C6782
High Tension Brass C6782 is highly regarded for its exceptional performance and dependable functionality. It boasts outstanding electrical conductivity and durability, along with impressive resistance to corrosion. Furthermore, it finds versatile applications as an EDM (Electrical Discharge Machining) electrode, an electrode in high-voltage discharge tubes, a resistance welding electrode, and an electric spark electrode.
CHEMICAL COMPOSITION
| Elements | Min (%) | Max (%) |
| Cu | 56.50 | 59.50 |
| Pb | – | 0.10 |
| Sn | 0.30 | 1.00 |
| Fe | 0.50 | 1.20 |
| Al | 0.30 | 1.20 |
| Mn | 0.30 | 2.00 |
| Zn | – | Rem |
| (1) Cu value includes Ag. | ||
MECHANICAL PROPERTIES ACCORDING TO JIS H3250 GRADE C6782 (AS PER TEMPER BD)
| Range (MM) | From | To | UTS Min (Mpa) | PS Min (Mpa) | ELo Min (%) | Hardness Min | Hardness Max |
| Round (Dia) | 6 | 50 | 420 | 240 | 15 | – | – |
| Hex (A/F) | 6 | 50 | 420 | 240 | 15 | – | – |
| Square (A/F) | 6 | 50 | 420 | 240 | 15 | – | – |
| Rectangle (Thickness) | 6 | 50 | 420 | 240 | 15 | – | – |
| PHYSICAL PROPERTIES | |
| Specific Gravity | 8.3 |
| FABRICATION PROPERTIES | |
| Capacity for being Cold formed | Poor |
| Capacity for being Hot worked | Good |
| Machinability Ration | 30% |
| Resistance to Corrosion | Excellent |
| Suitability for soldering | Excellent |
