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C95200 Bronze vs. 7049 Aluminum

C95200 bronze belongs to the copper alloys classification, while 7049 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, 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 C95200 bronze and the bottom bar is 7049 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
140
Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 29
6.2 to 7.0
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 42
27
Tensile Strength: Ultimate (UTS), MPa 520
510 to 530
Tensile Strength: Yield (Proof), MPa 190
420 to 450

Thermal Properties

Latent Heat of Fusion, J/g 230
370
Maximum Temperature: Mechanical, °C 220
180
Melting Completion (Liquidus), °C 1050
640
Melting Onset (Solidus), °C 1040
480
Specific Heat Capacity, J/kg-K 430
860
Thermal Conductivity, W/m-K 50
130
Thermal Expansion, µm/m-K 18
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
36
Electrical Conductivity: Equal Weight (Specific), % IACS 12
110

Otherwise Unclassified Properties

Base Metal Price, % relative 28
10
Density, g/cm3 8.3
3.1
Embodied Carbon, kg CO2/kg material 3.0
8.1
Embodied Energy, MJ/kg 50
140
Embodied Water, L/kg 380
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
31 to 34
Resilience: Unit (Modulus of Resilience), kJ/m3 170
1270 to 1440
Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 19
45
Strength to Weight: Axial, points 17
46 to 47
Strength to Weight: Bending, points 17
46 to 47
Thermal Diffusivity, mm2/s 14
51
Thermal Shock Resistance, points 19
22 to 23

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
85.7 to 89.5
Chromium (Cr), % 0
0.1 to 0.22
Copper (Cu), % 86 to 89
1.2 to 1.9
Iron (Fe), % 2.5 to 4.0
0 to 0.35
Magnesium (Mg), % 0
2.0 to 2.9
Manganese (Mn), % 0
0 to 0.2
Silicon (Si), % 0
0 to 0.25
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0
7.2 to 8.2
Residuals, % 0
0 to 0.15