Grade 7 Babbitt Metal vs. C82800 Copper

Grade 7 Babbitt Metal belongs to the otherwise unclassified metals classification, while C82800 copper belongs to the copper alloys. 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 grade 7 Babbitt Metal and the bottom bar is C82800 copper.

Grade 7 (L53585) Lead-Base Babbitt Metal UNS C82800 (Alloy 275C) Beryllium Copper

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		26
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.4
Poisson's Ratio		0.33

Shear Modulus, GPa		9.1
Shear Modulus, GPa		46

Tensile Strength: Yield (Proof), MPa		25
Tensile Strength: Yield (Proof), MPa		380 to 1000

Thermal Properties

Latent Heat of Fusion, J/g		48
Latent Heat of Fusion, J/g		240

Melting Completion (Liquidus), °C		270
Melting Completion (Liquidus), °C		930

Melting Onset (Solidus), °C		240
Melting Onset (Solidus), °C		890

Specific Heat Capacity, J/kg-K		150
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		26
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Density, g/cm³		10
Density, g/cm³		8.7

Embodied Carbon, kg CO₂/kg material		4.4
Embodied Carbon, kg CO₂/kg material		12

Embodied Energy, MJ/kg		62
Embodied Energy, MJ/kg		190

Embodied Water, L/kg		880
Embodied Water, L/kg		310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		12
Resilience: Unit (Modulus of Resilience), kJ/m³		590 to 4080

Stiffness to Weight: Axial, points		1.4
Stiffness to Weight: Axial, points		7.8

Stiffness to Weight: Bending, points		9.6
Stiffness to Weight: Bending, points		19

Alloy Composition

Aluminum (Al), %		0 to 0.0050
Aluminum (Al), %		0 to 0.15

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

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

Beryllium (Be), %		0
Beryllium (Be), %		2.5 to 2.9

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

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

Chromium (Cr), %		0
Chromium (Cr), %		0 to 0.1

Cobalt (Co), %		0
Cobalt (Co), %		0.15 to 0.7

Copper (Cu), %		0 to 0.5
Copper (Cu), %		94.6 to 97.2

Iron (Fe), %		0 to 0.1
Iron (Fe), %		0 to 0.25

Lead (Pb), %		71.9 to 76.4
Lead (Pb), %		0 to 0.020

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.2

Silicon (Si), %		0
Silicon (Si), %		0.2 to 0.35

Tin (Sn), %		9.3 to 10.7
Tin (Sn), %		0 to 0.1

Titanium (Ti), %		0
Titanium (Ti), %		0 to 0.12

Zinc (Zn), %		0 to 0.0050
Zinc (Zn), %		0 to 0.1

Residuals, %		0
Residuals, %		0 to 0.5