. 4-2)<br />

fst3 factor increase in compressive strength (at εml3)<br />

Stress domain 4: (0,30 ≥ σr/σv)<br />

Ω04 start of nonlinear hardening<br />

Ωi4 compression stress level (see Fig. 4-2)<br />

εi4 strain at stress level Ωi4<br />

εml4 strain at compression strength<br />

Ωu4 compression stress level (see Fig. 4-2)<br />

εu4 strain at stress level Ωu4<br />

Ωr4 residual stress plateau (see Fig. 4-2)<br />

fst4 factor increase in compressive strength (at εml4)<br />

Ω<br />

1<br />

Ωu<br />

Ωi<br />

Ω0<br />

Ωr<br />

εi εml εu ε<br />

Fig. 4-2 Input parameter in compression stress domain<br />

34<br />

USER’S MANUAL, January, 2013

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