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ACI-ASTM CB7Cu-1 Steel vs. C52400 Bronze

ACI-ASTM CB7Cu-1 steel belongs to the iron alloys classification, while C52400 bronze belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (11, 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 C52400 bronze.

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
41
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
450 to 880

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Melting Completion (Liquidus), °C 1430
1000
Melting Onset (Solidus), °C 1500
840
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 17
50
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 13
35
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 38
58
Embodied Water, L/kg 130
390

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
14 to 28
Strength to Weight: Bending, points 28 to 35
15 to 23
Thermal Diffusivity, mm2/s 4.6
15
Thermal Shock Resistance, points 32 to 45
17 to 32

Alloy Composition

Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15.5 to 17.7
0
Copper (Cu), % 2.5 to 3.2
87.8 to 91
Iron (Fe), % 72.3 to 78.4
0 to 0.1
Lead (Pb), % 0
0 to 0.050
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
0.030 to 0.35
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
9.0 to 11
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.5