How much does Red Maple lumber weigh?
A Red Maple 1×2, 8 ft weighs at 12% moisture content, kiln-dried.
37.2 lb/ft³ · 1.33 bd ft ·
Red Maple is a hardwood with a basic specific gravity of 0.49 (ovendry mass over green volume, USDA Wood Handbook Table 5-3b) — 37.2 lb/ft³ once dried to 12% moisture content. Its Janka side hardness is 950 lbf, the 11th hardest of the 46 species on this site. Green, freshly cut moisture content runs 58% in the heartwood to 97% in the sapwood. Total shrinkage from green to ovendry runs about 12.6% by volume.
Red Maple weight by size
| Size | Actual (dry) | 8 ft, 12% MC | Per foot | Green range |
|---|---|---|---|---|
| 1×2 | 3/4″ × 1-1/2″ | 2.3 lb | 0.29 lb/ft | 3.3–4.1 lb |
| 1×3 | 3/4″ × 2-1/2″ | 3.9 lb | 0.48 lb/ft | 5.4–6.7 lb |
| 1×4 | 3/4″ × 3-1/2″ | 5.4 lb | 0.68 lb/ft | 7.5–9.3 lb |
| 1×6 | 3/4″ × 5-1/2″ | 8.5 lb | 1.06 lb/ft | 11.8–14.7 lb |
| 1×8 | 3/4″ × 7-1/4″ | 11.2 lb | 1.40 lb/ft | 15.7–19.6 lb |
| 1×10 | 3/4″ × 9-1/4″ | 14.3 lb | 1.79 lb/ft | 19.9–24.8 lb |
| 1×12 | 3/4″ × 11-1/4″ | 17.4 lb | 2.18 lb/ft | 24.1–30.1 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: Western Larch (SG 0.48) · Denser: Tamarack (SG 0.49)