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SAE-AISI O2 Steel vs. C94300 Bronze

SAE-AISI O2 steel belongs to the iron alloys classification, while C94300 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI O2 steel and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
87
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 72
32
Tensile Strength: Ultimate (UTS), MPa 640 to 2050
180

Thermal Properties

Latent Heat of Fusion, J/g 250
150
Melting Completion (Liquidus), °C 1450
820
Melting Onset (Solidus), °C 1410
760
Specific Heat Capacity, J/kg-K 470
320
Thermal Conductivity, W/m-K 43
63
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
28
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 1.8
2.9
Embodied Energy, MJ/kg 26
47
Embodied Water, L/kg 50
370

Common Calculations

Stiffness to Weight: Axial, points 13
5.2
Stiffness to Weight: Bending, points 24
16
Strength to Weight: Axial, points 23 to 73
5.2
Strength to Weight: Bending, points 21 to 46
7.4
Thermal Diffusivity, mm2/s 12
21
Thermal Shock Resistance, points 22 to 70
7.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.85 to 1.0
0
Chromium (Cr), % 0 to 0.5
0
Copper (Cu), % 0 to 0.25
67 to 72
Iron (Fe), % 95 to 97.8
0 to 0.15
Lead (Pb), % 0
23 to 27
Manganese (Mn), % 1.4 to 1.8
0
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 0 to 0.3
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 1.5
Silicon (Si), % 0 to 0.5
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.080
Tin (Sn), % 0
4.5 to 6.0
Vanadium (V), % 0 to 0.3
0
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 1.0