Convert Ounce-Force to Decanewtons
Convert Ounce-Force (ozf) to Decanewtons (daN) instantly and accurately.
Conversion Formula
daN = ozf × 0.0278013851
About Ounce-Force
One ounce-force (ozf) is 1/16 of a pound-force - approximately 0.2780 N. It is used for small-scale US customary force measurements: postal scales, miniature connector insertion forces, and small latch springs. Hobby servo motor torque is rated in oz·in (ounce-inches); dividing by arm length gives force in ozf. Snap, zipper, and hook-and-loop closure test gauges specify pull-off forces in ozf. Cosmetic packaging component actuation forces (lipstick, compact closures) also use ozf. 1 ozf = 1/16 lbf = 28.3495 gf = 0.27801 N.
About Decanewtons
One decanewton (daN) is exactly 10 N. It is industrially significant in Europe because 1 daN ≈ 1 kgf (9.80665 N, a 2% difference), allowing gauges calibrated in daN to give readings that approximate kilogram-weight while remaining SI-compliant. ISO 376 and EN 13791 load-cell calibration standards use daN. ECE Regulation 16 (vehicle seat belts) and EN ISO 13857 (machinery safety distances) specify forces in daN. Continental European spring gauges and tensile testers routinely carry daN scales. 1 daN = 10 N = 1.01972 kgf = 2.24809 lbf.
Quick Reference Table
| Ounce-Force (ozf) | Decanewtons (daN) |
|---|---|
| 1 ozf | 0.0278014 daN |
| 2 ozf | 0.0556028 daN |
| 5 ozf | 0.139007 daN |
| 10 ozf | 0.278014 daN |
| 25 ozf | 0.695035 daN |
| 50 ozf | 1.39007 daN |
| 100 ozf | 2.78014 daN |