C71000 Copper-nickel vs. Commercially Pure Zirconium

C71000 copper-nickel belongs to the copper alloys classification, while commercially pure zirconium belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is C71000 copper-nickel and the bottom bar is commercially pure zirconium.

UNS C71000 Copper-Nickel Commercially Pure (Unalloyed, R60702) Zirconium

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		130
Elastic (Young's, Tensile) Modulus, GPa		98

Poisson's Ratio		0.33
Poisson's Ratio		0.34

Shear Modulus, GPa		49
Shear Modulus, GPa		36

Tensile Strength: Ultimate (UTS), MPa		320 to 560
Tensile Strength: Ultimate (UTS), MPa		430

Thermal Properties

Latent Heat of Fusion, J/g		230
Latent Heat of Fusion, J/g		250

Specific Heat Capacity, J/kg-K		400
Specific Heat Capacity, J/kg-K		270

Thermal Conductivity, W/m-K		43
Thermal Conductivity, W/m-K		22

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		5.5

Otherwise Unclassified Properties

Density, g/cm³		8.9
Density, g/cm³		6.7

Embodied Water, L/kg		290
Embodied Water, L/kg		450

Common Calculations

Stiffness to Weight: Axial, points		8.2
Stiffness to Weight: Axial, points		8.1

Stiffness to Weight: Bending, points		19
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		10 to 18
Strength to Weight: Axial, points		18

Strength to Weight: Bending, points		12 to 17
Strength to Weight: Bending, points		19

Thermal Diffusivity, mm²/s		12
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		12 to 20
Thermal Shock Resistance, points		56

Alloy Composition

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Carbon (C), %		0
Carbon (C), %		0 to 0.050

Chromium (Cr), %		0
Chromium (Cr), %		0 to 0.2

Copper (Cu), %		73.5 to 80.5
Copper (Cu), %		0

Hafnium (Hf), %		0
Hafnium (Hf), %		0 to 4.5

Hydrogen (H), %		0
Hydrogen (H), %		0 to 0.0050

Iron (Fe), %		0.5 to 1.0
Iron (Fe), %		0 to 0.2

Lead (Pb), %		0 to 0.050
Lead (Pb), %		0

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0

Nickel (Ni), %		19 to 23
Nickel (Ni), %		0

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.025

Oxygen (O), %		0
Oxygen (O), %		0 to 0.16

Zinc (Zn), %		0 to 1.0
Zinc (Zn), %		0

Zirconium (Zr), %		0
Zirconium (Zr), %		94.7 to 100

Residuals, %		0 to 0.5
Residuals, %		0