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dram (troy)
Symbol:  dr (troy) 
Category:  Mass 
SI Equivalent:  3.88793×10-3 kg
Dimension:  M 
System:  UK, US 
 
Notes
Unit used for weighing precious metals and precious stones.
1 dr (troy)= 1/96 lb (troy)
 = 1/8 oz (troy)
 = 3 scruples (troy)
 = 60 grains (troy)
Convert     dr (troy)  
1 dr (troy) =
Mass
  Symbol Unit Name
4.26806×1027  m0, me  a.u. of mass (electron rest mass) 
0.133299    assay ton 
2.34137×1024  u, uma, Da(12C), AMU  atomic unit of mass (12C) 
2.34211×1024  u, uma, Da(16O), AMU  atomic unit of mass (16O) 
2.32319×1024  u, uma, Da(1H), AMU  atomic unit of mass (1H) 
3.88793×1018  ag  attogram 
2.34162×1021    avogram 
9.11854×10-5    bag (UK, cement) 
19.4397  ct.  carat (metric) 
18.9473  ct (troy)  carat (troy) 
8.57143×10-5  cH, cwt  cental 
388.793  cg  centigram 
2.34137×1024  u, uma, Da  dalton (atomic unit of mass) 
0.388793  dag  decagram 
38.8793  dg  decigram 
1  dr (ap.), dr (apoth.)  dram or drachm (apothecary) 
2.19429  dr (av.), dr (avdp)  dram or drachm (avoirdupois) 
4.26805×1027  m0, me  electron rest mass (a.u. of mass) 
3.88793×10-18  Eg  exagram 
3.88793×1015  fg  femtogram 
3.88793×106  g  gamma (mass) 
2.66408×10-4  slug  geepound (slug) 
3.88793×10-9  Gg  gigagram 
60  gr (apoth.), gr (ap.)  grain (apothecary) 
60  gr (avdp.), gr (av.)  grain (avoirdupois) 
60  gr (troy)  grain (troy) 
3.88793  g  gram 
3.88793×10-2  hg  hectogram 
7.65306×10-5  cH, cwt, lg cwt  hundredweight (gross or long) 
8.57143×10-5  sh. cwt  hundredweight (net or short) 
7.65306×10-5  cwt (av.)  hundredweight (UK, avoirdupois) 
3.96459×10-4  Hyl, hyl  hyl 
3.88793×10-3  kg  kilogram 
8.57143×10-6  kip  kilopound (kip) 
6.61376×10-6    load (UK) 
4.08163×10-6    load (UK, wool) 
3.82653×10-6  lg ton (UK)  long ton (UK) 
3.88793×10-6  Mg  megagram 
3.96459×10-4  mug  metric slug (hyl) 
3.88793×106  µg  microgram 
3887.93  mg  milligram 
3.96459×10-4    MKpS unit of mass 
3.96459×10-4  mug  mug (hyl, metric clug, par, TME) 
3.88793×109  ng  nanogram 
0.125  oz (apoth.), oz (ap.)  ounce (apothecary) 
0.137143  oz (advp.), oz (av.)  ounce (avoirdupois) 
0.125  oz (troy)  ounce (troy) 
3.96459×10-4  par  par (hyl, mug, metric slug) 
2.5  dwt (troy)  pennyweight (troy) 
3.88793×10-15  Pg  petagram 
3.88793×1012  pg  picogram 
8.57143×10-3  lb  pound 
8.57143×10-3  lb (av.)  pound (avoirdupois) 
1.04167×10-2  lb (troy), lb (tr.)  pound (troy) 
1.42857×10-2  lb (UK, new hay)  pound (UK, new hay) 
1.33333×10-2  lb (UK, obsolete hay)  pound (UK, obsolete hay) 
8.57143×10-3  lb (UK, straw)  pound (UK, straw) 
8.57143×10-3  lb (US)  pound (US) 
3.06122×10-4    quarter (UK, mass) 
1.53061×10-5    quarter (US, long) 
1.71429×10-5    quarter (US, short) 
3.88793×10-5  q  quintal (metric) 
8.57143×10-5  quint. (US, UK)  quintal (US, UK) 
2.44898×10-5    sack (UK, weight) 
3  s, scr (ap.)  scruple (UK, US, apoth.) 
4.28571×10-6  sh. Ton  short ton (US, ton) 
2.66408×10-4    slug (geepound) 
6.12245×10-4  st (UK)  stone (UK) 
6.85714×10-4  st (UK, wool)  stone (UK, wool) 
3.88793×10-12  Tg  teragram 
3.88793×10-6    ton (metric) 
3.82653×10-6  UK ton, lg ton  ton (UK, long) 
4.28571×10-6    ton (US, short) 
3.88793×10-6  t  tonne (metric) 
2.38095×10-4    truss 
3.88793×1024  yg  yoctogram 
3.88793×10-24  Yg  yottagram 
3.88793×1021  zg  zeptogram 
3.88793×10-21  Zg  zettagram 
Glossary
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3D Scanners

A white paper to assist in the evaluation of 3D scanning hardware solutions.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

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Guide for high quality and cost-effective plastic injection molding.

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