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ACI-ASTM CB7Cu-1 Steel vs. C55281 Copper

ACI-ASTM CB7Cu-1 steel belongs to the iron alloys classification, while C55281 copper belongs to the copper alloys. There are 17 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CB7Cu-1 steel and the bottom bar is C55281 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
190

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Melting Completion (Liquidus), °C 1430
810
Melting Onset (Solidus), °C 1500
640
Specific Heat Capacity, J/kg-K 480
400
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 2.6
7.0
Embodied Energy, MJ/kg 38
110

Common Calculations

Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 34 to 48
6.1
Strength to Weight: Bending, points 28 to 35
8.5
Thermal Shock Resistance, points 32 to 45
7.7

Alloy Composition

Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15.5 to 17.7
0
Copper (Cu), % 2.5 to 3.2
88.5 to 89.4
Iron (Fe), % 72.3 to 78.4
0
Manganese (Mn), % 0 to 0.7
0
Nickel (Ni), % 3.6 to 4.6
0
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.035
5.8 to 6.2
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
4.8 to 5.2
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.15