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AWS E312 vs. Grade 2 Babbitt Metal

AWS E312 belongs to the iron alloys classification, while grade 2 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 (10, in this case) are not shown.

For each property being compared, the top bar is AWS E312 and the bottom bar is grade 2 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
53
Poisson's Ratio 0.27
0.35
Shear Modulus, GPa 80
19

Thermal Properties

Latent Heat of Fusion, J/g 310
72
Melting Completion (Liquidus), °C 1410
350
Melting Onset (Solidus), °C 1360
240
Specific Heat Capacity, J/kg-K 480
230
Thermal Expansion, µm/m-K 15
21

Otherwise Unclassified Properties

Base Metal Price, % relative 20
70
Density, g/cm3 7.7
7.3
Embodied Carbon, kg CO2/kg material 3.6
12
Embodied Energy, MJ/kg 52
200
Embodied Water, L/kg 200
1240

Common Calculations

Stiffness to Weight: Axial, points 15
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), % 28 to 32
0
Copper (Cu), % 0 to 0.75
3.0 to 4.0
Iron (Fe), % 52.3 to 63.5
0 to 0.080
Lead (Pb), % 0
0 to 0.35
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 8.0 to 10.5
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
87.3 to 90
Zinc (Zn), % 0
0 to 0.0050