Convert avoirdupois drams (dr (av)) to metric tonnes (t).
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
0.000001771845195
t
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) ≈ 0.000001771845195 t
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAt = dr (av) × 0.0000017718451953125
FORMULA & EXAMPLES
How to convert Avoirdupois drams to metric tonnes
t = dr (av) × 0.0000017718451953125
Multiply the dr (av) reading by 0.0000017718451953125.
Worked examples
1 dr (av) ≈ 0.000001771845195 t
1 × 0.0000017718451953125 ≈ 0.000001771845195
16 dr (av) ≈ 0.00002834952313 t
16 × 0.0000017718451953125 ≈ 0.00002834952313
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 metric tonnes table
Fixed reference · Avoirdupois dram to Metric tonne
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))
Metric tonne (t)
0
0
0.1
1.771845195e-7
0.5
8.859225977e-7
1
0.000001771845195
2
0.000003543690391
5
0.000008859225977
10
0.00001771845195
25
0.00004429612988
50
0.00008859225977
100
0.0001771845195
1000
0.001771845195
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.