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SAE-AISI A3 Steel vs. C91100 Bronze

SAE-AISI A3 steel belongs to the iron alloys classification, while C91100 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A3 steel and the bottom bar is C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 700 to 2150
240

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Melting Completion (Liquidus), °C 1450
950
Melting Onset (Solidus), °C 1410
820
Specific Heat Capacity, J/kg-K 470
360
Thermal Conductivity, W/m-K 37
63
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.3
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 6.0
38
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 4.4
4.2
Embodied Energy, MJ/kg 67
69
Embodied Water, L/kg 78
440

Common Calculations

Stiffness to Weight: Axial, points 14
6.7
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25 to 77
7.7
Strength to Weight: Bending, points 23 to 48
9.9
Thermal Diffusivity, mm2/s 10
20
Thermal Shock Resistance, points 23 to 70
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 1.2 to 1.3
0
Chromium (Cr), % 4.8 to 5.5
0
Copper (Cu), % 0 to 0.25
82 to 85
Iron (Fe), % 88.7 to 92
0 to 0.25
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0.4 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.4
0
Nickel (Ni), % 0 to 0.3
0 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 1.0
Silicon (Si), % 0 to 0.5
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
15 to 17
Vanadium (V), % 0.8 to 1.4
0
Zinc (Zn), % 0
0 to 0.25