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SAE-AISI S6 Steel vs. C55180 Copper

SAE-AISI S6 steel belongs to the iron alloys classification, while C55180 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 S6 steel and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
41
Tensile Strength: Ultimate (UTS), MPa 670 to 1920
200

Thermal Properties

Latent Heat of Fusion, J/g 290
200
Melting Completion (Liquidus), °C 1430
920
Melting Onset (Solidus), °C 1390
710
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 41
200
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 3.2
29
Density, g/cm3 7.7
8.6
Embodied Carbon, kg CO2/kg material 2.3
2.5
Embodied Energy, MJ/kg 33
39
Embodied Water, L/kg 56
290

Common Calculations

Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 24 to 70
6.4
Strength to Weight: Bending, points 22 to 45
8.8
Thermal Diffusivity, mm2/s 11
56
Thermal Shock Resistance, points 22 to 64
7.9

Alloy Composition

Carbon (C), % 0.4 to 0.5
0
Chromium (Cr), % 1.2 to 1.5
0
Copper (Cu), % 0 to 0.25
94.7 to 95.2
Iron (Fe), % 92.8 to 94.7
0
Manganese (Mn), % 1.2 to 1.5
0
Molybdenum (Mo), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.030
4.8 to 5.2
Silicon (Si), % 2.0 to 2.5
0
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.2 to 0.4
0
Residuals, % 0
0 to 0.15