CHEMICAL COMPOSITION %
CRITERIA | MIN. | MAX. |
Cu | 56.00 | 59.00 |
Pb | 2.50 | 3.50 |
Fe | 0.35 | |
Other imp. excl Fe | 0.70 | |
Zinc | Remainder |
PHYSICAL PROPERTIES : (1/2 HARD)
SIZE | RM | SQ. ROOT A (%) |
6mm < d < 12mm | 405 | 4 |
12mm < d < 25mm | 395 | 6 |
25mm < d < 50mm | 355 | 12 |
Above 50 mm | 325 | 17 |