Conversion Formula
$$m_{\text{kg}} = m_{\text{lb}} \times 0.453592$$
Multiply pounds by 0.453592 to get kilograms.
lb to kg Conversion Table
| Pound (lb) | Kilogram (kg) |
|---|---|
| 0.1 | 0.0453592 |
| 0.5 | 0.226796 |
| 1 | 0.453592 |
| 2 | 0.907185 |
| 5 | 2.26796 |
| 10 | 4.53592 |
| 25 | 11.3398 |
| 50 | 22.6796 |
| 100 | 45.3592 |
| 250 | 113.398 |
| 500 | 226.796 |
| 1,000 | 453.592 |
lb to kg in Engineering
Mass conversions are essential for structural loading, material quantities, dynamic analysis, and shipping. The slug is particularly important for US engineers doing dynamics calculations. Accurate mass-to-weight conversion requires understanding of gravitational acceleration.
Pound: Primary US customary mass unit. Exactly 0.45359237 kg. Used for material weights and structural loads.
Kilogram: SI base unit of mass. Defined by the Planck constant. International standard for engineering mass measurements.