cymbal weight designation
Cymbals 101 & Weight Table. 1  CYMBALS 101. 2  THE BASICS 3  â. Cymbals are made from copper based alloys.  Generally, the most desirable is roughly 80% copper and 20% tin and is called 1  B20. B15 is 85% copper and 15% tin; B10 is 90% copper and 10% tin; B8 is 92% copper and 8% tin  etc.