List of Symbols
Abbreviations, Acronyms, and Initialisms
- CFT — Concrete-Filled Steel Tube
- HT — hollow steel tube
- NA — test data not available or category not applicable for given test
- RC — reinforced concrete
- SRC — steel reinforced concrete (encased steel shape)
- CFDST — concrete-filled double skin steel tubular
Symbols
- Ac — cross-sectional area of concrete
- As — cross-sectional area of steel
- D — outer diameter of circular tubes or depth (largest dimension) of rectangular tubes
- Ec — modulus of elasticity of concrete
- Es — modulus of elasticity of steel
- Fy — yield strength of steel
- Gc — shear modulus of elasticity of concrete
- Gs — shear modulus of elasticity of steel
- Ic — moment of inertia of concrete
- Is — moment of inertia of steel
- K — effective length factor
- L — member length
- Mno — computed nominal bending moment capacity
- Pno — computed nominal axial load capacity of CFT (i.e., cross-section strength)
- e — eccentricity of applied load
- ex, ey — eccentricities of applied load about the major and minor axes, respectively
- f'c— characteristic 28-day cylinder strength of concrete
- f'cc — confined concrete strength (ksi)
- t — steel tube thickness
- wc — density of concrete