Copper Alloy Castings
Copper Alloy Castings
Copper alloy castings involve using various alloys of Copper as the primary material for the casting process. Copper alloys are created by combining Copper with other elements, such as Zinc, Tin, Aluminium, Nickel, and others. These alloys are designed to exhibit specific properties, making them suitable for a wide range of applications.
The process of copper alloy casting is similar to other metal casting methods, with the main difference being the use of copper-based alloys as the molten metal.
Copper alloy castings are widely used in various industries due to their excellent electrical and thermal conductivity, corrosion resistance, and desirable mechanical properties. Some common types of copper alloy castings and their applications include:
- Bronze Castings: As mentioned earlier, bronze is an alloy of copper and tin, and it finds applications in sculptures, statues, bearings, marine hardware, and industrial components
- Brass Castings: Brass, an alloy of copper and zinc, is used for various plumbing fittings, and electrical connectors.
- Copper-Nickel Castings: Copper-nickel alloys are commonly used in marine applications, such as ship hulls, heat exchangers, and condenser tubes due to their resistance to corrosion in seawater.
- Aluminium Bronze Castings: Aluminium Bronze, an alloy of Copper, Aluminium, and sometimes other elements, is known for its high strength, corrosion resistance, and wear resistance. It is used in applications like gears, bearings, and heavy machinery parts.
- Copper Castings: Grades Such as C80100 and C81100 are cast by a permanent mould process and contain no impurities and have almost pure copper.
Copper alloy castings are valued for their versatility and a combination of desirable properties, making them suitable for a wide range of industrial applications.
Materials Used :
Copper Alloy Non Ferrous Alloys , Copper is 319 type or BS 249 type.
Brass natural, Electro-Tinned, Nickel etc .
We Can offer Copper Machined Castings Parts From 10 gms to 30 kgs in Weight and Upto 1 Meter In Length.
Finish and Coating :
Natural, Nickel Plated, Tin Plated, Silver Plating Or Any Coating.
| Related Specifications & Applications for Common Cast Copper Alloys Copper Castings | |||||
|---|---|---|---|---|---|
| Alloy Description | American Spec. | American Spec. | German Spec. | British Spec. | Typical Material Applications |
| UNS | SAE | alloy | alloy | ||
| Cu85 Sn5 Zn5 Pb5 | C83600 | 40 | CuSn5ZnPb | LG2 | Pump components, small gears, bearings, impellers, flanges, low pressure valves and fittings. |
| Leaded Gunmetal | |||||
| Cu83 Sn3 Zn8 Pb6 | C84400 | - | CuSn2ZnPb | *LG1 | Light duty bearings, general hardware, fixtures, low pressure valves and fittings. |
| Leaded Gunmetal | |||||
| Cu63 Al6 Fe3 Mn3 Zn25 | C86300 | 430B | - | - | Heavy duty high strength alloy for gears, cams, slow speed heavy load bearings, screw down nuts. |
| Cu88 Sn8 Zn4 | C90300 | 620 | - | - | Bearings, bushings, piston rings, valve components, seal rings, steam fittings and gears. |
| Tin Bronze | |||||
| Cu88 Sn10 Zn2 | C90500 | 62 | CuSn10Zn | *G1 | Marine pumps, valves, bearings, bushings, piston rings, steam fittings and gears. |
| Tin Bronze | |||||
| Cu89 Sn11 | C90700 | 65 | CuSn12 | *PB1 | Heavy duty gears, high load bearings, bushings and worm wheels. |
| Tin Bronze | |||||
| Cu88 Sn6 Zn4 Pb2 | C92200 | 622 | - | LG3 | Valves, fittings, Medium-pressure hydraulic and steam pressure parts for use up to 550 F (287 C) |
| Leaded Tin Bronze | |||||
| Cu87 Sn11 Ni2 | C92500 | 640 | CuSn12Ni | CT2 | Gears, worm wheels - Good shock resistance, Automotive synchronizer rings. |
| Leaded Tin Bronze | |||||
| Cu87 Sn11 Pb2 | C92700 | 63 | CuSn12Pb | LB3 | Heavy duty bearings, bushings, piston rings, valve components, steam fittings, gears. |
| Leaded Tin Bronze | |||||
| Cu83 Sn7 Zn3 Pb7 | C93200 | 660 | CuSn7ZnPb | General utility bearings, bushings and wear plates for medium speeds and pressures. | |
| Leaded Tin Bronze | |||||
| Cu85 Pb10 Sn5 | C93500 | 66 | - | LB4 | high speed bearings, bushings, high speed light loading and light pressure parts. |
| High Leaded Tin Bronze | |||||
| Cu80 Pb10 Sn10 | C93700 | 64 | CuPb10Sn | LB2 | Bearings for high speed and heavy pressures, pump parts, pressure tight castings. |
| High Leaded Tin Bronze | |||||
| Cu78 Pb15 Sn7 | C93800 | 67 | CuPb15Sn | LB1 | Turbocharger bearings, bearings for general service and moderate pressures, railroad applications. |
| High Leaded Tin Bronze | |||||
| Cu75 Pb20 Sn5 | C94100 | 94 | CuPb20Sn | LB5 | High speed bearings for moderate loads, anti-seizing, conforms to shaft irregularities. |
| High Leaded Tin Bronze | |||||
| Cu87 AI10 Fe3 | C95400 | - | CuAI10Fe | - | High strength bearings, bushings, gears, worms, wear plates, valve seats and guides. |
| Aluminum Bronze | |||||
| Cu81 AI10 Ni5 Fe4 | C95500 | - | CuAI10Ni | - | High strength bearings, corrosion resistant parts, aircraft valve guides and seats. |
| Ni Aluminum Bronze | |||||
| Cu80 AI10 Ni6 Fe4 | C95800 | - | CuAl10Ni | AB2 | Anti-fouling salt water corrosion resistant parts and general marine hardware. |
| Ni Aluminum Bronze | |||||
