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AISI 439 Stainless Steel vs. Grade 3 Babbitt Metal

AISI 439 stainless steel belongs to the iron alloys classification, while grade 3 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 (19, in this case) are not shown.

For each property being compared, the top bar is AISI 439 stainless steel and the bottom bar is grade 3 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
27
Elastic (Young's, Tensile) Modulus, GPa 200
56
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 77
21
Tensile Strength: Yield (Proof), MPa 250
46

Thermal Properties

Latent Heat of Fusion, J/g 280
79
Melting Completion (Liquidus), °C 1510
420
Melting Onset (Solidus), °C 1430
240
Specific Heat Capacity, J/kg-K 480
230
Thermal Expansion, µm/m-K 11
21

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
70
Density, g/cm3 7.7
7.4
Embodied Carbon, kg CO2/kg material 2.3
12
Embodied Energy, MJ/kg 34
200
Embodied Water, L/kg 120
1210

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 160
19
Stiffness to Weight: Axial, points 14
4.2
Stiffness to Weight: Bending, points 25
17

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.0050
Antimony (Sb), % 0
7.5 to 8.5
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 0.030
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
7.5 to 8.5
Iron (Fe), % 77.1 to 82.8
0 to 0.080
Lead (Pb), % 0
0 to 0.35
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0 to 0.030
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
82.3 to 85
Titanium (Ti), % 0.2 to 1.1
0
Zinc (Zn), % 0
0 to 0.0050