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SAE-AISI T4 Steel vs. Grade 8 Babbitt Metal

SAE-AISI T4 steel belongs to the iron alloys classification, while grade 8 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 (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T4 steel and the bottom bar is grade 8 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
24
Poisson's Ratio 0.29
0.41
Shear Modulus, GPa 80
8.5

Thermal Properties

Latent Heat of Fusion, J/g 250
46
Melting Completion (Liquidus), °C 1810
270
Melting Onset (Solidus), °C 1750
240
Specific Heat Capacity, J/kg-K 410
150
Thermal Conductivity, W/m-K 21
24
Thermal Expansion, µm/m-K 12
24

Otherwise Unclassified Properties

Base Metal Price, % relative 55
19
Density, g/cm3 9.4
10
Embodied Carbon, kg CO2/kg material 8.5
3.9
Embodied Energy, MJ/kg 130
53
Embodied Water, L/kg 120
840

Common Calculations

Stiffness to Weight: Axial, points 12
1.3
Stiffness to Weight: Bending, points 21
9.2
Thermal Diffusivity, mm2/s 5.4
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
14 to 16
Arsenic (As), % 0
0.3 to 0.6
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.050
Carbon (C), % 0.7 to 0.8
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 66.3 to 72.3
0 to 0.1
Lead (Pb), % 0
77.1 to 81.2
Manganese (Mn), % 0.1 to 0.4
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
4.5 to 5.5
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 0.8 to 1.2
0
Zinc (Zn), % 0
0 to 0.0050