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SAE-AISI 4150 Steel vs. C86700 Bronze

SAE-AISI 4150 steel belongs to the iron alloys classification, while C86700 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 4150 steel and the bottom bar is C86700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 12 to 20
17
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
41
Tensile Strength: Ultimate (UTS), MPa 660 to 1310
630
Tensile Strength: Yield (Proof), MPa 380 to 1220
250

Thermal Properties

Latent Heat of Fusion, J/g 250
180
Maximum Temperature: Mechanical, °C 420
130
Melting Completion (Liquidus), °C 1460
880
Melting Onset (Solidus), °C 1420
860
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 42
89
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
17
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
19

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
2.9
Embodied Energy, MJ/kg 20
49
Embodied Water, L/kg 51
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 180
86
Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 3930
290
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 24 to 47
22
Strength to Weight: Bending, points 22 to 34
21
Thermal Diffusivity, mm2/s 11
28
Thermal Shock Resistance, points 19 to 39
21

Alloy Composition

Aluminum (Al), % 0
1.0 to 3.0
Carbon (C), % 0.48 to 0.53
0
Chromium (Cr), % 0.8 to 1.1
0
Copper (Cu), % 0
55 to 60
Iron (Fe), % 96.7 to 97.7
1.0 to 3.0
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0.75 to 1.0
1.0 to 3.5
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0
30 to 38
Residuals, % 0
0 to 1.0