Force and Torque
tnf (UK)topdl
Convert UK long tons-force (tnf (UK)) to poundals (pdl).
Factor1 tnf (UK) = 72069.87 pdl
Converter
tnf (UK)
Accepts numbers or expressions, e.g. 150 + 14.7
Result
pdl
Rendered to 6 significant figures.
Formula
Formula
pdl = tnf (UK) × 72069.87
Multiply any value in UK long tons-force by 72069.87 to obtain the value in poundals.
Worked example
Convert 1 tnf (UK) to pdl.
- 01Start with 1 tnf (UK).
- 02Multiply by the conversion factor: 1 × 72069.87 = 72069.9 pdl.
Result1 tnf (UK) = 72069.9 pdl
Conversion table
| tnf (UK) | pdl |
|---|---|
| 1 | 72070 |
| 2 | 1.4414e+5 |
| 5 | 3.6035e+5 |
| 10 | 7.2070e+5 |
| 20 | 1.4414e+6 |
| 50 | 3.6035e+6 |
| 100 | 7.2070e+6 |
| 200 | 1.4414e+7 |
| 500 | 3.6035e+7 |
| 1000 | 7.207e+7 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from tnf (UK) to pdl?
1 tnf (UK) equals 72069.87 pdl. To convert, multiply the value in UK long tons-force by 72069.87.
How do I convert 1 tnf (UK) to pdl?
1 tnf (UK) = 72069.9 pdl. For any value, multiply by 72069.87.
How do I convert pdl back to tnf (UK)?
Divide by the same factor — or equivalently, multiply by 1.387542e-5. So 1 pdl = 1.38754e-5 tnf (UK).
When would I need to convert UK long ton-force to poundal?
Force conversions between tnf (UK) and pdl 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).