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C55181 Copper vs. SAE-AISI L2 Steel

C55181 copper belongs to the copper alloys classification, while SAE-AISI L2 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C55181 copper and the bottom bar is SAE-AISI L2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 40
72
Tensile Strength: Ultimate (UTS), MPa 200
590 to 1960

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Melting Completion (Liquidus), °C 790
1450
Melting Onset (Solidus), °C 710
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.4
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 2.4
1.9
Embodied Energy, MJ/kg 38
27
Embodied Water, L/kg 290
51

Common Calculations

Stiffness to Weight: Axial, points 7.0
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 6.5
21 to 70
Strength to Weight: Bending, points 8.9
20 to 45
Thermal Shock Resistance, points 8.2
19 to 65

Alloy Composition

Carbon (C), % 0
0.45 to 1.0
Chromium (Cr), % 0
0.7 to 1.2
Copper (Cu), % 92.4 to 93
0 to 0.25
Iron (Fe), % 0
95.5 to 98.7
Manganese (Mn), % 0
0.1 to 0.9
Molybdenum (Mo), % 0
0 to 0.25
Phosphorus (P), % 7.0 to 7.5
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3
Residuals, % 0 to 0.15
0