Table 3 Elastic constant parameters of poplar [28]
From: Study on the flexural behavior of poplar beams externally strengthened by BFRP strips
\(E_{\text{R}}\) | \(E_{\text{L}}\) | \(E_{\text{T}}\) | \(\mu_{\text{RL}}\) | \(\mu_{\text{LT}}\) | \(\mu_{\text{RT}}\) | \(G_{\text{RL}}\) | \(G_{\text{LT}}\) | \(G_{\text{RT}}\) |
|---|---|---|---|---|---|---|---|---|
MPa | MPa | MPa | MPa | MPa | MPa | |||
800 | 9431 | 610 | 0.2 | 0.47 | 0.43 | 915 | 732 | 219.6 |