Table 1 Material properties for Sitka spruce as an orthotropic material (Forest Products Laboratory (US) 1999 )
From: Can a brace be used to control the frequencies of a plate?
Material Properties | Values |
|---|---|
Density – μ (kg/m3) | 403.2 |
Young’s modulus – E R (MPa) | 850 |
Young’s modulus – E L (MPa) | E R / 0.078 |
Shear modulus – G LR (MPa) | E L × 0.064 |
Poisson’s ratio – ν LR | 0.372 |
Poisson’s ratio – ν RL | ν LR × E R /E L |