Table 6: The elastic constants data for softwoods.

S. no. Species

1 Blasa 0.2 0.127 0.360 6.380 0.086 0.091 0.154 0.624 0.406 0.066
2 Spruce 0.39 0.572 1.030 11.950 0.262 0.365 0.506 1.498 1.442 0.078
3 Spruce 0.43 0.594 1.106 14.055 0.346 0.476 0.686 1.442 1.0 0.064
4 Spruce 0.44 0.443 0.775 16.286 0.192 0.321 0.442 1.234 1.52 0.072
5 Spruce 0.50 0.755 0.963 17.221 0.333 0.549 0.548 1.25 1.706 0.07
6 Douglas Fir 0.45 0.929 1.173 16.095 0.409 0.539 0.539 1.767 1.766 0.176
7 Douglas Fir 0.59 1.226 1.775 17.004 0.753 0.747 0.941 2.348 1.816 0.160
8 Pine 0.54 0.721 1.405 16.929 0.454 0.535 0.857 3.484 1.344 0.132

Source: this data is consulted from [47, 48]. The number of repetitions of the particular species in this table shows the number of measurements done for that particular wood species. The units of (bulk or apparent density) are g/cm3 and the units of elastic constants are GPa =  dynes/cm2.