UNS C72150 (CuNi44) Copper-Nickel
Nickel Alloys
Property Overview
Density8.9g/cm³
Elastic Modulus150GPa
Tensile Strength490MPa
Yield Strength210MPa
Brinell Hardness99HB
Maximum Service Temperature600°C
Chemical Composition
C
0 to 0.1%
NI
43 to 46%
MN
0 to 0.050%
SI
0 to 0.5%
CU
52.5 to 57%
PB
0 to 0.050%
RES.
Residuals res. | | 0 to 0.5%
RESIDUALS RES.
0 to 0.5%
ZN
0 to 0.2%
FE
0 to 0.1%
Mechanical
Elastic (Young's, Tensile) Modulus
150 GPa
Elongation at Break
29 %
Poisson's Ratio
0.33
Shear Modulus
55 GPa
Shear Strength
320 MPa
Tensile Strength: Ultimate (UTS)
490 MPa
Tensile Strength: Yield (Proof)
210 MPa
Hardness
Brinell Hardness
99
Physical
Density
8.9 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
600 °C
Melting Completion (Liquidus)
1210 °C
Melting Onset (Solidus)
1250 °C
Specific Heat Capacity
410 J/kg-K
Thermal Conductivity
22 W/m-K
Thermal Diffusivity
6.0 mm 2 /s
Thermal Expansion
14 µm/m-K
Thermal Shock Resistance
18 points
Electrical
Electrical Conductivity: Equal Volume
3.5 % IACS
Electrical Conductivity: Equal Weight (Specific)
3.6 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
120 MJ/m 3
Resilience: Unit (Modulus of Resilience)
150 kJ/m 3
Stiffness to Weight: Axial
9.1 points
Stiffness to Weight: Bending
20 points
Strength to Weight: Axial
15 points
Strength to Weight: Bending
15 points
Environmental
Base Metal Price
45 % relative
Embodied Carbon
6.1 kg CO 2 /kg material
Embodied Energy
88 MJ/kg
Embodied Energy
88 MJ/kg 38 x 10 3 BTU/lb
Embodied Water
270 L/kg
Embodied Water
270 L/kg 33 gal/lb
Registered Designations & Aliases
C72150CuNi44UNS C72150 (CuNi44) Copper-Nickel