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ACI-ASTM CB7Cu-1 Steel vs. C14500 Copper

ACI-ASTM CB7Cu-1 steel belongs to the iron alloys classification, while C14500 copper belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, 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 C14500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 5.7 to 11
12 to 50
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
220 to 330
Tensile Strength: Yield (Proof), MPa 760 to 1180
69 to 260

Thermal Properties

Latent Heat of Fusion, J/g 280
210
Melting Completion (Liquidus), °C 1430
1080
Melting Onset (Solidus), °C 1500
1050
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 17
360
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
94
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
95

Otherwise Unclassified Properties

Base Metal Price, % relative 13
33
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 38
42
Embodied Water, L/kg 130
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
36 to 85
Resilience: Unit (Modulus of Resilience), kJ/m3 1500 to 3590
21 to 300
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 34 to 48
6.8 to 10
Strength to Weight: Bending, points 28 to 35
9.1 to 12
Thermal Diffusivity, mm2/s 4.6
100
Thermal Shock Resistance, points 32 to 45
8.0 to 12

Alloy Composition

Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15.5 to 17.7
0
Copper (Cu), % 2.5 to 3.2
99.2 to 99.596
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
0.0040 to 0.012
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tellurium (Te), % 0
0.4 to 0.7