Holzrechner

Die Eingaben verwenden US-Einheiten (ft/in/lb und USD); metrische Entsprechungen werden angezeigt, sofern verfügbar.

Berechnen Sie Board Feet, tatsächliche Größe und Kosten.

Lumber Details

Board Feet per Piece
Gesamt Board Feet
Tatsächliche Größe
Gesamtkosten

So berechnen Sie Board Feet

Formel: Board Feet (BF) = (thickness × width × length) ÷ 12. All dimensions in inches and feet as marked. Total BF = BF per piece × quantity.

Nominal vs Tatsächliche Größes

NominalActual (inches)
1×23/4 × 1-1/2
1×43/4 × 3-1/2
2×41-1/2 × 3-1/2
2×61-1/2 × 5-1/2
2×81-1/2 × 7-1/4
2×101-1/2 × 9-1/4
2×121-1/2 × 11-1/4
4×43-1/2 × 3-1/2

Hinweis: Board feet are calculated using nominal dimensions, not actual dimensions. This is the standard industry practice für pricing.

FAQ

What is a board foot?
1 BF = 1" thick × 12" wide × 12" long = 144 cu in. Formel: (T × W × L) ÷ 12.
Why is 2×4 not 2×4?
Nominal size is rough-cut green dimension. After drying and planing, 2×4 = 1.5×3.5 inches actual.
Board feet in 2×4×8?
(2 × 4 × 8) ÷ 12 = 5.33 BF per piece. 10 pieces = 53.3 BF.
Lumber cost per BF?
Pine $0.50-1.50/BF, cedar $1.50-3/BF, hardwoods $3-8/BF. Prices fluctuate with market.

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