Grade 15 Babbitt Metal vs. ACI-ASTM CT15C Steel

Grade 15 Babbitt Metal belongs to the otherwise unclassified metals classification, while ACI-ASTM CT15C steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is grade 15 Babbitt Metal and the bottom bar is ACI-ASTM CT15C steel.

Grade 15 (L53620) Lead-Base Babbitt Metal ACI-ASTM CT15C (N08151) Cast Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		21
Brinell Hardness		140

Elastic (Young's, Tensile) Modulus, GPa		23
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.4
Poisson's Ratio		0.28

Shear Modulus, GPa		8.2
Shear Modulus, GPa		76

Thermal Properties

Latent Heat of Fusion, J/g		46
Latent Heat of Fusion, J/g		310

Melting Completion (Liquidus), °C		280
Melting Completion (Liquidus), °C		1410

Melting Onset (Solidus), °C		250
Melting Onset (Solidus), °C		1360

Specific Heat Capacity, J/kg-K		140
Specific Heat Capacity, J/kg-K		470

Thermal Expansion, µm/m-K		26
Thermal Expansion, µm/m-K		16

Otherwise Unclassified Properties

Base Metal Price, % relative		17
Base Metal Price, % relative		36

Density, g/cm³		10
Density, g/cm³		8.0

Embodied Carbon, kg CO₂/kg material		3.6
Embodied Carbon, kg CO₂/kg material		6.1

Embodied Energy, MJ/kg		47
Embodied Energy, MJ/kg		88

Embodied Water, L/kg		840
Embodied Water, L/kg		190

Common Calculations

Stiffness to Weight: Axial, points		1.2
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		9.0
Stiffness to Weight: Bending, points		24

Alloy Composition

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

Antimony (Sb), %		14.5 to 17.5
Antimony (Sb), %		0

Arsenic (As), %		0.8 to 1.4
Arsenic (As), %		0

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

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

Carbon (C), %		0
Carbon (C), %		0.050 to 0.15

Chromium (Cr), %		0
Chromium (Cr), %		19 to 21

Copper (Cu), %		0 to 0.6
Copper (Cu), %		0

Iron (Fe), %		0 to 0.1
Iron (Fe), %		40.3 to 49.2

Lead (Pb), %		79 to 83.9
Lead (Pb), %		0

Manganese (Mn), %		0
Manganese (Mn), %		0.15 to 1.5

Nickel (Ni), %		0
Nickel (Ni), %		31 to 34

Niobium (Nb), %		0
Niobium (Nb), %		0.5 to 1.5

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0
Silicon (Si), %		0.15 to 1.5

Sulfur (S), %		0
Sulfur (S), %		0 to 0.030

Tin (Sn), %		0.8 to 1.2
Tin (Sn), %		0

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