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SAE-AISI A8 Steel vs. C82400 Copper

SAE-AISI A8 steel belongs to the iron alloys classification, while C82400 copper belongs to the copper 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 SAE-AISI A8 steel and the bottom bar is C82400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 74
45
Tensile Strength: Ultimate (UTS), MPa 700 to 1920
500 to 1030

Thermal Properties

Latent Heat of Fusion, J/g 270
230
Melting Completion (Liquidus), °C 1480
1000
Melting Onset (Solidus), °C 1430
900
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 37
130
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.3
25
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
26

Otherwise Unclassified Properties

Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 2.3
8.9
Embodied Energy, MJ/kg 31
140
Embodied Water, L/kg 73
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 25 to 68
16 to 33
Strength to Weight: Bending, points 22 to 44
16 to 26
Thermal Diffusivity, mm2/s 9.9
39
Thermal Shock Resistance, points 22 to 62
17 to 36

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Beryllium (Be), % 0
1.6 to 1.9
Carbon (C), % 0.5 to 0.6
0
Chromium (Cr), % 4.8 to 5.5
0 to 0.1
Cobalt (Co), % 0
0.2 to 0.65
Copper (Cu), % 0 to 0.25
96 to 98.2
Iron (Fe), % 88.5 to 91.9
0 to 0.2
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 1.2 to 1.7
0
Nickel (Ni), % 0 to 0.3
0 to 0.2
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.75 to 1.1
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Tungsten (W), % 1.0 to 1.5
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5