C70250 Nickel Silicon Copper Wire Description
C70250 Nickel Silicon Copper Wire is a high-performance copper alloy wire containing nickel and silicon as primary alloying elements. This alloy is known for its excellent combination of high strength, good electrical conductivity, and superior resistance to corrosion and wear. It is often used in applications where a balance between mechanical strength and electrical performance is required.
C70250 Nickel Silicon Copper Wire Specifications
Typical Chemical Composition (%)
UNS No.
|
Cu
|
Pb
|
Zn
|
Fe
|
Ni
|
Mg
|
Mn
|
Si
|
C70250
|
Bal.
|
0.05
|
1.0
|
0.2
|
2.2-4.2
|
0.05-0.30
|
0.1
|
0.25-1.2
|
Product Properties
Shape
|
Wire
|
Standard
|
ASTM B97
|
Density (g/cm3)
|
8.87
|
Coefficient of Thermal Expansion
|
17.6 x 10-6 / °C (20-300°C)
|
Specific Heat Capacity
|
0.399 J/(g·K)
|
Thermal Conductivity
|
190 W/m · K at 20 C
|
Electrical Conductivity
|
40 % IACS @ 68 F
|
Thermal Coefficient of Electrical Resistance
|
3*10-3/K
|
Elastic Modulus
|
130 GPa
|
C70250 Nickel Silicon Copper Wire Applications
- Electrical Connectors and Contacts: Used in electrical connectors, terminals, and contacts due to its good conductivity and resistance to stress relaxation.
- Springs and Relays: Suitable for springs, relays, and other components that require high strength and good conductivity.
- Telecommunication Equipment: Employed in telecommunication devices and equipment where both mechanical durability and electrical conductivity are essential.
- Aerospace Components: Used in aerospace applications where high strength, corrosion resistance, and good conductivity are necessary.
- Automotive Electrical Systems: Applied in automotive electrical systems, such as wiring harnesses and connectors, due to its good conductivity and resistance to wear and corrosion.
C70250 Nickel Silicon Copper Wire Packaging
Our C70250 Nickel Silicon Copper Wire is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
FAQs
Q1: What is the primary advantage of using C70250 Nickel Silicon Copper Wire?
The primary advantage is its excellent combination of high strength, good electrical conductivity, and superior corrosion resistance, making it ideal for demanding electrical and mechanical applications.
Q2: Is C70250 Nickel Silicon Copper Wire suitable for outdoor applications?
Yes, it is well-suited for outdoor applications, particularly in marine and industrial environments, due to its excellent corrosion resistance.
Q3: Can C70250 Nickel Silicon Copper Wire be used in electrical applications?
Yes, it is suitable for electrical applications where moderate to high conductivity (30-50% IACS) and mechanical strength are both needed, such as in connectors, terminals, and contact springs.
Q4: How does C70250 compare to other copper alloys like C64700 or C51900?
C70250 offers a higher strength-to-conductivity ratio than many other copper alloys, like C64700 or C51900, while also providing excellent corrosion resistance. It is typically stronger than C51900 phosphor bronze and more conductive than C64700 nickel silicon bronze.
Specification
Typical Chemical Composition (%)
UNS No.
|
Cu
|
Pb
|
Zn
|
Fe
|
Ni
|
Mg
|
Mn
|
Si
|
C70250
|
Bal.
|
0.05
|
1.0
|
0.2
|
2.2-4.2
|
0.05-0.30
|
0.1
|
0.25-1.2
|
Product Properties
Shape
|
Wire
|
Standard
|
ASTM B97
|
Density (g/cm3)
|
8.87
|
Coefficient of Thermal Expansion
|
17.6 x 10-6 / °C (20-300°C)
|
Specific Heat Capacity
|
0.399 J/(g·K)
|
Thermal Conductivity
|
190 W/m · K at 20 C
|
Electrical Conductivity
|
40 % IACS @ 68 F
|
Thermal Coefficient of Electrical Resistance
|
3*10-3/K
|
Elastic Modulus
|
130 GPa
|