Copper is a popular metal that has been used for thousands of years. It is one of the most important metals in the world, and its uses are endless. One of the types of copper is C21000 Copper. It is known for its unique properties and is used in many industries. This blog post will discuss all you need to know about C21000 Copper, including its composition, physical properties, mechanical properties, uses, hardness, heat treatment, welding, and corrosion resistance.
C21000 Composition
C21000 Copper is a high-strength copper alloy comprising 96% copper and 4% nickel. This composition gives it unique properties that make it suitable for various applications.
| Elements | Content (%) |
|---|---|
| Copper, Cu | 94-96 |
| Iron, Fe | 0.05 |
| Lead, Pb | 0.05 |
| Zinc, Zn | Balance |
C21000 Physical Properties
C21000 Copper has excellent physical properties, including high thermal conductivity, high electrical conductivity, and good corrosion resistance. It is also non-magnetic and has a relatively low density compared to other metals.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 8.86 g/cm3 | 0.320 lb/in3 |
| Melting point | 1049°C | 1920°F |
C21000 Mechanical Properties
C21000 Copper is a high-strength copper alloy that offers great mechanical properties. It has a tensile strength of 610 MPa and a yield strength of 400 MPa. Additionally, it has a good elongation capacity and can be easily formed into different shapes.
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 290MPa | 42 ksi |
| Yield strength | 221 MPa | 32 ksi |
| Elongation | 25% | 25% |
| Shear strength | 221 MPa | 32 ksi |
C21000 Equivalents
- ASTM B134
- ASTM B36
- ASTM B587
- ASTM B698
- QQ W321
- SAE J461
- SAE J463
C21000 Uses
C21000 Copper is used in many industries, including aerospace, defence, electrical, and automotive. It is commonly used in electrical components, heat exchangers, and marine applications. It’s high strength and corrosion resistance make it ideal for these applications.
C21000 Hardness
C21000 Copper is a high-strength copper alloy that is soft and ductile in its annealed state. However, it can quickly harden through cold working, increasing strength and hardness.
C21000 Heat Treatment
C21000 Copper does not require heat treatment to achieve its desirable properties. However, it can be annealed to soften it and make it easier to work with.
C21000 Welding
C21000 Copper can be welded using various welding techniques, including brazing, soldering, and gas tungsten arc welding (GTAW). However, it is essential to use appropriate welding techniques and avoid overheating the metal, which may cause microstructural damage.
C21000 Corrosion Resistant
C21000 Copper offers good corrosion resistance. It is resistant to most types of corrosion, including atmospheric, marine, and industrial environments. This makes it ideal for applications in harsh environments.
Conclusion
C21000 Copper is an essential metal used in various industries due to its unique physical and mechanical properties. It is a high-strength copper alloy that offers excellent corrosion resistance, making it ideal for applications in harsh environments. It is crucial to ensure optimal performance in different applications to understand their composition, physical properties, mechanical properties, uses, hardness, heat treatment, welding, and corrosion resistance.
