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SAE-AISI L3 Steel vs. C15500 Copper

SAE-AISI L3 steel belongs to the iron alloys classification, while C15500 copper belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI L3 steel and the bottom bar is C15500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
43
Tensile Strength: Ultimate (UTS), MPa 600 to 2250
280 to 550

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Melting Completion (Liquidus), °C 1450
1080
Melting Onset (Solidus), °C 1410
1080
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 43
350
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
90
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
91

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
33
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.9
2.7
Embodied Energy, MJ/kg 27
42
Embodied Water, L/kg 53
360

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 21 to 80
8.6 to 17
Strength to Weight: Bending, points 20 to 49
11 to 17
Thermal Diffusivity, mm2/s 12
100
Thermal Shock Resistance, points 18 to 67
9.8 to 20

Alloy Composition

Carbon (C), % 1.0 to 1.1
0
Chromium (Cr), % 1.3 to 1.7
0
Copper (Cu), % 0
99.75 to 99.853
Iron (Fe), % 95.5 to 97.3
0
Magnesium (Mg), % 0
0.080 to 0.13
Manganese (Mn), % 0.25 to 0.8
0
Phosphorus (P), % 0 to 0.030
0.040 to 0.080
Silicon (Si), % 0.1 to 0.5
0
Silver (Ag), % 0
0.027 to 0.1
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.1 to 0.3
0
Residuals, % 0
0 to 0.2