C71640 Copper-nickel vs. Grade 8 Babbitt Metal

C71640 copper-nickel belongs to the copper alloys classification, while grade 8 Babbitt Metal belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C71640 copper-nickel and the bottom bar is grade 8 Babbitt Metal.

UNS C71640 Copper-Nickel Grade 8 (L53565) Lead-Base Babbitt Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		140
Elastic (Young's, Tensile) Modulus, GPa		24

Poisson's Ratio		0.33
Poisson's Ratio		0.41

Shear Modulus, GPa		52
Shear Modulus, GPa		8.5

Tensile Strength: Yield (Proof), MPa		190 to 460
Tensile Strength: Yield (Proof), MPa		23

Thermal Properties

Latent Heat of Fusion, J/g		240
Latent Heat of Fusion, J/g		46

Melting Completion (Liquidus), °C		1180
Melting Completion (Liquidus), °C		270

Melting Onset (Solidus), °C		1120
Melting Onset (Solidus), °C		240

Specific Heat Capacity, J/kg-K		410
Specific Heat Capacity, J/kg-K		150

Thermal Conductivity, W/m-K		29
Thermal Conductivity, W/m-K		24

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		24

Otherwise Unclassified Properties

Base Metal Price, % relative		40
Base Metal Price, % relative		19

Density, g/cm³		8.9
Density, g/cm³		10

Embodied Carbon, kg CO₂/kg material		5.0
Embodied Carbon, kg CO₂/kg material		3.9

Embodied Energy, MJ/kg		73
Embodied Energy, MJ/kg		53

Embodied Water, L/kg		280
Embodied Water, L/kg		840

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		130 to 750
Resilience: Unit (Modulus of Resilience), kJ/m³		11

Stiffness to Weight: Axial, points		8.7
Stiffness to Weight: Axial, points		1.3

Stiffness to Weight: Bending, points		20
Stiffness to Weight: Bending, points		9.2

Thermal Diffusivity, mm²/s		8.2
Thermal Diffusivity, mm²/s		16

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.0050

Antimony (Sb), %		0
Antimony (Sb), %		14 to 16

Arsenic (As), %		0
Arsenic (As), %		0.3 to 0.6

Bismuth (Bi), %		0
Bismuth (Bi), %		0 to 0.1

Cadmium (Cd), %		0
Cadmium (Cd), %		0 to 0.050

Copper (Cu), %		61.7 to 67.8
Copper (Cu), %		0 to 0.5

Iron (Fe), %		1.7 to 2.3
Iron (Fe), %		0 to 0.1

Lead (Pb), %		0 to 0.050
Lead (Pb), %		77.1 to 81.2

Manganese (Mn), %		1.5 to 2.5
Manganese (Mn), %		0

Nickel (Ni), %		29 to 32
Nickel (Ni), %		0

Tin (Sn), %		0
Tin (Sn), %		4.5 to 5.5

Zinc (Zn), %		0 to 1.0
Zinc (Zn), %		0 to 0.0050

Residuals, %		0 to 0.5
Residuals, %		0