Convert avoirdupois drams (dr (av)) to US short tons (ton (US)).
Mass converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
dr (av)
Decimal
Stone + pounds
Whole stone; pounds from 0 to less than 14. Non-negative values.
esc
Kilogramkg
Gramg
Milligrammg
Microgramµg
Poundlb
Ounceoz
Stonest
Metric tonnet
US short tonton (US)
Imperial long tonton (UK)
Imperial hundredweightcwt (UK)
US hundredweightcwt (US)
Imperial quarterqr (UK)
Avoirdupois dramdr (av)
Graingr
Pennyweightdwt
Troy ounceoz t
Metric quintalq
No units found. Try a name or symbol.
Stone + pounds
0.000001953125
ton (US)
Decimal
Stone + pounds
Whole stone; pounds from 0 to less than 14. Non-negative values.
esc
Kilogramkg
Gramg
Milligrammg
Microgramµg
Poundlb
Ounceoz
Stonest
Metric tonnet
US short tonton (US)
Imperial long tonton (UK)
Imperial hundredweightcwt (UK)
US hundredweightcwt (US)
Imperial quarterqr (UK)
Avoirdupois dramdr (av)
Graingr
Pennyweightdwt
Troy ounceoz t
Metric quintalq
No units found. Try a name or symbol.
Stone + pounds
CONVERSION
1 dr (av) ≈ 0.000001953125 ton (US)
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAton (US) = dr (av) ÷ 512000
FORMULA & EXAMPLES
How to convert Avoirdupois drams to US short tons
ton (US) = dr (av) ÷ 512000
Divide the dr (av) reading by 512000.
Worked examples
1 dr (av) ≈ 0.000001953125 ton (US)
1 ÷ 512000 ≈ 0.000001953125
16 dr (av) ≈ 0.00003125 ton (US)
16 ÷ 512000 ≈ 0.00003125
Frequently asked questions
Which ton definition does this conversion use?
A metric tonne is 1,000 kg, a US short ton is 2,000 lb, and an Imperial long ton is 2,240 lb. Use the variant explicitly named in the converter.
Avoirdupois drams to US short tons table
Fixed reference · Avoirdupois dram to US short ton
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Avoirdupois dram (dr (av))
US short ton (ton (US))
0
0
0.1
1.953125e-7
0.5
9.765625e-7
1
0.000001953125
2
0.00000390625
5
0.000009765625
10
0.00001953125
25
0.000048828125
50
0.00009765625
100
0.0001953125
1000
0.001953125
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.