C15715, also known as Chromium Copper Zirconium, is a high-performance copper alloy known for its excellent
strength, high electrical and thermal conductivity, and superior wear resistance. This makes it ideal for
applications requiring a combination of mechanical strength and electrical conductivity, particularly in
demanding environments.
Chemical Composition
C15715 is primarily composed of the following elements:
| Element |
Percentage (%) |
| Copper (Cu) |
97.0 - 98.0 |
| Chromium (Cr) |
0.5 - 1.2 |
| Zirconium (Zr) |
0.02 - 0.25 |
| Others |
Balance |
Mechanical Properties
C15715 exhibits excellent mechanical properties, making it suitable for various demanding applications:
| Property |
Value |
| Tensile Strength |
450 - 600 MPa |
| Yield Strength |
380 - 520 MPa |
| Elongation |
10 - 25% |
| Hardness (Rockwell B) |
80 - 100 |
| Electrical Conductivity |
75 - 85% IACS (International Annealed Copper Standard) |
| Density |
8.9 g/cm³ |
Corresponding Country's Brand
C15715 is recognized under different brands in various countries. Here are some equivalents:
| Country |
Brand Name |
| USA |
Chromium Copper Zirconium |
| UK |
CW106C |
| Germany |
CuCr1Zr |
| Japan |
C1571 |
| China |
QCr0.5-0.1Zr |
Common Questions and Answers
1. What are the primary advantages of using C15715 in industrial applications?
Answer: C15715 offers a combination of high strength, excellent electrical conductivity,
and superior wear resistance. Its good thermal stability and resistance to softening at elevated
temperatures make it ideal for applications such as electrical connectors, spot welding electrodes, and
other high-stress electrical applications.
2. Can C15715 be easily welded or soldered?
Answer: Yes, C15715 can be welded and soldered, though welding may require specific
techniques to avoid reducing the material's strength. It is important to use proper filler materials and
controlled welding conditions to maintain the alloy's desirable properties.
3. In what applications is C15715 commonly used?
Answer: C15715 is commonly used in the manufacturing of electrical connectors, spot welding
electrodes, and components requiring a combination of high strength and electrical conductivity. Its
resistance to softening at elevated temperatures also makes it suitable for applications in power generation
and transmission.
Summary Table
| Aspect |
Details |
| Chemical Composition |
Cu (97.0-98.0%), Cr (0.5-1.2%), Zr (0.02-0.25%), Others (Balance) |
| Mechanical Properties |
Tensile Strength: 450-600 MPa, Yield Strength: 380-520 MPa, Elongation: 10-25%, Hardness: 80-100
Rockwell B, Electrical Conductivity: 75-85% IACS, Density: 8.9 g/cm³
|
| Country Brands |
USA: Chromium Copper Zirconium, UK: CW106C, Germany: CuCr1Zr, Japan: C1571, China: QCr0.5-0.1Zr
|
| Applications |
Electrical connectors, spot welding electrodes, power generation and transmission components
|
C15715 Chromium Copper Zirconium is a versatile and reliable material widely used across various industries
for its excellent combination of strength, conductivity, and thermal stability.
