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C82400 Copper vs. SAE-AISI M50 Steel

C82400 copper belongs to the copper alloys classification, while SAE-AISI M50 steel belongs to the iron alloys. There are 22 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 C82400 copper and the bottom bar is SAE-AISI M50 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 45
75
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
720 to 2250

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Melting Completion (Liquidus), °C 1000
1480
Melting Onset (Solidus), °C 900
1440
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 130
35
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 26
10

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 8.9
5.1
Embodied Energy, MJ/kg 140
74
Embodied Water, L/kg 310
83

Common Calculations

Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16 to 33
26 to 80
Strength to Weight: Bending, points 16 to 26
23 to 49
Thermal Diffusivity, mm2/s 39
9.7
Thermal Shock Resistance, points 17 to 36
21 to 66

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 1.6 to 1.9
0
Carbon (C), % 0
0.78 to 0.88
Chromium (Cr), % 0 to 0.1
3.8 to 4.5
Cobalt (Co), % 0.2 to 0.65
0
Copper (Cu), % 96 to 98.2
0 to 0.25
Iron (Fe), % 0 to 0.2
87 to 90.4
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0.15 to 0.45
Molybdenum (Mo), % 0
3.9 to 4.8
Nickel (Ni), % 0 to 0.2
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.6
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Vanadium (V), % 0
0.8 to 1.3
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0