Grade 8 Babbitt Metal vs. C69300 Brass

Grade 8 Babbitt Metal belongs to the otherwise unclassified metals classification, while C69300 brass belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is grade 8 Babbitt Metal and the bottom bar is C69300 brass.

Grade 8 (L53565) Lead-Base Babbitt Metal UNS C69300 Silicon Brass

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		24
Elastic (Young's, Tensile) Modulus, GPa		110

Poisson's Ratio		0.41
Poisson's Ratio		0.32

Shear Modulus, GPa		8.5
Shear Modulus, GPa		41

Tensile Strength: Yield (Proof), MPa		23
Tensile Strength: Yield (Proof), MPa		300 to 390

Thermal Properties

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

Melting Completion (Liquidus), °C		270
Melting Completion (Liquidus), °C		880

Melting Onset (Solidus), °C		240
Melting Onset (Solidus), °C		860

Specific Heat Capacity, J/kg-K		150
Specific Heat Capacity, J/kg-K		400

Thermal Conductivity, W/m-K		24
Thermal Conductivity, W/m-K		38

Thermal Expansion, µm/m-K		24
Thermal Expansion, µm/m-K		19

Otherwise Unclassified Properties

Base Metal Price, % relative		19
Base Metal Price, % relative		26

Density, g/cm³		10
Density, g/cm³		8.2

Embodied Carbon, kg CO₂/kg material		3.9
Embodied Carbon, kg CO₂/kg material		2.7

Embodied Energy, MJ/kg		53
Embodied Energy, MJ/kg		45

Embodied Water, L/kg		840
Embodied Water, L/kg		310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		11
Resilience: Unit (Modulus of Resilience), kJ/m³		400 to 700

Stiffness to Weight: Axial, points		1.3
Stiffness to Weight: Axial, points		7.4

Stiffness to Weight: Bending, points		9.2
Stiffness to Weight: Bending, points		19

Thermal Diffusivity, mm²/s		16
Thermal Diffusivity, mm²/s		12

Alloy Composition

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

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

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

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

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

Copper (Cu), %		0 to 0.5
Copper (Cu), %		73 to 77

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

Lead (Pb), %		77.1 to 81.2
Lead (Pb), %		0 to 0.090

Manganese (Mn), %		0
Manganese (Mn), %		0 to 0.1

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.1

Phosphorus (P), %		0
Phosphorus (P), %		0.040 to 0.15

Silicon (Si), %		0
Silicon (Si), %		2.7 to 3.4

Tin (Sn), %		4.5 to 5.5
Tin (Sn), %		0 to 0.2

Zinc (Zn), %		0 to 0.0050
Zinc (Zn), %		18.4 to 24.3

Residuals, %		0
Residuals, %		0 to 0.5