Convert Pounds per cubic foot to Ounces per cubic inch

Convert Pounds per cubic foot (lb/ft³) to Ounces per cubic inch (oz/in³) instantly and accurately.

Pounds per cubic foot (lb/ft³)
Ounces per cubic inch (oz/in³)

Conversion Formula

oz/in³ = lb/ft³ × 0.009259259259

About Pounds per cubic foot

The pound per cubic foot (lb/ft³) equals ≈16.018 kg/m³, widely used in US construction, soil mechanics, and insulation specifications. Softwood framing lumber averages 25-35 lb/ft³; compacted soil 90-130 lb/ft³; fresh water ≈62.43 lb/ft³; concrete 145-150 lb/ft³. ASTM standards for concrete, soil, and geotextiles routinely cite lb/ft³. 1 lb/ft³ = 0.45359237/0.028316846592 kg/m³ ≈16.018 kg/m³.

About Ounces per cubic inch

The ounce per cubic inch (oz/in³) equals ≈1729.994 kg/m³, a US customary unit for dense compact materials. Precision ballistic-projectile and machined-component datasheets give density in oz/in³: structural steel ≈4.51 oz/in³, lead ≈6.55 oz/in³, gold ≈11.16 oz/in³. Also found in explosive loading-density specifications. 1 oz/in³ = (1/16) lb/in³ ≈108.12 lb/ft³ ≈1729.994 kg/m³.

Quick Reference Table

Pounds per cubic foot (lb/ft³)Ounces per cubic inch (oz/in³)
1 lb/ft³0.00925926 oz/in³
2 lb/ft³0.0185185 oz/in³
5 lb/ft³0.0462963 oz/in³
10 lb/ft³0.0925926 oz/in³
25 lb/ft³0.231481 oz/in³
50 lb/ft³0.462963 oz/in³
100 lb/ft³0.925926 oz/in³

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