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SAE-AISI 5120 Steel vs. C87200 Bronze

SAE-AISI 5120 steel belongs to the iron alloys classification, while C87200 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 5120 steel and the bottom bar is C87200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
85
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 16
30
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Tensile Strength: Ultimate (UTS), MPa 500
380
Tensile Strength: Yield (Proof), MPa 320
170

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 420
200
Melting Completion (Liquidus), °C 1460
970
Melting Onset (Solidus), °C 1420
860
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 47
28
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
29
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 19
44
Embodied Water, L/kg 49
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
93
Resilience: Unit (Modulus of Resilience), kJ/m3 280
130
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 18
12
Strength to Weight: Bending, points 18
14
Thermal Diffusivity, mm2/s 13
8.0
Thermal Shock Resistance, points 16
14

Alloy Composition

Aluminum (Al), % 0
0 to 1.5
Carbon (C), % 0.17 to 0.22
0
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0
89 to 99
Iron (Fe), % 97.6 to 98.3
0 to 2.5
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0.7 to 0.9
0 to 1.5
Phosphorus (P), % 0 to 0.035
0 to 0.5
Silicon (Si), % 0.15 to 0.35
1.0 to 5.0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 0
0 to 5.0