Precious Metal Weight

 Converting and understanding some weights

Troy ounces

Avoirdupois ounces

Grains

weight

Grams

Penny

weight

Kilograms
1 Grain 0.002 0.0229 1 0.06 0.04 0.00006
1 Gram 0.0322 0.0353 15.43 1 0.64 0.001
1 Kilogram 32.151 35.274 15,432.00 1000 643.02 1
1 Lb Avoirdupois 14.583 16 7000.32 453.59 291.68 0.4536
1 Lb Troy 12 13.166 5760 373.24 240 0.3732
1 oz. Avoirdupois 0.912 1 437.52 28.35 18.23 0.0284
1 Pennyweight 0.05 0.0549 24 1.552 1 0.0016
1000 Grams 32.2 35.274 15432 1000 643.01 1
I Oz. Troy 1 1.0971 480 31.104 20 0.03115

Element Reference

Element Symbol Melting Point f
Silver Ag 1761
Gold Au 1945
Palladium Pd. 2831
Platinum Pt 3224
Rhodiurn Rh 3571
Iridium Ir 4449
Ruthenium Ru 4500