MakeItFrom.com
Menu (ESC)

4045 Aluminum vs. C95520 Bronze

4045 aluminum belongs to the aluminum alloys classification, while C95520 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. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 4045 aluminum and the bottom bar is C95520 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
120
Elongation at Break, % 2.3
2.6
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
44
Tensile Strength: Ultimate (UTS), MPa 120
970
Tensile Strength: Yield (Proof), MPa 64
530

Thermal Properties

Latent Heat of Fusion, J/g 540
240
Maximum Temperature: Mechanical, °C 160
240
Melting Completion (Liquidus), °C 600
1070
Melting Onset (Solidus), °C 580
1020
Specific Heat Capacity, J/kg-K 900
450
Thermal Conductivity, W/m-K 170
40
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
11
Electrical Conductivity: Equal Weight (Specific), % IACS 160
12

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
29
Density, g/cm3 2.6
8.2
Embodied Carbon, kg CO2/kg material 7.8
3.6
Embodied Energy, MJ/kg 150
58
Embodied Water, L/kg 1070
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.4
21
Resilience: Unit (Modulus of Resilience), kJ/m3 29
1210
Stiffness to Weight: Axial, points 15
8.0
Stiffness to Weight: Bending, points 54
20
Strength to Weight: Axial, points 13
33
Strength to Weight: Bending, points 21
27
Thermal Diffusivity, mm2/s 74
11
Thermal Shock Resistance, points 5.7
33

Alloy Composition

Aluminum (Al), % 87.4 to 91
10.5 to 11.5
Chromium (Cr), % 0
0 to 0.050
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0 to 0.3
74.5 to 81.3
Iron (Fe), % 0 to 0.8
4.0 to 5.5
Lead (Pb), % 0
0 to 0.030
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.050
0 to 1.5
Nickel (Ni), % 0
4.2 to 6.0
Silicon (Si), % 9.0 to 11
0 to 0.15
Tin (Sn), % 0
0 to 0.25
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
0 to 0.3
Residuals, % 0
0 to 0.5