C7025 copper alloy is a high-strength copper alloy, mainly composed of copper and nickel, of which the content of nickel is about 8-10%. This alloy has excellent strength, corrosion resistance and heat resistance. C7025 copper alloy is commonly used in the manufacture of components in the aerospace and automotive industries, such as engine parts, turbine blades and exhaust valves. It is also widely used in the manufacture of electronic equipment, chemical equipment and marine equipment and other fields.
C7025 Copper Alloy Color
The color of C7025 copper alloy is red.
Thermal Properties of C7025 Copper Alloy
C7025 copper alloy is a copper alloy containing 2% nickel and 0.5% silicon. It has excellent thermal performance, the following are some characteristics of its thermal performance:
High thermal conductivity: C7025 copper alloy has extremely high thermal conductivity, which enables it to conduct heat quickly. It is an excellent heat-conducting material and can be widely used in heat exchangers, heat conductors and other fields.
Moderate coefficient of thermal expansion: C7025 copper alloy has a relatively low coefficient of thermal expansion, allowing it to maintain a relatively stable size and shape when the temperature changes. This makes it ideal for applications in high temperature environments.
Good high temperature resistance: C7025 copper alloy has good high temperature resistance, and can work for a long time in a high temperature environment without plastic deformation or softening. This makes it widely used in high-temperature working environments such as aerospace and automobiles.
Strong oxidation resistance: C7025 copper alloy exhibits strong oxidation resistance in high temperature environments, and is not easily corroded by oxides. This characteristic makes it an ideal material for work in high temperature oxidizing environments such as burners, stoves, etc.
C7025 Copper Alloy Surface Finish
The surface finish of C7025 copper alloy can be adjusted according to its processing method and treatment process. A common measure of surface finish is Ra (average roughness). Here are some common C7025 copper alloy surface finish ranges:
Cold rolled state: Ra≤0.8μm
Hot rolled state: Ra≤1.6μm
Annealed state: Ra≤0.4μm
Pickling bright state: Ra≤0.2μm
C7025 Copper Alloy Composition
C7025 copper alloy is a copper-nickel-silicon alloy whose composition includes:
Copper (Cu): about 92.5% to 94.5%.
Nickel (Ni): about 4.2% to 5.8%.
Silicon (Si): about 0.6% to 1.2%.
A small amount of impurities such as iron (Fe) and tin (Sn).
C7025 copper alloy has high strength, high thermal conductivity, and excellent corrosion resistance, making it suitable for high-performance applications such as the manufacture of electronic equipment, aerospace components, and automotive components.
Mechanical Properties of C7025 Copper Alloy
C7025 copper alloy is a high strength, high corrosion resistance copper alloy material. It has good mechanical properties and wear resistance, and is often used in the manufacture of high-load, high-speed mechanical parts, automotive engine parts, pneumatic tools, bearings, etc.
Les propriétés mécaniques spécifiques sont les suivantes :
Tensile strength: The tensile strength of C7025 copper alloy is between 650 and 750 MPa, which makes it have good tensile properties and can be used to withstand large tensile forces.
Yield strength: The yield strength of C7025 copper alloy is between 500 and 700 MPa, which refers to the threshold strength at which the material begins to show plastic deformation when subjected to certain bending or stretching. High yield strength means that the material has good plasticity and deformation ability.
Elongation: The elongation of C7025 copper alloy is more than 10%, which means that the material can show a certain degree of ductility when stretched or bent, and has good extensibility.
Hardness: The hardness of C7025 copper alloy is usually between HRB80 and HRB90, which makes it have good wear resistance and wear resistance, and is suitable for working environments under high friction and wear conditions.
Physical Properties of C7025 Copper Alloy
C7025 copper alloy is a high strength, high thermal conductivity copper alloy with the following physical properties:
Density: The density of C7025 copper alloy is about 8.8 grams per cubic centimeter, which is relatively high, indicating that it is a relatively heavy material.
Electrical conductivity: C7025 copper alloy has excellent electrical conductivity, the electrical conductivity is about 76-85 MS/m, it is an excellent conductive material.
Thermal conductivity: C7025 copper alloy has good thermal conductivity, the thermal conductivity is about 200-240 W/(m·K), making it a high-quality thermal conductivity material.
Melting point: C7025 copper alloy has a higher melting point, about 950-1025 degrees Celsius.
Strength: C7025 copper alloy has high strength, its yield strength can reach 380 to 414 MPa, and its tensile strength can reach 486 to 517 MPa.
Corrosion resistance: C7025 copper alloy has good corrosion resistance and can resist the erosion of most common corrosive media.
Processability: C7025 copper alloy has good processability, and can be processed and formed by cold working, hot working and welding.
Performance characteristics of C7025 copper alloy
C7025 copper alloy is a copper alloy with high strength and high thermal conductivity, which has the following performance characteristics:
High strength: The strength of C7025 copper alloy is higher than that of ordinary pure copper, and it has better strength retention ability under high temperature and high stress conditions.
High thermal conductivity: C7025 copper alloy has good thermal conductivity, which can effectively conduct heat and is suitable for occasions that require heat dissipation.
Excellent corrosion resistance: C7025 copper alloy has good corrosion resistance, especially in seawater and steam environments, and can be used in marine engineering and chemical fields.
Good weldability: C7025 copper alloy is easy to weld and process, can be welded with other metals, and has good processability.
Excellent physical properties: C7025 copper alloy has good thermal expansion and low temperature rigidity, and can maintain stable performance in different temperature ranges.
Application of C7025 Copper Alloy
C7025 copper alloy is often used in electronics, communications, aerospace, automobiles, ships, construction and chemical industries. The specific uses are as follows:
Electronic field: C7025 copper alloy can be used to manufacture connectors, sockets, insulators and conductive parts.
Communication field: C7025 copper alloy is widely used in the manufacture of communication equipment, such as cables, antennas, microwave devices, etc.
Aerospace field: C7025 copper alloy has good corrosion resistance and high strength, and is widely used in the manufacture of aerospace parts, such as engine connectors, turbine blades, heat sinks, etc.
Automotive field: C7025 copper alloy can be used to manufacture automotive engine parts, transmission systems, braking systems and electrical connectors.
Construction field: C7025 copper alloy is used in building structural materials, door and window hardware, piping and HVAC systems, etc.
Chemical field: C7025 copper alloy has good corrosion resistance and wear resistance, and is often used in the manufacture of chemical equipment, such as reaction vessels, heat exchangers and pipelines.