Strict implementation: produced according to SAE standards in the United States and JIS standards in Japan
Chemical composition:
| Name | Copper Ball |
| Chemical composition | Cu:58~99%, Yu Zn |
| Microhardness | 110~300HV |
| Tensile strength | 200~500Mpa |
| Ervin life | 5000次Times |
| Metallographic structure | Deformation alpha phase or alpha+beta phase |
| Density | 8.9g/cm3 |
| Bulk density | 5.1g/cm3 |
| Name | Specifications |
| Copper Ball | 1.0 | 1.2 | 1.5 | 2.0 |
Note: Non standard products can be customized according to customer needs.