Ounces to grams (oz to gr) and gram to ounce Online Conversion Calculator

Ounces to grams (oz to gr) and gram to ounce Conversion Calculator. One ounce is 28.349 523 grams.

Fast ounces to grams Conversion Table: 1 = 28.3 2 = 56.6 5 = 141.7 10 = 283. 20 = 566.9 100 = 2834.9

Fast gr to oz Conversion Table: 1 = 0.035 10 = 0.353 30 = 1.058 60 = 2.116 80 = 2.822 100 = 3.527

One ounce is equal to 437.5 grains. There are 16 avoirdupois ounces in an avoirdupois pound. In 1958 the US and countries of the Commonwealth defined the mass of the international avoirdupois ounce is defined to be equal to 28.349 523 grams. The ounce is commonly used as a unit of mass in the United States and Canada.