C6783
DESCRIPTION
High Tensile Brass are alloys of Copper and Zinc. C6783 is a duplex or alpha/beta alloy. Brass alloy C6783 is a versatile high strength, hot workable, machinable engineering alloy sometimes referred to as a Manganese Bronze or High Tensile Brass.
CHEMICAL COMPOSITION
| Elements |
Min (%) |
Max (%) |
| Cu |
55.00 |
59.00 |
| Pb |
- |
0.50 |
| Fe |
0.20 |
1.50 |
| Al |
0.20 |
2.00 |
| Mn |
1.00 |
3.00 |
| Total Others |
- |
- |
| Zn |
Remainder |
Mechanical Properties According To JIS H3250 Grade C6782 (As Per Temper BD)
| Range (MM) |
Form |
To |
UTS Min (Mpa) |
PS Min (Mpa) |
ELo Min (%) |
Hardness Min |
Hardness Max |
| Round (Dia) |
6 |
50 |
540 |
- |
12 |
- |
- |
| Hex (A/F) |
6 |
50 |
540 |
- |
12 |
- |
- |
| Square (A/F) |
6 |
50 |
540 |
- |
12 |
- |
- |
| Rectangle (Thickness) |
6 |
50 |
540 |
- |
12 |
- |
- |
| PHYSICAL PROPERTIES |
| Specific Gravity |
8.63 |
| 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 |
TYPICAL USES
- Marine hardware
- Valve seats
- Synchronizer ring
- Propeller shaft
- Pump shaft
- Fasteners
- Lead screw nuts
