What is “CC762S” Material?
CC762S is a high-strength manganese bronze alloy that is widely used in various industries due to its excellent mechanical properties. It is a non-ferrous alloy, which means it does not contain iron, and is composed of copper, zinc, aluminum, and manganese. Here’s what you need to know about CC762S material:
Chemical Composition: The chemical composition of CC762S includes 60-68% copper, 22-28% zinc, 2.5-4.0% aluminum, and 2.5-4.0% manganese. This unique composition gives CC762S its excellent mechanical properties, including high strength and wear resistance.
Physical Properties: CC762S has a density of 0.283 lb/in³ (7.83 g/cm³) and a melting point of approximately 1,954°F (1,068°C). It has a moderate thermal conductivity and a low coefficient of thermal expansion, which makes it ideal for applications that require good thermal stability.
Mechanical Properties: CC762S is a high-strength alloy that exhibits excellent mechanical properties, including high tensile and yield strength, as well as good hardness and wear resistance. It has a tensile strength of 110 ksi (758 MPa) and a yield strength of 62 ksi (427 MPa). Its hardness ranges from 170-210 Brinell.
Applications: CC762S is commonly used in various industrial applications where strength and wear resistance are critical. It is particularly useful in heavy-duty applications such as gears, bushings, and bearings. Its high-strength and wear-resistant properties make it ideal for applications that require a reliable and long-lasting material.
Overall, CC762S is a high-strength manganese bronze alloy that offers excellent mechanical properties and is widely used in various industries. Its unique composition and properties make it a reliable and durable material for heavy-duty applications, and it is commonly used in the production of gears, bushings, and bearings.
Application Areas & Industries
CC762S is a high-strength manganese bronze alloy that is widely used in various industries due to its excellent mechanical properties, including high tensile and yield strength, hardness, and wear resistance. Here are some of the application areas and industries that commonly use CC762S:
- Marine Industry: CC762S is commonly used in the marine industry for applications such as propellers, shafts, and bearings. Its high-strength and corrosion-resistant properties make it ideal for marine applications that require durability and reliability.
- Aerospace Industry: CC762S is also used in the aerospace industry for applications such as landing gear parts, hydraulic components, and bearing cages. Its high-strength and wear-resistant properties make it ideal for use in critical aerospace components.
- Heavy Equipment Industry: CC762S is used in the heavy equipment industry for applications such as bushings, gears, and bearings. Its high-strength and wear-resistant properties make it ideal for use in heavy-duty equipment that requires reliable and long-lasting components.
- Automotive Industry: CC762S is used in the automotive industry for applications such as gears, bearings, and valve guides. Its high-strength and wear-resistant properties make it ideal for use in automotive components that are subjected to high stresses and wear.
- Industrial Applications: CC762S is used in various industrial applications, such as power generation, mining, and construction. Its high-strength and wear-resistant properties make it ideal for use in applications that require reliable and durable components.
Overall, CC762S is a versatile alloy that is commonly used in various industries for applications that require high-strength and wear-resistant properties. Its unique composition and properties make it a reliable and durable material for use in critical components in the marine, aerospace, heavy equipment, automotive, and industrial industries.
Common Fabrication Processes
CC762S is a high-strength manganese bronze alloy that is known for its excellent mechanical properties, including high tensile and yield strength, hardness, and wear resistance. Here are some of the common fabrication processes used to work with CC762S:
- Casting: Casting is a common method used to produce CC762S components. The alloy is melted and poured into a mold, where it cools and solidifies to form the desired shape. Casting is ideal for producing complex shapes and large components.
- Machining: Machining is another common fabrication process used to work with CC762S. The alloy is machined using various cutting tools to remove material and create the desired shape. Machining is ideal for producing precise components with tight tolerances.
- Welding: Welding is used to join CC762S components together. However, due to the high manganese content in CC762S, special precautions must be taken to avoid cracking during the welding process.
- Forming: CC762S can also be formed using various methods, such as forging and bending. Forging involves heating the alloy and shaping it using mechanical force, while bending involves applying pressure to the alloy to bend it into the desired shape.
- Extrusion: Extrusion is another common fabrication process used to work with CC762S. The alloy is heated and forced through a die to create a long, continuous shape with a constant cross-section. Extrusion is ideal for producing complex shapes with a high degree of uniformity.
Overall, CC762S is a versatile alloy that can be fabricated using various methods, including casting, machining, welding, forming, and extrusion. The choice of fabrication process depends on the specific application requirements and the desired properties of the final component. By using the appropriate fabrication process, high-quality CC762S components can be produced with excellent mechanical properties and durability.
Chemical Composition
CC762S is a high-strength manganese bronze alloy with a chemical composition that contributes to its excellent mechanical properties. Here is a table outlining the chemical composition of CC762S:
| Element | Composition (%) |
|---|---|
| Copper | 60.0 – 66.0 |
| Manganese | 22.0 – 28.0 |
| Aluminum | 5.0 – 7.5 |
| Iron | 2.5 – 4.0 |
| Nickel | 2.0 – 4.0 |
| Zinc | Max 1.5 |
| Lead | Max 0.20 |
| Tin | Max 0.20 |
| Phosphorus | Max 0.15 |
| Silicon | Max 0.10 |
As you can see from the table, copper and manganese make up the bulk of the composition, accounting for 60-66% and 22-28%, respectively. Aluminum, iron, and nickel are also present in significant amounts, contributing to the alloy’s high strength and hardness. Zinc, lead, tin, phosphorus, and silicon are present in smaller amounts and can have an impact on the alloy’s properties.
The high manganese content in CC762S contributes to its excellent mechanical properties, including high tensile and yield strength, hardness, and wear resistance. The addition of aluminum, iron, and nickel further enhances these properties, making CC762S a popular choice for high-stress applications. By carefully controlling the chemical composition of CC762S during manufacturing, the alloy can be tailored to specific application requirements, ensuring high-quality and reliable performance.
Physical Properties
CC762S is a high-strength manganese bronze alloy that exhibits excellent physical properties, making it a popular choice for applications that require durability and resilience. Here are some of the physical properties of CC762S:
Density: The density of CC762S is approximately 8.78 g/cm³, which is higher than that of many other copper alloys. This high density contributes to the alloy’s strength and resistance to wear and deformation.
Melting Point: The melting point of CC762S is around 1,042°C (1,908°F), which is relatively high for a copper alloy. This property allows the alloy to maintain its strength and structure at high temperatures.
Thermal Conductivity: CC762S exhibits good thermal conductivity, meaning it is an efficient heat conductor. This property is important for applications where heat dissipation is necessary, such as in heat exchangers.
Electrical Conductivity: CC762S is an excellent electrical conductor, with a conductivity of around 17% that of pure copper. This makes it suitable for electrical applications, including connectors, switches, and relays.
Magnetic Properties: CC762S is a non-magnetic alloy, meaning it does not exhibit magnetic properties. This property is important for applications where magnetic interference could be detrimental, such as in electrical and electronic systems.
Overall, the physical properties of CC762S make it a versatile and reliable alloy for use in a range of industries and applications. Its high strength, thermal and electrical conductivity, and non-magnetic properties make it a popular choice for applications where durability and performance are critical.
Fabrication Properties
CC762S is a versatile and easy-to-fabricate alloy, which makes it a popular choice for many applications. Here are some of the key fabrication properties of CC762S:
Machinability: CC762S is a free-cutting alloy, meaning it is easy to machine and shape. The alloy’s composition promotes the formation of small chips during machining, which helps to reduce machine tool wear and extend tool life.
Formability: CC762S is a relatively ductile alloy, meaning it can be formed into various shapes and sizes without cracking or breaking. The alloy is also resistant to deformation, which makes it a good choice for applications that require strength and durability.
Weldability: CC762S can be welded using various methods, including gas tungsten arc welding (GTAW), gas metal arc welding (GMAW), and resistance welding. However, it is important to note that the alloy’s high manganese content can make it prone to cracking during welding.
Brazing and Soldering: CC762S can be brazed and soldered using various methods, including torch brazing, furnace brazing, and soldering. However, it is important to use the correct filler metal and brazing or soldering flux to ensure a strong and reliable bond.
Overall, the fabrication properties of CC762S make it a versatile and easy-to-work-with alloy, which makes it a popular choice for many applications. Its machinability, formability, and weldability properties make it a reliable choice for applications that require strength, durability, and ease of fabrication.
Applicable Specifications
CC762S is a widely used alloy with various applications in different industries. To ensure the proper use and performance of CC762S in different applications, it is important to follow applicable specifications and standards. Here are some of the common specifications for CC762S:
ASTM B505/B505M – Standard Specification for Copper Alloy Continuous Castings
This specification covers various types of copper alloys, including CC762S, in the form of continuous castings for general use. The specification covers the chemical composition, mechanical properties, and dimensions of the castings.
ASTM B584/B584M – Standard Specification for Copper Alloy Sand Castings for General Applications
This specification covers copper alloys, including CC762S, in the form of sand castings for general use. The specification covers the chemical composition, mechanical properties, and dimensions of the castings.
SAE J461 – Wrought and Cast Copper Alloys
This standard covers the chemical composition and mechanical properties of various wrought and cast copper alloys, including CC762S. The standard also provides guidelines for selecting the appropriate copper alloy for a specific application based on its mechanical properties, chemical composition, and other factors.
SAE J462 – Cast Copper Alloys
This standard provides guidelines for selecting the appropriate cast copper alloy for a specific application based on its mechanical properties, chemical composition, and other factors. The standard covers various cast copper alloys, including CC762S.
Overall, following applicable specifications and standards is important for ensuring the proper use and performance of CC762S in different applications. By following these standards, manufacturers and users can ensure the quality and reliability of their products and applications.
Thermal Properties
The thermal properties of CC762S are important to consider when selecting this copper alloy for different applications. Here are some of the key thermal properties of CC762S:
Thermal Conductivity: CC762S has a high thermal conductivity of around 78 Btu/ft·hr·°F at room temperature. This means that it can efficiently transfer heat from one point to another, making it ideal for applications that require good thermal conductivity, such as heat exchangers and radiators.
Thermal Expansion: CC762S has a relatively low coefficient of thermal expansion, which means that it can withstand changes in temperature without deforming or cracking. The coefficient of thermal expansion for CC762S is approximately 9.3 x 10^-6 in/in/°F, which is lower than some other copper alloys.
Melting Point: The melting point of CC762S is around 1,895°F (1,033°C). This high melting point makes CC762S suitable for high-temperature applications, such as furnace components, where it can withstand prolonged exposure to heat.
Overall, the thermal properties of CC762S make it a versatile material for use in various high-temperature applications where good thermal conductivity and resistance to thermal expansion and deformation are important factors. By considering these properties, manufacturers and designers can select the appropriate material for their specific application needs.
Typical Uses
CC762S is a high-strength copper alloy that is often used in a variety of industrial applications due to its excellent mechanical and thermal properties. Here are some typical uses of CC762S:
- Bearings and Bushings: CC762S is commonly used to manufacture bearings and bushings that require high strength and wear resistance. Its high tensile strength and resistance to corrosion make it an ideal material for these applications.
- Gears: Due to its high strength and resistance to wear, CC762S is also used to manufacture gears that operate in harsh environments. Its excellent lubricity and machinability make it easy to produce precision gears that can withstand heavy loads and high speeds.
- Valve Components: CC762S is frequently used in the production of valve components such as valve seats, stems, and bodies. Its high resistance to corrosion and erosion, combined with its excellent thermal properties, make it an ideal material for these applications.
- Hydraulic Fittings: CC762S is often used to manufacture hydraulic fittings due to its high strength and resistance to wear and corrosion. Its excellent thermal conductivity also makes it suitable for use in high-pressure hydraulic systems that require efficient heat transfer.
- Marine Applications: CC762S is frequently used in marine applications such as propeller shafts, rudders, and bearings. Its resistance to corrosion in seawater and its high strength make it an ideal material for these applications.
Overall, CC762S is a versatile material that can be used in a wide range of applications where high strength, wear resistance, and resistance to corrosion are critical. By considering its properties, manufacturers and designers can choose the appropriate material for their specific application needs.
Equivalents
While CC762S is a high-strength copper alloy that is well-suited for various industrial applications, it may not always be available or may not be the most cost-effective option for a particular project. In such cases, manufacturers and designers may consider using equivalent materials that offer similar properties and performance. Here are some equivalents of CC762S:
- C90500: C90500 is a copper-tin-lead alloy that is similar to CC762S in terms of its high strength and wear resistance. It also has good machinability and can be used in a wide range of industrial applications such as bearings, gears, and hydraulic fittings.
- C93200: C93200, also known as SAE 660 or bearing bronze, is another copper alloy that is frequently used as an alternative to CC762S. It has similar properties such as high strength, wear resistance, and good machinability, and is commonly used in applications such as bushings, bearings, and thrust washers.
- C95400: C95400 is a copper-aluminum bronze alloy that offers excellent corrosion resistance, high strength, and wear resistance. It is commonly used in marine applications such as propeller shafts, rudders, and marine hardware.
- C95500: C95500, also known as nickel-aluminum bronze, is a copper alloy that offers excellent corrosion resistance, high strength, and wear resistance. It is commonly used in marine applications such as propeller shafts, seawater intake screens, and marine hardware.
By considering equivalent materials to CC762S, manufacturers and designers can choose the best option for their specific application needs, taking into account factors such as cost, availability, and performance requirements.
Mechanical Properties
CC762S is a copper-tin-lead alloy with high strength and excellent wear resistance, making it a popular choice for a wide range of industrial applications. Its mechanical properties are critical to its performance in these applications, and understanding these properties can help manufacturers and designers make informed decisions about its use.
Here are some of the key mechanical properties of CC762S:
- Tensile strength: CC762S has a tensile strength ranging from 60,000 to 110,000 psi (414-758 MPa), making it a strong and durable material.
- Yield strength: The yield strength of CC762S is typically around 35,000 psi (241 MPa), indicating its ability to withstand high stresses without permanent deformation.
- Elongation: CC762S has a moderate level of elongation, typically ranging from 10-15%. This means that the material can deform and stretch to a certain extent before it breaks, making it ideal for applications that require some level of flexibility.
- Hardness: CC762S has a high hardness of around 130-180 Brinell, which means it is resistant to wear and can withstand abrasive conditions.
- Fatigue strength: CC762S has good fatigue strength, meaning it can withstand repeated cycles of stress without failure, making it suitable for applications with cyclical loads.
Understanding the mechanical properties of CC762S is essential for ensuring its proper use in various industrial applications such as bearings, bushings, gears, and valve components. Manufacturers and designers can use this information to select the appropriate material for their specific application needs and ensure that their products meet performance requirements.
