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Table 2 Material properties for steel and for the three concrete grades used in the four point bending simulations.

From: Modelling of Stirrup Confinement Effects in RC Layered Beam Finite Elements Using a 3D Yield Criterion and Transversal Equilibrium Constraints

 

E\(^s\) (GPa)

\(\sigma _{0}^{s}\) (MPa)

K (MPa)

m

\(\epsilon _{u}^{s}\)

Steel

200

516.5

1.445

1

0.15

 

E\(^c\) (GPa)

\(\sigma _{0}^{c}\) (MPa)

\(\alpha \) (1/MPa)

\(\beta \)

\(\epsilon _{u\,0}^c\)

40 MPa

37.4

55.47

0.1099

23.5574

0.0010

75 MPa

39.2

74.56

0.1111

32.1400

0.0010

90 MPa

41.5

81.61

0.1113

35.2978

0.0007