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ASTM A387 Grade 9 Steel vs. Grade 2 Babbitt Metal

ASTM A387 grade 9 steel belongs to the iron alloys classification, while grade 2 Babbitt Metal belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is ASTM A387 grade 9 steel and the bottom bar is grade 2 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
25
Elastic (Young's, Tensile) Modulus, GPa 190
53
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 75
19
Tensile Strength: Yield (Proof), MPa 230 to 350
42

Thermal Properties

Latent Heat of Fusion, J/g 270
72
Melting Completion (Liquidus), °C 1460
350
Melting Onset (Solidus), °C 1410
240
Specific Heat Capacity, J/kg-K 470
230
Thermal Expansion, µm/m-K 13
21

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
70
Density, g/cm3 7.8
7.3
Embodied Carbon, kg CO2/kg material 2.1
12
Embodied Energy, MJ/kg 28
200
Embodied Water, L/kg 87
1240

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 310
17
Stiffness to Weight: Axial, points 14
4.0
Stiffness to Weight: Bending, points 25
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
7.0 to 8.0
Arsenic (As), % 0
0 to 0.1
Bismuth (Bi), % 0
0 to 0.080
Cadmium (Cd), % 0
0 to 0.050
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 8.0 to 10
0
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 87.1 to 90.8
0 to 0.080
Lead (Pb), % 0
0 to 0.35
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
87.3 to 90
Vanadium (V), % 0 to 0.040
0
Zinc (Zn), % 0
0 to 0.0050