C96700 Copper vs. R60804 Alloy

C96700 copper belongs to the copper alloys classification, while R60804 alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C96700 copper and the bottom bar is R60804 alloy.

UNS C96700 (Alloy 72C) Nickel-Beryllium Copper UNS R60804 Zirconium-Tin Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		140
Elastic (Young's, Tensile) Modulus, GPa		98

Elongation at Break, %		10
Elongation at Break, %		22

Poisson's Ratio		0.33
Poisson's Ratio		0.34

Shear Modulus, GPa		53
Shear Modulus, GPa		36

Tensile Strength: Ultimate (UTS), MPa		1210
Tensile Strength: Ultimate (UTS), MPa		430

Tensile Strength: Yield (Proof), MPa		550
Tensile Strength: Yield (Proof), MPa		270

Thermal Properties

Latent Heat of Fusion, J/g		250
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		30
Thermal Conductivity, W/m-K		22

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		6.0

Otherwise Unclassified Properties

Density, g/cm³		8.8
Density, g/cm³		6.5

Embodied Water, L/kg		280
Embodied Water, L/kg		290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		99
Resilience: Ultimate (Unit Rupture Work), MJ/m³		85

Resilience: Unit (Modulus of Resilience), kJ/m³		1080
Resilience: Unit (Modulus of Resilience), kJ/m³		380

Stiffness to Weight: Axial, points		8.9
Stiffness to Weight: Axial, points		8.3

Stiffness to Weight: Bending, points		20
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		38
Strength to Weight: Axial, points		18

Strength to Weight: Bending, points		29
Strength to Weight: Bending, points		19

Thermal Diffusivity, mm²/s		8.5
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		40
Thermal Shock Resistance, points		53

Alloy Composition

Beryllium (Be), %		1.1 to 1.2
Beryllium (Be), %		0

Chromium (Cr), %		0
Chromium (Cr), %		0.070 to 0.13

Copper (Cu), %		62.4 to 68.8
Copper (Cu), %		0

Iron (Fe), %		0.4 to 1.0
Iron (Fe), %		0.18 to 0.24

Lead (Pb), %		0 to 0.010
Lead (Pb), %		0

Manganese (Mn), %		0.4 to 1.0
Manganese (Mn), %		0

Nickel (Ni), %		29 to 33
Nickel (Ni), %		0

Silicon (Si), %		0 to 0.15
Silicon (Si), %		0

Tin (Sn), %		0
Tin (Sn), %		1.2 to 1.7

Titanium (Ti), %		0.15 to 0.35
Titanium (Ti), %		0

Zirconium (Zr), %		0.15 to 0.35
Zirconium (Zr), %		97.8 to 98.6

Residuals, %		0
Residuals, %		0 to 0.12