Convert Kilogram square decimetres to Tonne square metres
Convert Kilogram square decimetres (kg·dm²) to Tonne square metres (t·m²) instantly and accurately.
Conversion Formula
t·m² = kg·dm² × 1.000000000e-5
About Kilogram square decimetres
The kilogram square decimetre (kg·dm²) equals 10⁻² kg·m², occasionally used in SI-metric flywheel and rotor analysis when the decimetre is a convenient length scale. Lathe chuck jaws, grinding wheel flanges, and small centrifuges fall in the 0.1-10 kg·dm² range. 1 kg·dm² = 10⁻² kg·m² = 100 kg·cm² = 10 g·m².
About Tonne square metres
The tonne square metre (t·m²) equals 1000 kg·m², used for large industrial rotors and heavy rotating machinery. A 60-tonne paper-machine calendar roll of 0.5 m radius has I ≈7.5 t·m²; synchronous hydro-generator rotors: 50-2000 t·m²; large marine propulsion shafts: 5-50 t·m². 1 t·m² = 1000 kg·m² ≈737.6 slug·ft² ≈23 730 lb·ft².
Quick Reference Table
| Kilogram square decimetres (kg·dm²) | Tonne square metres (t·m²) |
|---|---|
| 1 kg·dm² | 1 × 10-5 t·m² |
| 2 kg·dm² | 2 × 10-5 t·m² |
| 5 kg·dm² | 5 × 10-5 t·m² |
| 10 kg·dm² | 0.0001 t·m² |
| 25 kg·dm² | 0.00025 t·m² |
| 50 kg·dm² | 0.0005 t·m² |
| 100 kg·dm² | 0.001 t·m² |