Convert hundredweight (us) to kilogram

Enter the value to convert from hundredweight (us) to kilogram.

From: cwt
To: kg
Result: 1 hundredweight (us) (cwt) = 45.359237 kilograms (kg)
OR
45 kilograms 359.2 grams

How to Convert Hundredweight (US) to Kilogram

Converting hundredweight (us) to kilogram is straightforward using our conversion calculator.

Conversion Formula

kg = cwt × 45.359237

Reverse conversion: Convert kilogram to hundredweight (us)

About Kilogram

Definition: The kilogram (symbol: kg) is the SI base unit of mass, defined by fixing the Planck constant to exactly 6.62607015 × 10⁻³⁴ J⋅s.

History: Originally defined in 1795 as the mass of one liter of water. Redefined in 2019 using fundamental physical constants.

Current Use: Universal standard for mass measurement in science, commerce, and daily life worldwide except in the United States.

Examples: Human weight: 50-100 kg, bag of flour: 1-5 kg, car weight: 1000-2000 kg, laptop: 1-3 kg

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