Images are for guidance only and might not represent the final product.
Technical Data Sheet
Safety Data Sheet
Wishlist

Constantan® Rod

Constantan® Rods are part of our extensive range of specialized alloy rods. They’re available in 52 variations, with different diameters and lengths to choose from. Constantan® rods showcase excellent spring properties, low electrical resistivity and corrosion resistance. They’re versatile and find applications in various industries, including the manufacturing of springs, thermocouples and electrical resistance wire. With their range of sizes and consistent performance, our Constantan® Rods cater to diverse needs across science and industry.
Formula: Cu55/Ni45
Diameter: 10mm
Length: 20mm
Temper: Annealed
UOM Code: 456-895-28
SKU: 1000058049
Product Code: CU04-RD-000125

Tolerances

Rod
Diameter =<10mm ±10%
Diameter >10mm ±5%

Health hazard/Hazardous to the ozone layer

Serious health hazard

Tolerances

Rod
Diameter =<10mm ±10%
Diameter >10mm ±5%
Technical Data Sheet
Safety Data Sheet
$237.38
each
  • Buy 5 for $192.28 each and save 19%
  • Buy 10 for $175.66 each and save 26%
No Minimum order Despatch of products in stock within 48 hours Free technical support *Free delivery worldwide

Shipping restrictions and charges
may apply for some hazardous materials.

Can't find what you're looking for? For customized options

Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 100-300
Elongation at break( % ) 45
Modulus of elasticity( GPa ) 162
Izod impact strength( J m⁻¹ ) 107
Tensile strength( MPa ) 400-590
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 52
Temperature coefficient( K⁻¹ ) 0.00002+/-
Thermal Properties
Element Value
Maximum use temperature in air( C ) 500
Melting point( C ) 1225-1300
Thermal conductivity( W m⁻¹ K⁻¹ ) 19.5@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 14.9@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.9
Other Customers Purchased