Table 4 Previous equation for estimation of the tensile strength of concrete at ambient temperature.
Reference | Equation [MPa] | Reference | Equation [MPa] | |
|---|---|---|---|---|
CEB_FIP (1990) | \(f_{t} = 0.3f_{c}^{0.67}\) | Hueste et al .(2004) | \(f_{t} = 0.55f_{c}^{0.5}\) | |
ACI 363R-92 (1984) | \(f_{t} = 0.59f_{c}^{0.5}\) | Thomas and Ramasamy (2007) | \(f_{t} = 0.57f_{c}^{0.5}\) | |
ACI318-99 (2005) | \(f_{t} = 0.56f_{c}^{0.5}\) | Xu and Shi (2009) | \(f_{t} = 0.21f_{c}^{0.83}\) | |
Ahmad and Shah (1985) | \(f_{t} = 0.46f_{c}^{0.55}\) | Ramadoss (2014) | \(f_{t} = 0.12f_{c}^{0.95}\) | |
Wafa and Ashou (1992) | \(f_{t} = 0.58f_{c}^{0.5}\) | Choi and yuan (2005) | \(f_{t} = 0.6f_{c}^{0.5}\) | |
Rashid et al. (2002) | \(f_{t} = 0.47f_{c}^{0.56}\) | Perumal (2014) | \(f_{t} = 0.188f_{c}^{0.84}\) | |