Material Properties
CW400J is a Nickel Silver alloy appreciated for its excellent machinability, corrosion resistance, and attractive silver-like appearance.
Composition: CuNi7Zn39Pb3Mn2

Physical Properties

• Density: 8.44 g/cm³
• Electrical Conductivity: 5% IACS
• Thermal Conductivity: 30 W/m·K
• Thermal Expansion Coefficient: 19,5 x 10⁻⁶ /K
• Modulus of Elasticity: 120 GPa

Forming

• Machinability: Excellent
• Capacity for Being Cold Worked: Good
• Capacity for Being Hot Worked: Moderate
• Corrosion Resistance: Good

Typical Applications

• Musical Instruments: Used for wind instruments like flutes and saxophones due to its favorable acoustic properties and aesthetic appeal.
• Ornamental Hardware: Popular choice for decorative hardware such as handles, knobs, and fixtures in architecture and interior design.
• Electrical Components: Employed in electrical connectors, terminals, and switchgear components due to its conductivity and corrosion resistance.
• Consumer Goods: Utilized in the production of jewelry, writing instruments, and decorative items for its attractive appearance and ease of shaping.
• Marine Applications: Suitable for marine hardware and fittings thanks to its corrosion resistance, making it ideal for use in marine environments.

CuNi7Zn39Pb3Mn2 Brass Alloy’s combination of mechanical properties, corrosion resistance, and aesthetic appeal makes it a versatile material for a wide range of applications across various industries.