C87900 Brass vs. Grade 2 Babbitt Metal

C87900 brass belongs to the copper alloys classification, while grade 2 Babbitt Metal belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is C87900 brass and the bottom bar is grade 2 Babbitt Metal.

UNS C87900 Silicon Brass Grade 2 (L13890) Tin-Base Babbitt Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		110
Elastic (Young's, Tensile) Modulus, GPa		53

Poisson's Ratio		0.31
Poisson's Ratio		0.35

Shear Modulus, GPa		41
Shear Modulus, GPa		19

Tensile Strength: Yield (Proof), MPa		240
Tensile Strength: Yield (Proof), MPa		42

Thermal Properties

Latent Heat of Fusion, J/g		190
Latent Heat of Fusion, J/g		72

Melting Completion (Liquidus), °C		930
Melting Completion (Liquidus), °C		350

Melting Onset (Solidus), °C		900
Melting Onset (Solidus), °C		240

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		230

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		21

Otherwise Unclassified Properties

Base Metal Price, % relative		24
Base Metal Price, % relative		70

Density, g/cm³		8.1
Density, g/cm³		7.3

Embodied Carbon, kg CO₂/kg material		2.7
Embodied Carbon, kg CO₂/kg material		12

Embodied Energy, MJ/kg		46
Embodied Energy, MJ/kg		200

Embodied Water, L/kg		320
Embodied Water, L/kg		1240

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m³		270
Resilience: Unit (Modulus of Resilience), kJ/m³		17

Stiffness to Weight: Axial, points		7.3
Stiffness to Weight: Axial, points		4.0

Stiffness to Weight: Bending, points		20
Stiffness to Weight: Bending, points		17

Alloy Composition

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

Antimony (Sb), %		0 to 0.050
Antimony (Sb), %		7.0 to 8.0

Arsenic (As), %		0 to 0.050
Arsenic (As), %		0 to 0.1

Bismuth (Bi), %		0
Bismuth (Bi), %		0 to 0.080

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

Copper (Cu), %		63 to 69.2
Copper (Cu), %		3.0 to 4.0

Iron (Fe), %		0 to 0.4
Iron (Fe), %		0 to 0.080

Lead (Pb), %		0 to 0.25
Lead (Pb), %		0 to 0.35

Manganese (Mn), %		0 to 0.15
Manganese (Mn), %		0

Nickel (Ni), %		0 to 0.5
Nickel (Ni), %		0

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

Silicon (Si), %		0.8 to 1.2
Silicon (Si), %		0

Sulfur (S), %		0 to 0.050
Sulfur (S), %		0

Tin (Sn), %		0 to 0.25
Tin (Sn), %		87.3 to 90

Zinc (Zn), %		30 to 36
Zinc (Zn), %		0 to 0.0050