Convert Poundal to Hundredweight (US)
Convert poundals to hundredweights (us) instantly. 1 poundal = 0.000310559 hundredweight (us) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Hundredweight (US) to Poundal converter for the reverse conversion.
Units explained
Poundal
The poundal (pdl) is the FPS absolute unit of force; its mass-equivalent on this scale is about 0.0141 kg.
Defined in the foot-pound-second absolute system in the late 19th century.
Early 20th-century physics and engineering.
Introduced in the absolute FPS system as an alternative to gravitational units.
Hundredweight (US)
The US (short) hundredweight equals 100 pounds, about 45.36 kilograms.
The American 'hundred'-pound commercial weight (also called the cental).
US commodity trade in grain, livestock feed, and produce.
Standardized at 100 pounds in US customary units.
Poundal to Hundredweight (US) conversion formula
The relationship between poundals and hundredweights (us):
To convert poundals to hundredweights (us), multiply the value in poundals by 0.000310559. To reverse, multiply hundredweights (us) by 3219.9999920492.
How to use this converter
Type a value into the calculator. The result in hundredweights (us) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Hundredweight (US) to Poundal converter for the reverse direction.
Step-by-step: convert poundals to hundredweights (us)
- Write down the value in poundals (pdl).
- Multiply that value by the factor 0.000310559.
- The product is the equivalent value in hundredweights (us) (cwt).
- To reverse, multiply the hundredweight (us) value by 3219.9999920492.
Worked examples
Example 1 — Convert 1 pdl to cwt:
1 × 0.000310559 = 0.000310559 cwt
Example 2 — Convert 100 pdl to cwt:
100 × 0.000310559 = 0.0310559007 cwt
Real-world example — Postcard and small-object dimensions
A postcard is about 5 poundals wide. Converting to hundredweights (us) is essential for international postal addressing forms that ask for dimensions in different units across countries.
5 pdl × 0.000310559 = 0.001552795 cwt
Real-world example — Ruler-scale measurements
A 30-poundal school ruler converts cleanly to hundredweights (us) — useful when buying a desk accessory from a retailer whose product specs use a different unit.
30 pdl × 0.000310559 = 0.0093167702 cwt
Real-world example — Hardware-scale dimensions
A 10-poundal fastener or component is about as long as a thumbnail. Mechanics and DIY enthusiasts convert between poundals and hundredweights (us) daily when mixing metric and imperial tools.
10 pdl × 0.000310559 = 0.0031055901 cwt
Poundal to Hundredweight (US) conversion table
Standard reference values for converting poundals to hundredweights (us):
| Poundal [pdl] | Hundredweight (US) [cwt] |
|---|---|
| 0.01 | 3.10559e-6 |
| 0.1 | 3.10559e-5 |
| 1 | 0.000310559 |
| 2 | 0.000621118 |
| 3 | 0.000931677 |
| 4 | 0.001242236 |
| 5 | 0.001552795 |
| 10 | 0.0031055901 |
| 20 | 0.0062111801 |
| 30 | 0.0093167702 |
| 40 | 0.0124223603 |
| 50 | 0.0155279503 |
| 100 | 0.0310559007 |
| 500 | 0.1552795035 |
| 1000 | 0.310559007 |
Frequently asked questions
How many hundredweights (us) is 1 poundal?
How do I convert poundals to hundredweights (us)?
How do I convert hundredweights (us) back to poundals?
How many hundredweights (us) is 100 poundals?
Popular weight unit conversions
Convert Poundal to other weight units
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Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 pdl = 0.000310559 cwt) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.