B644
B644 (Copper Alloy Addition Agents)· ASTM (United States) · 9 materials
| Designation | Material group | |
|---|---|---|
| B 644 1A | Copper | chevron_right |
| B 644 2A | Copper | chevron_right |
| B 644 2B | Copper | chevron_right |
| B 644 3A | Copper | chevron_right |
| B 644 3B | Copper | chevron_right |
| B 644 4A | Copper | chevron_right |
| B 644 4B | Copper | chevron_right |
| B 644 4C | Copper | chevron_right |
| B 644 4D | Copper | chevron_right |