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SAE-AISI 4150 Steel vs. C90700 Bronze

SAE-AISI 4150 steel belongs to the iron alloys classification, while C90700 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 4150 steel and the bottom bar is C90700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 380
90
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 12 to 20
12
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 660 to 1310
330
Tensile Strength: Yield (Proof), MPa 380 to 1220
180

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 420
170
Melting Completion (Liquidus), °C 1460
1000
Melting Onset (Solidus), °C 1420
830
Specific Heat Capacity, J/kg-K 470
370
Thermal Conductivity, W/m-K 42
71
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
10

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
35
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 1.5
3.7
Embodied Energy, MJ/kg 20
60
Embodied Water, L/kg 51
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 180
34
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 3930
150
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 24 to 47
10
Strength to Weight: Bending, points 22 to 34
12
Thermal Diffusivity, mm2/s 11
22
Thermal Shock Resistance, points 19 to 39
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0.48 to 0.53
0
Chromium (Cr), % 0.8 to 1.1
0
Copper (Cu), % 0
88 to 90
Iron (Fe), % 96.7 to 97.7
0 to 0.15
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0.75 to 1.0
0
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.035
0 to 1.5
Silicon (Si), % 0.15 to 0.35
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.050
Tin (Sn), % 0
10 to 12
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.6