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SAE-AISI M48 Steel vs. Grade 7 Babbitt Metal

SAE-AISI M48 steel belongs to the iron alloys classification, while grade 7 Babbitt Metal belongs to the otherwise unclassified metals. There are 15 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 M48 steel and the bottom bar is grade 7 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
26
Poisson's Ratio 0.29
0.4
Shear Modulus, GPa 78
9.1

Thermal Properties

Latent Heat of Fusion, J/g 260
48
Melting Completion (Liquidus), °C 1670
270
Melting Onset (Solidus), °C 1620
240
Specific Heat Capacity, J/kg-K 420
150
Thermal Expansion, µm/m-K 12
26

Otherwise Unclassified Properties

Base Metal Price, % relative 48
23
Density, g/cm3 8.7
10
Embodied Carbon, kg CO2/kg material 13
4.4
Embodied Energy, MJ/kg 190
62
Embodied Water, L/kg 160
880

Common Calculations

Stiffness to Weight: Axial, points 13
1.4
Stiffness to Weight: Bending, points 22
9.6

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), % 1.4 to 1.5
0
Chromium (Cr), % 3.5 to 4.0
0
Cobalt (Co), % 8.0 to 10
0
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 63.8 to 69.8
0 to 0.1
Lead (Pb), % 0
71.9 to 76.4
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.8 to 5.5
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
9.3 to 10.7
Tungsten (W), % 9.5 to 10.5
0
Vanadium (V), % 2.8 to 3.3
0
Zinc (Zn), % 0
0 to 0.0050