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SAE-AISI 5120 Steel vs. C99500 Copper

SAE-AISI 5120 steel belongs to the iron alloys classification, while C99500 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 5120 steel and the bottom bar is C99500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 16
13
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
45
Tensile Strength: Ultimate (UTS), MPa 500
540
Tensile Strength: Yield (Proof), MPa 320
310

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Maximum Temperature: Mechanical, °C 420
210
Melting Completion (Liquidus), °C 1460
1090
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
400
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
10

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
30
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 19
47
Embodied Water, L/kg 49
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
63
Resilience: Unit (Modulus of Resilience), kJ/m3 280
410
Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 18
17
Strength to Weight: Bending, points 18
17
Thermal Shock Resistance, points 16
19

Alloy Composition


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Aluminum (Al), % 0
0.5 to 2.0
Carbon (C), % 0.17 to 0.22
0
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0
82.5 to 92
Iron (Fe), % 97.6 to 98.3
3.0 to 5.0
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0.7 to 0.9
0 to 0.5
Nickel (Ni), % 0
3.5 to 5.5
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.15 to 0.35
0.5 to 2.0
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
0.5 to 2.0
Residuals, % 0
0 to 0.3