California Fine Wire is a manufacturer of Brass 7030 CDA 230 fine wire. Our specialty is supplying Brass 7030 CDA 230 wire in the smallest diameters on the market.
Unit of Measure

Specifications

Brands

N/A California Fine Wire Co.

Industry Standards

N/A American Society for Testing and Materials (ASTM) B-134

Federal Specifications Standards and Test

N/A QQ-W-321

Second Element

N/A Copper (Cu) Zinc (Zn)

Electrical

Specific Resistance

N/A 37.000 Ohm·cm/ft

Specific Resistivity

N/A 6.15 µOhm·cm²/cm

Commercial Resistance Tolerance (On Sizes below 0.020)

N/A 3.00 %

Temperature Coefficient of Resistance (0 to 100 Degree Celsius (ºC) Temperature)

N/A 0.00148 Ohm/Ohm/ºC

Thermal Electromotive Force (EMF) Vs Copper

N/A -0.014

Physical

Density

N/A 8.53 g/cm³

Youngs Modulus

N/A 16 x 106 psi

Specific Heat at 20 Degree Celsius (ºC) Temperature

N/A 0.090 cal/g

Thermal Conductivity

N/A 1.192000 W/cm/ºC

Coefficient of Linear Expansion

N/A 19.9 x 10-6 in/in ºC

Melting Point

N/A 915.00 ºC

Composition

Element

N/A Copper (Cu) Zinc (Zn)

Nominal Copper (Cu) Composition

N/A 70.0000 %

Maximum Zinc (Zn) Composition

N/A 30.0000 %

Tensile Strength

Hard Ultimate Tensile Strength (UTS)

N/A 110000 psi

Annealed Ultimate Tensile Strength (UTS)

N/A 54000 psi

Hard Yield Tensile Strength (YTS)

N/A 70000 psi

Annealed Yield Tensile Strength (YTS)

N/A 40000 psi

Note

N/A All values may vary dependent on specific design and usage.