Pound per Cubic Foot to Kilogram per Cubic Meter Converter

Pound per cubic foot (lb/ft³) is a unit of density expressing the mass in pounds contained in one cubic foot of volume. It's one of the most commonly used density units in imperial systems for construction and engineering applications.

The lb/ft³ unit evolved from traditional English measurements and became standard in American construction and engineering. It provided a convenient scale for measuring building materials, with many common materials having easily remembered values in this unit.

Lb/ft³ is extensively used in the United States for construction materials, HVAC calculations, structural engineering, and building codes. It's standard for measuring density of wood, concrete, insulation, and other building materials in American construction industry.

Kilogram per cubic meter (kg/m³) is the SI base unit of density, expressing the mass in kilograms contained in one cubic meter of volume. It serves as the fundamental density unit in the International System of Units.

The kg/m³ unit was established as part of the International System of Units (SI) when it was formalized in 1960. It became the standard scientific unit for density measurements, replacing various regional units and providing a universal reference for scientific and engineering applications.

Kg/m³ is universally used in scientific research, engineering, materials science, and international standards. It's essential for material specifications, fluid mechanics, atmospheric science, and any application requiring precise density measurements in scientific contexts.