Force and Torque
tnf (US)tokN
Convert US short tons-force (tnf (US)) to kilonewtons (kN).
Factor1 tnf (US) = 8.896443 kN
Converter
tnf (US)
Accepts numbers or expressions, e.g. 150 + 14.7
Result
kN
Rendered to 6 significant figures.
Formula
Formula
kN = tnf (US) × 8.896443
Multiply any value in US short tons-force by 8.896443 to obtain the value in kilonewtons.
Worked example
Convert 1 tnf (US) to kN.
- 01Start with 1 tnf (US).
- 02Multiply by the conversion factor: 1 × 8.896443 = 8.89644 kN.
Result1 tnf (US) = 8.89644 kN
Conversion table
| tnf (US) | kN |
|---|---|
| 1 | 8.8964 |
| 2 | 17.793 |
| 5 | 44.482 |
| 10 | 88.964 |
| 20 | 177.93 |
| 50 | 444.82 |
| 100 | 889.64 |
| 200 | 1779.3 |
| 500 | 4448.2 |
| 1000 | 8896.4 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from tnf (US) to kN?
1 tnf (US) equals 8.896443 kN. To convert, multiply the value in US short tons-force by 8.896443.
How do I convert 1 tnf (US) to kN?
1 tnf (US) = 8.89644 kN. For any value, multiply by 8.896443.
How do I convert kN back to tnf (US)?
Divide by the same factor — or equivalently, multiply by 0.1124045. So 1 kN = 0.112404 tnf (US).
When would I need to convert US short ton-force to kilonewton?
Force conversions between tnf (US) and kN are needed in structural analysis, mechanical equipment design, lifting and rigging calculations, and load specification. Newtons and kilonewtons are standard in SI-based structural codes; pound-force and kips are common in US codes and vendor datasheets.
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).