| Type |
Hardwood |
Hardwood |
Hardwood |
Hardwood |
Softwood |
Hardwood |
Softwood |
Hardwood |
Plastic Wood |
Softwood |
| Maintenance |
Low |
Low |
Medium |
Low |
Medium |
Low |
Medium |
Medium |
Low |
High |
| Decay Resistance |
High |
Medium High |
Medium |
High |
Medium |
High |
Medium |
Medium |
Varies |
Varies |
| Termite Resistance |
High |
Medium |
Low |
High |
Low |
High |
Low |
Low |
Varies |
Varies |
| Strength |
High |
Medium-High |
Medium |
High |
Medium-Low |
High |
Medium-Low |
Medium |
Low |
Medium |
| Movement in Service |
Low |
Low |
Medium |
Medium-Low |
Medium |
Medium |
Medium |
Medium |
High |
High |
| Fire Rating Class |
High |
High |
Medium |
High |
Low |
High/Medium |
Low |
Low |
Low |
Varies |
| Weight per cu. ft. |
69lbs. |
54lbs. |
37lbs. |
67lbs. |
30lbs. |
68lbs. |
30lbs. |
32 - 42lbs. |
60 - 64lbs. |
35lbs. |
| Bending Strength (in psi) |
25,400 |
12,900 |
12,687 |
22,400 |
6,800 |
24,900 |
7,900 |
9,500 - 11,400 |
1,423 - 4,500 |
9,900 - 14,500 |
| E-modulus |
3,140,000 |
1,834,780 |
1,561,000 |
3,010,000 |
930,000 |
3,250,000 |
1,000,000 |
1,230,000 - 1,612,000 |
175,000 - 480,000 |
1,170,000 - 1,510,000 |
| Shear Strength |
2,060 |
1,475 |
1,138 |
2,395 |
900 |
2,620 |
940 |
970 - 1,450 |
561 - 1,010 |
1,370 |
| Hardness |
3,680 |
1,631 |
867 |
3,340 |
580 |
2.350 |
480 |
460 - 802 |
940 - 1,390 |
690 |