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SAE-AISI 1043 Steel vs. C94300 Bronze

SAE-AISI 1043 steel belongs to the iron alloys classification, while C94300 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1043 steel and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
87
Elongation at Break, % 13 to 18
9.7
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 73
32
Tensile Strength: Ultimate (UTS), MPa 650 to 710
180
Tensile Strength: Yield (Proof), MPa 350 to 600
120

Thermal Properties

Latent Heat of Fusion, J/g 250
150
Maximum Temperature: Mechanical, °C 400
110
Melting Completion (Liquidus), °C 1460
820
Melting Onset (Solidus), °C 1420
760
Specific Heat Capacity, J/kg-K 470
320
Thermal Conductivity, W/m-K 51
63
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
28
Density, g/cm3 7.8
9.3
Embodied Carbon, kg CO2/kg material 1.4
2.9
Embodied Energy, MJ/kg 18
47
Embodied Water, L/kg 46
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87 to 100
15
Resilience: Unit (Modulus of Resilience), kJ/m3 320 to 980
77
Stiffness to Weight: Axial, points 13
5.2
Stiffness to Weight: Bending, points 24
16
Strength to Weight: Axial, points 23 to 25
5.2
Strength to Weight: Bending, points 21 to 22
7.4
Thermal Diffusivity, mm2/s 14
21
Thermal Shock Resistance, points 21 to 22
7.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0.4 to 0.47
0
Copper (Cu), % 0
67 to 72
Iron (Fe), % 98.4 to 98.9
0 to 0.15
Lead (Pb), % 0
23 to 27
Manganese (Mn), % 0.7 to 1.0
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0 to 0.050
0 to 0.080
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 1.0