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C64800 Bronze vs. SAE-AISI S7 Steel

C64800 bronze belongs to the copper alloys classification, while SAE-AISI S7 steel belongs to the iron alloys. There are 23 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 C64800 bronze and the bottom bar is SAE-AISI S7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
74
Tensile Strength: Ultimate (UTS), MPa 640
670 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 220
260
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1030
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
40
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 65
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 66
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 33
5.0
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.3
Embodied Energy, MJ/kg 43
31
Embodied Water, L/kg 310
65

Common Calculations

Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 20
24 to 72
Strength to Weight: Bending, points 19
22 to 46
Thermal Diffusivity, mm2/s 75
11
Thermal Shock Resistance, points 23
22 to 66

Alloy Composition

Carbon (C), % 0
0.45 to 0.55
Chromium (Cr), % 0 to 0.090
3.0 to 3.5
Cobalt (Co), % 1.0 to 3.0
0
Copper (Cu), % 92.4 to 98.8
0 to 0.25
Iron (Fe), % 0 to 1.0
91.6 to 94.9
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.2 to 0.9
Molybdenum (Mo), % 0
1.3 to 1.8
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.5
0 to 0.030
Silicon (Si), % 0.2 to 1.0
0.2 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.5
0
Vanadium (V), % 0
0 to 0.3
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0