Convert Pound square feet to Pound square inches
Pound square feet → Pound square inches
lb·ft² × 144 = lb·in²
lb·in² × 0.006944444 = lb·ft²
To convert pound square feet (lb·ft²) to pound square inches (lb·in²), multiply the pound square feet value by 144. 1 lb·ft² = 144 lb·in², and 1 lb·in² = 0.006944444 lb·ft². The conversion is a linear scaling with no offset, so the same factor applies to any value.
Going the other way? Convert lb·in² to lb·ft².
lb·ft² to lb·in² table
| Pound square feet (lb·ft²) | Pound square inches (lb·in²) |
|---|---|
| 0.1 lb·ft² | 14.4 lb·in² |
| 0.5 lb·ft² | 72 lb·in² |
| 1 lb·ft² | 144 lb·in² |
| 2 lb·ft² | 288 lb·in² |
| 5 lb·ft² | 720 lb·in² |
| 10 lb·ft² | 1440 lb·in² |
| 20 lb·ft² | 2880 lb·in² |
| 50 lb·ft² | 7200 lb·in² |
| 100 lb·ft² | 14400 lb·in² |
| 500 lb·ft² | 72000 lb·in² |
| 1000 lb·ft² | 144000 lb·in² |
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Common mass inertia ranges
Typical real-world values (kg·cm²)
| Application | Typical range |
|---|---|
| Small servo rotor | 0.01 – 0.5 kg·cm² |
| Mid servo rotor + load | 0.5 – 50 kg·cm² |
| Large servo / load | 50 – 1,000 kg·cm² |
| Heavy rotating mass | 1,000 – 100,000 kg·cm² |
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