Materials · Timber
Timber — NDS (dimension lumber)
Specified minimum or characteristic values, for preliminary design. They vary with thickness, class and edition of the standard: check the reference text.
| Material | fbMPa | ftMPa | f'c / fckMPa | fc⊥MPa | fvMPa | EMPa | EminMPa | Reference |
|---|---|---|---|---|---|---|---|---|
| Douglas Fir-Larch Select Structural | 10.34 | 6.89 | 11.72 | 4.31 | 1.24 | 13,100 | 4,760 | NDS Supplement tab. 4A · Reference values (converted from psi) |
| Douglas Fir-Larch No.1 | 6.89 | 4.65 | 10.34 | 4.31 | 1.24 | 11,720 | 4,270 | NDS Supplement tab. 4A · Reference values (converted from psi) |
| Douglas Fir-Larch No.2 | 6.21 | 3.96 | 9.31 | 4.31 | 1.24 | 11,030 | 4,000 | NDS Supplement tab. 4A · Reference values (converted from psi) |
| Hem-Fir No.1 | 6.72 | 4.31 | 9.31 | 2.79 | 1.03 | 10,340 | 3,790 | NDS Supplement tab. 4A · Reference values (converted from psi) |
| Hem-Fir No.2 | 5.86 | 3.62 | 8.96 | 2.79 | 1.03 | 8,960 | 3,240 | NDS Supplement tab. 4A · Reference values (converted from psi) |
| Spruce-Pine-Fir Select Structural | 8.62 | 4.83 | 9.65 | 2.93 | 0.93 | 10,340 | 3,790 | NDS Supplement tab. 4A · Reference values (converted from psi) |
| Spruce-Pine-Fir No.1/No.2 | 6.03 | 3.1 | 7.93 | 2.93 | 0.93 | 9,650 | 3,520 | NDS Supplement tab. 4A · Reference values (converted from psi) |