How much does Yellow Birch lumber weigh?
A Yellow Birch 1×2, 8 ft weighs at 12% moisture content, kiln-dried.
42.1 lb/ft³ · 1.33 bd ft ·
Yellow Birch is a hardwood with a basic specific gravity of 0.55 (ovendry mass over green volume, USDA Wood Handbook Table 5-3b) — 42.1 lb/ft³ once dried to 12% moisture content. Its Janka side hardness is 1,260 lbf, the 8th hardest of the 46 species on this site. Green, freshly cut moisture content runs 74% in the heartwood to 72% in the sapwood. Total shrinkage from green to ovendry runs about 16.8% by volume.
Yellow Birch weight by size
| Size | Actual (dry) | 8 ft, 12% MC | Per foot | Green range |
|---|---|---|---|---|
| 1×2 | 3/4″ × 1-1/2″ | 2.6 lb | 0.33 lb/ft | 4.0 lb |
| 1×3 | 3/4″ × 2-1/2″ | 4.4 lb | 0.55 lb/ft | 6.6–6.6 lb |
| 1×4 | 3/4″ × 3-1/2″ | 6.1 lb | 0.77 lb/ft | 9.1–9.2 lb |
| 1×6 | 3/4″ × 5-1/2″ | 9.7 lb | 1.21 lb/ft | 14.4–14.6 lb |
| 1×8 | 3/4″ × 7-1/4″ | 12.7 lb | 1.59 lb/ft | 19.2–19.4 lb |
| 1×10 | 3/4″ × 9-1/4″ | 16.2 lb | 2.03 lb/ft | 24.4–24.6 lb |
| 1×12 | 3/4″ × 11-1/4″ | 19.8 lb | 2.47 lb/ft | 29.5–29.8 lb |
Board-to-board variation of ±10-15% is normal even within one species and size. How these numbers are computed.
Related
- All species: wood species index
- By density: Lighter: White Ash (SG 0.55) · Denser: American Beech (SG 0.56)