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SAE-AISI A8 Steel vs. C14181 Copper

SAE-AISI A8 steel belongs to the iron alloys classification, while C14181 copper belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A8 steel and the bottom bar is C14181 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 74
43
Tensile Strength: Ultimate (UTS), MPa 700 to 1920
210

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Melting Completion (Liquidus), °C 1480
1080
Melting Onset (Solidus), °C 1430
1080
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 37
380
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 2.3
2.6
Embodied Energy, MJ/kg 31
41
Embodied Water, L/kg 73
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 25 to 68
6.5
Strength to Weight: Bending, points 22 to 44
8.8
Thermal Diffusivity, mm2/s 9.9
110
Thermal Shock Resistance, points 22 to 62
7.4

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.5 to 0.6
0 to 0.0050
Chromium (Cr), % 4.8 to 5.5
0
Copper (Cu), % 0 to 0.25
99.9 to 100
Iron (Fe), % 88.5 to 91.9
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 1.2 to 1.7
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.0020
Silicon (Si), % 0.75 to 1.1
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 1.0 to 1.5
0
Zinc (Zn), % 0
0 to 0.0020