Table 1.
Material properties and dimensions for moment-curvature response.
Beam parameters | SFRC Beam | |||
---|---|---|---|---|
Steel fiber volume (%) | 0 | 0.5 | 0.75 | 1.5 |
Cross-section () (mm2) | ||||
Span of the beam (mm) | 1450 | 1450 | 1450 | 1450 |
Fiber aspect ratio, l/d [17] | 50–60 | 50–60 | 50–60 | 50–60 |
Conventional reinforcement, Ast (mm2) | 2φ16 | 2φ16 | 2φ16 | 2φ16 |
Cracking strain value, εcr | 0.0001 | 0.0001 | 0.0001 | 0.0001 |
Modulus of elasticity, E (MPa) [17] | 24370 | 26570 | 26870 | 23920 |
Cracking tensile strength of the concrete, σcr= εcrE (MPa) |
2.44 | 2.66 | 2.69 | 2.39 |
Compressive strength, fck (MPa) [17] | 27.69 | 35.10 | 36.18 | 26.92 |
Yield strength of tensile rebar, fy (MPa) | 415 | 415 | 415 | 415 |
Depth ratio (d’/D) | 0.1 | 0.1 | 0.1 | 0.1 |