Category:Definitions/Avoirdupois System

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This category contains definitions related to Avoirdupois System.


Dram

The dram is an avoirdupois unit of mass.

\(\ds \) \(\) \(\ds 1\) dram
\(\ds \) \(=\) \(\ds 27 \cdotp 34375\) grains
\(\ds \) \(=\) \(\ds \dfrac 1 {16}\) ounce avoirdupois
\(\ds \) \(\approx\) \(\ds 1 \cdotp 77\) grams


Ounce

\(\ds \) \(\) \(\ds 1\) ounce avoirdupois
\(\ds \) \(=\) \(\ds 16\) drams
\(\ds \) \(=\) \(\ds 437 \cdotp 5\) grains
\(\ds \) \(=\) \(\ds 28 \cdotp 34952 \, 3125\) grams
\(\ds \) \(=\) \(\ds 0 \cdotp 02834 \, 95231 \, 25\) kilograms

The gram / kilogram equivalent is defined to be exact.


Pound

The pound is an avoirdupois unit of mass.

It is defined as being exactly $453 \cdotp 59237$ grams.

\(\ds \) \(\) \(\ds 1\) pound avoirdupois
\(\ds \) \(=\) \(\ds 16\) ounces avoirdupois
\(\ds \) \(=\) \(\ds 7 \, 000\) grains
\(\ds \) \(=\) \(\ds 453 \cdotp 59237\) grams \(\quad\) (exact)
\(\ds \) \(=\) \(\ds 0 \cdotp 45359237\) kilograms \(\quad\) (exact)


Stone

\(\ds \) \(\) \(\ds 1\) stone
\(\ds \) \(=\) \(\ds 14\) pounds avoirdupois
\(\ds \) \(=\) \(\ds 224\) ounces avoirdupois
\(\ds \) \(\approx\) \(\ds 6 \, 350 \cdotp 29318\) grams

The gram equivalent is exact.


Quarter

\(\ds \) \(\) \(\ds 1\) quarter
\(\ds \) \(=\) \(\ds 2\) stone
\(\ds \) \(=\) \(\ds 28\) pounds avoirdupois
\(\ds \) \(\approx\) \(\ds 12 \cdotp 7\) kilograms


Hundredweight

The hundredweight is an avoirdupois unit of mass.

\(\ds \) \(\) \(\ds 1\) hundredweight
\(\ds \) \(=\) \(\ds 4\) quarters
\(\ds \) \(=\) \(\ds 8\) stone
\(\ds \) \(=\) \(\ds 112\) pounds avoirdupois
\(\ds \) \(\approx\) \(\ds 50 \cdotp 8\) kilograms


Ton

The ton is an avoirdupois unit of mass.

\(\ds \) \(\) \(\ds 1\) ton
\(\ds \) \(=\) \(\ds 20\) hundredweight
\(\ds \) \(=\) \(\ds 80\) quarters
\(\ds \) \(=\) \(\ds 160\) stone
\(\ds \) \(=\) \(\ds 2240\) pounds avoirdupois
\(\ds \) \(\approx\) \(\ds 1016\) kilograms
\(\ds \) \(\approx\) \(\ds 1 \cdotp 016\) tonnes