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SAE-AISI 4142 Steel vs. C55283 Copper

SAE-AISI 4142 steel belongs to the iron alloys classification, while C55283 copper belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 4142 steel and the bottom bar is C55283 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 590
190

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 420
200
Melting Completion (Liquidus), °C 1460
720
Melting Onset (Solidus), °C 1420
640
Specific Heat Capacity, J/kg-K 470
400
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.5
7.9
Embodied Energy, MJ/kg 20
120

Common Calculations

Stiffness to Weight: Axial, points 13
6.8
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 21
6.1
Strength to Weight: Bending, points 20
8.5
Thermal Shock Resistance, points 19
8.0

Alloy Composition

Carbon (C), % 0.4 to 0.45
0
Chromium (Cr), % 0.8 to 1.1
0
Copper (Cu), % 0
86.2 to 87.2
Iron (Fe), % 96.8 to 97.8
0
Manganese (Mn), % 0.75 to 1.0
0
Molybdenum (Mo), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.035
7.0 to 7.5
Silicon (Si), % 0.15 to 0.35
0
Silver (Ag), % 0
5.8 to 6.2
Sulfur (S), % 0 to 0.040
0
Residuals, % 0
0 to 0.15