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Formula: Cu 63/Zn 37
Form: Coil
Material: Copper/Zinc (Brass)
Commodity: Alloys
Brass Coil (Cu63/Zn37) exhibits a balance of mechanical strength, corrosion resistance, and ductility, owing to its α-phase microstructure in the copper–zinc alloy system. The 63/37 composition provides excellent cold-working properties while maintaining sufficient electrical conductivity, making it ideal for precision forming and complex fabrication. Its corrosion resistance, particularly against atmospheric and freshwater exposure, makes it suitable for long-term structural and electrical use. Industries including electronics, automotive, and decorative manufacturing utilize this alloy for components such as connector strips, heat exchanger fins, and architectural cladding. Specific technologies benefiting from brass coils include stamped terminals for electronic circuits, precision springs, and shielding elements in RF systems. Ongoing research explores its electrochemical behavior, fatigue resistance, and potential for advanced energy storage interfaces. Its versatility, formability, and performance stability ensure Brass Coil (Cu63/Zn37) remains a vital material in both industrial production and research-driven engineering.
Tolerances
Coil
| Thickness | <0.01mm | ±25% |
|---|---|---|
| Thickness | 0.01mm - 0.05mm | ±15% |
| Thickness | >0.05mm | ±10% |
Material Properties for Alloys
Mechanical Properties
| Element | Value |
|---|---|
| Hardness - Brinell | 65-136 |
| Elongation at break( % ) | 55 |
| Modulus of elasticity( GPa ) | 95-110 |
| Shear strength( MPa ) | 280-310 |
| Tensile strength( MPa ) | 330-500 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 6.2-6.6 |
| Temperature coefficient( K⁻¹ ) | 0.0016-0.0017 |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 900-920 |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 125@23°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 19-20.5@20-100°C |
Physical Properties
| Element | Value |
|---|---|
| Density( gcm⁻³ ) | 8.45 |
Other Customers Purchased
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Nickel Silver Alloy Coil (Cu64/Ni12/Zn24) Formula: Cu64/Ni12/Zn24
Thickness: 0.125mm
Coil Width: 200mm
Length: 20m
UOM Code: 011-864-99
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Brass Rod (Cu63/Zn37) Formula: Cu63/Zn37
Diameter: 10mm
Length: 1000mm
Temper: Annealed
UOM Code: 074-052-97
eachStarting at $268.00
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Brass Spooled Wire (Cu63/Zn37) Formula: Cu63/Zn37
Product Shape: Spooled
Diameter: 0.125mm
Length: 100m
Temper: Hard
UOM Code: 036-832-46
eachStarting at $294.00
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Brass Spooled Wire (Cu70/Zn30) Formula: Cu70/Zn30
Product Shape: Spooled
Diameter: 0.6mm
Length: 1m
Temper: As Drawn
UOM Code: 028-151-74
eachStarting at $411.00
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Leaded Brass Rod (Cu58/Zn39/Pb3) Formula: Cu58/Zn39/Pb 3
Diameter: 20mm
Length: 10mm
UOM Code: 100-104-86
eachStarting at $309.00
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Gilding Metal Alloy Spooled Wire (Cu85/Zn15) Formula: Cu85/Zn15
Product Shape: Spooled
Diameter: 0.711mm
Length: 50m
Temper: As Drawn
UOM Code: 034-003-22
eachStarting at $189.00
Discounts applied for volume purchases
