Pound per cubic inch (lb/in³)

One avoirdupois pound per cubic inch: 0.45359237 kg ÷ 0.0254³ m³.

What is a pound per cubic inch?

Symbol: lb/in³
Quantity: Density
Unit system: US customary
Definition: One avoirdupois pound per cubic inch: 0.45359237 kg ÷ 0.0254³ m³.
Exact: Yes, the value is exact by definition
Source: NIST Special Publication 811 (2008), Appendix B.8

Used in US material data sheets for metals and plastics, for example steel at about 0.28 lb/in³.

1 lb/in³ ≈ 27679.90471 kg/m³Kilogram per cubic meter
1 lb/in³ ≈ 27.67990471 g/cm³Pound per cubic inch to Gram per cubic centimeter converter
1 lb/in³ ≈ 27679904.71 g/m³Gram per cubic meter
1 lb/in³ = 1728 lb/ft³Pound per cubic foot
1 lb/in³ = 231 lb/galPound per gallon (US)
1 lb/in³ ≈ 277.4194328 lb/gal (UK)Pound per gallon (imperial)
1 lb/in³ = 16 oz/in³Ounce per cubic inch
1 lb/in³ ≈ 53.7078819 slug/ft³Slug per cubic foot

Pound per cubic inch in other units
Pound per cubic inch	Gram per cubic centimeter	Kilogram per cubic meter	Gram per cubic meter
1 lb/in³	≈ 27.67990471 g/cm³	≈ 27679.90471 kg/m³	≈ 27679904.71 g/m³
10 lb/in³	≈ 276.7990471 g/cm³	≈ 276799.0471 kg/m³	≈ 276799047.1 g/m³
100 lb/in³	≈ 2767.990471 g/cm³	≈ 2767990.471 kg/m³	≈ 2767990471 g/m³
1000 lb/in³	≈ 27679.90471 g/cm³	≈ 27679904.71 kg/m³	≈ 27679904710 g/m³

The next smaller density unit is the ounce per cubic inch (oz/in³). 1 lb/in³ = 16 oz/in³, and 1 oz/in³ = 0.0625 lb/in³.

How many grams per cubic centimeter are in one pound per cubic inch?: One pound per cubic inch ≈ 27.67990471 g/cm³ (grams per cubic centimeter).
How many kilograms per cubic meter are in one pound per cubic inch?: One pound per cubic inch ≈ 27679.90471 kg/m³ (kilograms per cubic meter).
How many grams per cubic meter are in one pound per cubic inch?: One pound per cubic inch ≈ 27679904.71 g/m³ (grams per cubic meter).