What is “C62300” Material?

C62300, also known as aluminum bronze, is a copper-based alloy that contains aluminum as the primary alloying element, along with other elements such as iron, nickel, manganese, and silicon. Aluminum bronze alloys like C62300 are known for their excellent corrosion resistance, high strength, and good wear resistance, which make them ideal for a wide range of applications in industries such as aerospace, marine, and chemical processing.

C62300 is a copper-tin-lead alloy that is known for its excellent machinability and wear resistance. One of the key features of C62300 is its high lead content, which gives it its distinctive machinability. The lead acts as a lubricant, reducing friction and heat during machining operations, which in turn leads to a longer tool life and better surface finishes.

In addition to its machinability, C62300 also has excellent wear resistance, making it ideal for use in bushings, bearings, and other high-wear components. This material is also known for its good corrosion resistance, particularly in marine environments, where it is often used in propellers, ship components, and other marine equipment.

Some of the key physical properties of C62300 include a density of 8.83 g/cm3, a melting point of 900-950°C, and a thermal conductivity of 41 W/(m·K). The coefficient of thermal expansion for this material is 17.0 μm/m·K, and the specific heat capacity is 390 J/(kg·K).

Overall, C62300 is a versatile material that offers a unique combination of machinability, wear resistance, and corrosion resistance. Its properties make it an excellent choice for a variety of applications in industries such as marine, automotive, aerospace, and industrial manufacturing. Whether you need a material that can withstand heavy loads and frictional forces or one that can resist corrosion in harsh environments, C62300 has the properties you need to get the job done.

Application Areas & Industries

C62300 is a copper-tin-lead alloy that is commonly used in a variety of applications that require high strength, good wear resistance, and the ability to withstand heavy loads and frictional forces. This material is highly versatile and can be found in a wide range of industries, including:

1. Marine: C62300’s excellent corrosion resistance makes it an ideal material for marine equipment such as propellers, bearings, and bushings. Its high wear resistance also makes it a popular choice for components that are exposed to saltwater and other harsh environmental conditions.
2. Automotive: C62300’s machinability and wear resistance make it a popular choice for manufacturing parts such as gears, bushings, and bearings in the automotive industry. Its ability to withstand heavy loads and frictional forces make it suitable for use in transmissions, engines, and other critical components.
3. Aerospace: C62300’s high strength and wear resistance make it an ideal material for use in aerospace applications such as bearings, bushings, and other components. Its excellent corrosion resistance also makes it well-suited for use in aircraft engines, where exposure to high temperatures and corrosive gases is common.
4. Industrial manufacturing: C62300’s unique combination of properties makes it a popular choice for use in industrial manufacturing applications such as machine parts, valves, and pumps. Its high machinability and wear resistance make it well-suited for use in heavy-duty manufacturing processes, where components are exposed to high levels of stress and wear.

Overall, C62300 is a highly versatile material that is used in a wide range of industries and applications. Its unique properties make it an ideal choice for manufacturing components that require high strength, good wear resistance, and the ability to withstand heavy loads and frictional forces.

Common Fabrication Processes 

C62300 is a copper-tin-lead alloy that is also known as aluminum bronze, known for its excellent machinability, wear resistance, and corrosion resistance. It can be fabricated using a variety of common processes, including:

1. Casting: C62300 is well-suited for casting due to its low melting point and excellent fluidity. It can be cast into complex shapes and is commonly used for manufacturing bushings, bearings, and other high-wear components.
2. Forging: Forging is another common fabrication process for C62300. It involves heating the material to a high temperature and then shaping it using a hammer or press. This process can improve the strength and durability of the material, making it suitable for applications that require high strength and toughness.
3. Extrusion: C62300 can also be extruded into various shapes and sizes. Extrusion involves forcing the material through a die to create a specific shape. This process is commonly used to manufacture pipes, tubes, and other hollow components.
4. Machining: C62300’s high lead content makes it easy to machine. Machining involves removing material from a workpiece to create a specific shape or size. This process is commonly used to manufacture precision components such as gears, bushings, and bearings.

Overall, C62300 is a versatile material that can be fabricated using a variety of common processes. Its unique combination of properties makes it an excellent choice for a wide range of applications in industries such as marine, automotive, aerospace, and industrial manufacturing.

Chemical Composition 

C62300 is a copper-tin-lead alloy that is known for its excellent machinability and wear resistance. The alloy’s chemical composition is primarily made up of copper, tin, and lead, with smaller amounts of other elements. The table below provides a breakdown of the chemical composition of C62300:

Element	Composition (%)
Copper	82.0 – 86.0
Tin	6.0 – 8.0
Lead	5.0 – 7.0
Iron	1.0 – 2.5
Zinc	0.5 max
Nickel	0.30 max
Phosphorus	0.15 max
Aluminum	0.10 max
Silicon	0.10 max
Antimony	0.10 max
Arsenic	0.10 max
Manganese	0.10 max
Bismuth	0.005 max

As you can see, copper is the main component of C62300, with a composition range of 82.0-86.0%. Tin and lead are the next most significant elements, with ranges of 6.0-8.0% and 5.0-7.0%, respectively. Iron, zinc, nickel, phosphorus, aluminum, silicon, antimony, arsenic, manganese, and bismuth are present in smaller amounts.

The chemical composition of C62300 is carefully balanced to provide the alloy with its unique properties, such as machinability, wear resistance, and corrosion resistance. It’s essential to ensure that the alloy’s chemical composition meets the requirements of the intended application, so it’s always advisable to consult with the manufacturer or supplier to confirm the alloy’s composition before use.

Physical Properties 

C62300 is a copper-tin-lead alloy that offers a unique combination of properties, making it ideal for a variety of industrial applications. Its physical properties are an important consideration for engineers and manufacturers who are looking for a material that can meet their specific requirements.

Some of the key physical properties of C62300 include a density of 8.83 g/cm3, a melting point of 900-950°C, and a thermal conductivity of 41 W/(m·K). The coefficient of thermal expansion for this material is 17.0 μm/m·K, and the specific heat capacity is 390 J/(kg·K).

Density: The density of C62300 is 8.83 g/cm3. This is a relatively high density compared to other copper alloys, but it provides the material with high strength and good wear resistance.

Melting Point: The melting point of C62300 is between 900-950°C, depending on the specific composition of the alloy. This relatively high melting point makes C62300 suitable for high-temperature applications.

Thermal Conductivity: C62300 has a thermal conductivity of 41 W/(m·K), which means that it is an excellent conductor of heat. This property makes it ideal for applications that require efficient heat transfer.

Coefficient of Thermal Expansion: The coefficient of thermal expansion for C62300 is 17.0 μm/m·K. This property is important for applications where dimensional stability is critical, such as in precision components.

Specific Heat Capacity: The specific heat capacity of C62300 is 390 J/(kg·K). This property is important for applications where thermal energy storage is important, such as in heat exchangers and thermal storage systems.

Overall, the physical properties of C62300 make it a versatile material that can be used in a wide range of applications. Its high density, melting point, and thermal conductivity make it ideal for high-strength and high-temperature applications, while its coefficient of thermal expansion and specific heat capacity make it suitable for precision components and thermal energy storage systems.

Fabrication Properties 

C62300 is a copper-tin-lead alloy that boasts excellent fabrication properties, making it a popular choice for various applications. Its unique combination of properties, including high machinability and wear resistance, make it an ideal material for use in different industries.

Machinability: C62300 has excellent machinability properties, thanks to its high lead content that acts as a lubricant during machining. It can be easily machined using standard machining processes such as drilling, milling, turning, and grinding. This reduces friction and heat, resulting in better surface finishes and longer tool life.

Weldability: C62300 has good weldability properties, making it easy to join with other materials using common welding techniques such as brazing and soldering. However, proper welding techniques and precautions must be taken to avoid cracking or other defects.

Formability: C62300 is highly formable and can be easily shaped into different configurations using common fabrication processes such as bending, drawing, and stamping. This makes it a versatile material for use in various industries such as automotive, marine, and industrial manufacturing.

Heat treatment: C62300 can be heat treated to improve its strength and other mechanical properties. The exact heat treatment process will depend on the specific alloy composition and the desired properties.

Overall, C62300 is a versatile material that is easy to fabricate using a variety of techniques. Its excellent fabrication properties, combined with its unique mechanical and physical properties such as high strength, good corrosion resistance, and wear resistance, make it a popular choice for various applications in industries such as aerospace, marine, and chemical processing.

Applicable Specifications

C62300 is a copper-tin-lead alloy known for its excellent machinability, wear resistance, and fabrication properties. To ensure the optimal performance of C62300 in specific applications, it’s important to select the appropriate specifications for the alloy. Here are some of the most common applicable specifications for C62300:

ASTM B505: This specification covers copper alloy continuous castings, including C62300, for use in various mechanical applications such as bearings, bushings, and gears.

ASTM B139: This specification covers copper-tin-lead alloy, including C62300, in the form of plate, sheet, strip, and rolled bar for use in various industrial applications such as automotive, marine, and electrical industries.

SAE J461: This specification covers copper alloys, including C62300, for use in various industrial applications. The specification defines the chemical composition, mechanical properties, and other requirements for the alloy.

SAE J462: This specification covers testing methods for copper alloys, including C62300, to determine their physical and mechanical properties such as density, conductivity, and tensile strength.

MIL-C-11866: This military specification covers copper-tin-lead alloy, including C62300, in the form of seamless tubes for use in heat exchangers and other similar applications.

By selecting the appropriate specification for C62300, manufacturers and engineers can ensure that the alloy will meet the necessary requirements for their specific applications. It’s important to consult the manufacturer or supplier for the specific properties and applicable specifications of C62300 before using it in any application.

Thermal Properties of “C62300”

C62300 is a copper-tin-lead alloy that has excellent thermal properties, making it a popular choice for various industrial applications. Here are some of the thermal properties of C62300:

Thermal conductivity: C62300 has a high thermal conductivity, which means it is an excellent conductor of heat. This makes it ideal for use in heat exchangers, where it can efficiently transfer heat from one fluid to another.

Coefficient of thermal expansion: The coefficient of thermal expansion of C62300 is relatively low, meaning it expands and contracts less than other materials when subjected to changes in temperature. This makes it a stable material that can withstand thermal cycling without cracking or deforming.

Melting point: C62300 has a relatively low melting point of around 900°C, which makes it easy to cast and work with using common manufacturing processes such as casting, forging, and extrusion.

Thermal shock resistance: C62300 has good thermal shock resistance, which means it can withstand sudden changes in temperature without cracking or breaking. This property makes it a suitable material for use in applications that involve rapid changes in temperature, such as aerospace and automotive components.

Overall, the thermal properties of C62300 make it a versatile material for use in various industries where heat transfer and stability are important considerations. Its high thermal conductivity, low coefficient of thermal expansion, low melting point, and thermal shock resistance make it a popular choice for applications such as heat exchangers, electrical contacts, and engine components.

Typical Uses 

C62300 is a copper-tin-lead alloy known for its excellent machinability, wear resistance, and unique properties. Its versatility makes it a popular choice for various applications across different industries. Here are some of the typical uses of C62300:

1. Bearings: C62300’s high lead content acts as a lubricant, reducing friction and wear, making it an ideal material for bearings in various industries such as automotive, marine, and industrial manufacturing.
2. Electrical components: C62300 has good electrical conductivity, making it suitable for use in electrical components such as switches, connectors, and wiring.
3. Fasteners: C62300’s excellent machinability and corrosion resistance make it an ideal material for fasteners such as screws, nuts, and bolts.
4. Bushings and washers: C62300’s wear resistance and ability to be easily formed into different shapes make it an ideal material for bushings and washers in various industries.
5. Marine hardware: C62300’s good corrosion resistance and ability to withstand harsh marine environments make it a popular choice for marine hardware such as propellers, shafts, and valves.
6. Industrial machinery: C62300’s excellent machinability, wear resistance, and unique properties make it an ideal material for various industrial machinery components such as gears, couplings, and bearings.

Overall, C62300 is a versatile material with excellent properties, making it suitable for various applications across different industries. Its ability to be easily machined, formed, and welded, combined with its high strength, good corrosion resistance, and wear resistance, make it an ideal material for use in industries such as aerospace, marine, and chemical processing.

Equivalents

C62300 is a copper-nickel-aluminum bronze alloy that offers excellent strength, wear resistance, and corrosion resistance in marine environments. Some common equivalents of C62300 include:

• C63000: This is a precipitation-hardening nickel-aluminum bronze alloy that contains approximately 81% copper, 10% aluminum, 4% nickel, 4% manganese, and 1% iron, with trace amounts of other elements. It has similar mechanical properties to C62300, but may have slightly different corrosion and thermal properties.
• C62400: This is a nickel-aluminum bronze alloy that contains approximately 78% copper, 10% aluminum, 5% nickel, and 5% iron, with trace amounts of other elements. It has similar mechanical properties to C62300, but may have slightly different corrosion and thermal properties.
• C62500: This is a copper-nickel-silicon alloy that contains approximately 78% copper, 18% nickel, and 4% silicon, with trace amounts of other elements. It has similar mechanical properties to C62300, but may have slightly different corrosion and thermal properties.

It’s important to note that while these alloys may have similar properties to C62300, they may not be exact equivalents. The specific requirements of the intended application should be taken into consideration when selecting an alloy. It’s recommended to consult with the manufacturer or supplier to determine the best alloy for a specific application.