Convert Slug square feet to Gram square metres
Convert Slug square feet (slug·ft²) to Gram square metres (g·m²) instantly and accurately.
Conversion Formula
g·m² = slug·ft² × 1355.817948
About Slug square feet
The slug square foot (slug·ft²) equals ≈1.3558 kg·m², the fundamental moment of inertia unit in US customary aerodynamics and spacecraft attitude dynamics. Pre-SI spacecraft inertia tensors are tabulated in slug·ft² - NASA Apollo CSM principal moments ranged 12 000-90 000 slug·ft². USAF flight manuals and NACA stability reports use slug·ft². 1 slug·ft² ≈1.3558 kg·m² = 32.174 lb·ft².
About Gram square metres
The gram square metre (g·m²) equals 10⁻³ kg·m², used for very light rotors with large radii. Lightweight UAV propeller blades, model aircraft propellers, and thin foam circular discs are characterised in g·m²; it bridges g·cm² and kg·m² in laboratory-scale spinning experiments. 1 g·m² = 10⁻³ kg·m² = 10 kg·cm² = 10 000 g·cm².
Quick Reference Table
| Slug square feet (slug·ft²) | Gram square metres (g·m²) |
|---|---|
| 1 slug·ft² | 1355.82 g·m² |
| 2 slug·ft² | 2711.64 g·m² |
| 5 slug·ft² | 6779.09 g·m² |
| 10 slug·ft² | 13558.2 g·m² |
| 25 slug·ft² | 33895.4 g·m² |
| 50 slug·ft² | 67790.9 g·m² |
| 100 slug·ft² | 135582 g·m² |