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SAE-AISI A4 Steel vs. C86300 Bronze

SAE-AISI A4 steel belongs to the iron alloys classification, while C86300 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A4 steel and the bottom bar is C86300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
42
Tensile Strength: Ultimate (UTS), MPa 710 to 2050
850

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Melting Completion (Liquidus), °C 1450
920
Melting Onset (Solidus), °C 1410
890
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 40
35
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
23
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
3.0
Embodied Energy, MJ/kg 24
51
Embodied Water, L/kg 59
360

Common Calculations

Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 25 to 73
30
Strength to Weight: Bending, points 23 to 46
25
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 23 to 67
28

Alloy Composition

Aluminum (Al), % 0
5.0 to 7.5
Carbon (C), % 1.0 to 1.1
0
Chromium (Cr), % 0.9 to 2.2
0
Copper (Cu), % 0 to 0.25
60 to 66
Iron (Fe), % 92 to 95.5
2.0 to 4.0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 1.8 to 2.2
2.5 to 5.0
Molybdenum (Mo), % 0.9 to 1.4
0
Nickel (Ni), % 0 to 0.3
0 to 1.0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
22 to 28
Residuals, % 0
0 to 1.0