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ACI-ASTM CB7Cu-1 Steel vs. CC330G Bronze

ACI-ASTM CB7Cu-1 steel belongs to the iron alloys classification, while CC330G bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, 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 CC330G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300 to 420
110
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 5.7 to 11
20
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
42
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
530
Tensile Strength: Yield (Proof), MPa 760 to 1180
190

Thermal Properties

Latent Heat of Fusion, J/g 280
230
Melting Completion (Liquidus), °C 1430
1050
Melting Onset (Solidus), °C 1500
1000
Specific Heat Capacity, J/kg-K 480
430
Thermal Conductivity, W/m-K 17
62
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
14
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
15

Otherwise Unclassified Properties

Base Metal Price, % relative 13
29
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 2.6
3.2
Embodied Energy, MJ/kg 38
52
Embodied Water, L/kg 130
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
82
Resilience: Unit (Modulus of Resilience), kJ/m3 1500 to 3590
170
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 34 to 48
18
Strength to Weight: Bending, points 28 to 35
17
Thermal Diffusivity, mm2/s 4.6
17
Thermal Shock Resistance, points 32 to 45
19

Alloy Composition

Aluminum (Al), % 0
8.0 to 10.5
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15.5 to 17.7
0
Copper (Cu), % 2.5 to 3.2
87 to 92
Iron (Fe), % 72.3 to 78.4
0 to 1.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 0.7
0 to 0.5
Nickel (Ni), % 3.6 to 4.6
0 to 1.0
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
0 to 0.5