CR025A Copper vs. Grade 702C Zirconium

CR025A copper belongs to the copper alloys classification, while grade 702C zirconium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is CR025A copper and the bottom bar is grade 702C zirconium.

EN CR025A (Cu-DXP) Phosphorus-Deoxidized Copper Grade 702C Cast Zirconium

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		120
Elastic (Young's, Tensile) Modulus, GPa		97

Elongation at Break, %		15
Elongation at Break, %		13

Poisson's Ratio		0.34
Poisson's Ratio		0.34

Shear Modulus, GPa		43
Shear Modulus, GPa		36

Tensile Strength: Ultimate (UTS), MPa		230
Tensile Strength: Ultimate (UTS), MPa		430

Tensile Strength: Yield (Proof), MPa		140
Tensile Strength: Yield (Proof), MPa		310

Thermal Properties

Latent Heat of Fusion, J/g		210
Latent Heat of Fusion, J/g		250

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		270

Thermal Conductivity, W/m-K		370
Thermal Conductivity, W/m-K		22

Thermal Expansion, µm/m-K		17
Thermal Expansion, µm/m-K		5.7

Otherwise Unclassified Properties

Density, g/cm³		9.0
Density, g/cm³		6.7

Embodied Water, L/kg		320
Embodied Water, L/kg		450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		31
Resilience: Ultimate (Unit Rupture Work), MJ/m³		52

Resilience: Unit (Modulus of Resilience), kJ/m³		83
Resilience: Unit (Modulus of Resilience), kJ/m³		510

Stiffness to Weight: Axial, points		7.2
Stiffness to Weight: Axial, points		8.1

Stiffness to Weight: Bending, points		18
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		7.1
Strength to Weight: Axial, points		18

Strength to Weight: Bending, points		9.3
Strength to Weight: Bending, points		19

Thermal Diffusivity, mm²/s		110
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		8.1
Thermal Shock Resistance, points		55

Alloy Composition

Bismuth (Bi), %		0 to 0.00050
Bismuth (Bi), %		0

Carbon (C), %		0
Carbon (C), %		0 to 0.1

Copper (Cu), %		99.9 to 99.96
Copper (Cu), %		0

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

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

Iron (Fe), %		0
Iron (Fe), %		0 to 0.3

Lead (Pb), %		0 to 0.0050
Lead (Pb), %		0

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.030

Oxygen (O), %		0
Oxygen (O), %		0 to 0.25

Phosphorus (P), %		0.040 to 0.060
Phosphorus (P), %		0 to 0.010

Silver (Ag), %		0 to 0.015
Silver (Ag), %		0

Zirconium (Zr), %		0
Zirconium (Zr), %		94.8 to 100