Jewellery
- Guidelines for manufacture of 23, 22, 21, 18, 14 and 9 carat gold alloys
This Ghana standard covers guidelines for manufacture of 23, 22, 21, 18, 14 and 9 carat gold in the form of ingot, bar, plate, sheet, rod, wire and granules.
2
100
7
39.060
GSA/TC 6 - Mechanical Engineering & Metallurgy