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ACI-ASTM CB7Cu-1 Steel vs. C60800 Bronze

ACI-ASTM CB7Cu-1 steel belongs to the iron alloys classification, while C60800 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, 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 C60800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 5.7 to 11
55
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
46
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
390
Tensile Strength: Yield (Proof), MPa 760 to 1180
150

Thermal Properties

Latent Heat of Fusion, J/g 280
220
Melting Completion (Liquidus), °C 1430
1060
Melting Onset (Solidus), °C 1500
1050
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 17
80
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
17
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
18

Otherwise Unclassified Properties

Base Metal Price, % relative 13
29
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 38
48
Embodied Water, L/kg 130
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
170
Resilience: Unit (Modulus of Resilience), kJ/m3 1500 to 3590
94
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 34 to 48
13
Strength to Weight: Bending, points 28 to 35
14
Thermal Diffusivity, mm2/s 4.6
23
Thermal Shock Resistance, points 32 to 45
14

Alloy Composition

Aluminum (Al), % 0
5.0 to 6.5
Arsenic (As), % 0
0.020 to 0.35
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15.5 to 17.7
0
Copper (Cu), % 2.5 to 3.2
92.5 to 95
Iron (Fe), % 72.3 to 78.4
0 to 0.1
Lead (Pb), % 0
0 to 0.1
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
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.5