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ACI-ASTM CN3MN Steel vs. C55280 Copper

ACI-ASTM CN3MN steel belongs to the iron alloys classification, while C55280 copper belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN3MN steel and the bottom bar is C55280 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
40
Tensile Strength: Ultimate (UTS), MPa 620
180

Thermal Properties

Latent Heat of Fusion, J/g 310
190
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1460
790
Melting Onset (Solidus), °C 1410
640
Specific Heat Capacity, J/kg-K 460
410
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.5
Embodied Carbon, kg CO2/kg material 6.2
4.2
Embodied Energy, MJ/kg 84
67

Common Calculations

Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 21
5.9
Strength to Weight: Bending, points 20
8.3
Thermal Shock Resistance, points 14
7.4

Alloy Composition


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Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0 to 0.75
90.5 to 91.4
Iron (Fe), % 41.4 to 50.3
0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 23.5 to 25.5
0
Nitrogen (N), % 0.18 to 0.26
0
Phosphorus (P), % 0 to 0.040
6.8 to 7.2
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
1.8 to 2.2
Sulfur (S), % 0 to 0.010
0
Residuals, % 0
0 to 0.15