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C67000 Bronze vs. 7049A Aluminum

C67000 bronze belongs to the copper alloys classification, while 7049A aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, 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 C67000 bronze and the bottom bar is 7049A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 5.6 to 11
5.0 to 5.7
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 42
27
Shear Strength, MPa 390 to 510
340 to 350
Tensile Strength: Ultimate (UTS), MPa 660 to 880
580 to 590
Tensile Strength: Yield (Proof), MPa 350 to 540
500 to 530

Thermal Properties

Latent Heat of Fusion, J/g 190
370
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 900
640
Melting Onset (Solidus), °C 850
430
Specific Heat Capacity, J/kg-K 410
850
Thermal Conductivity, W/m-K 99
130
Thermal Expansion, µm/m-K 20
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
40
Electrical Conductivity: Equal Weight (Specific), % IACS 25
120

Otherwise Unclassified Properties

Base Metal Price, % relative 23
10
Density, g/cm3 7.9
3.1
Embodied Carbon, kg CO2/kg material 2.9
8.2
Embodied Energy, MJ/kg 49
150
Embodied Water, L/kg 350
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 43 to 62
28 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 560 to 1290
1800 to 1990
Stiffness to Weight: Axial, points 7.8
13
Stiffness to Weight: Bending, points 20
44
Strength to Weight: Axial, points 23 to 31
52 to 53
Strength to Weight: Bending, points 21 to 26
50 to 51
Thermal Diffusivity, mm2/s 30
50
Thermal Shock Resistance, points 21 to 29
25

Alloy Composition

Aluminum (Al), % 3.0 to 6.0
84.6 to 89.5
Chromium (Cr), % 0
0.050 to 0.25
Copper (Cu), % 63 to 68
1.2 to 1.9
Iron (Fe), % 2.0 to 4.0
0 to 0.5
Lead (Pb), % 0 to 0.2
0
Magnesium (Mg), % 0
2.1 to 3.1
Manganese (Mn), % 2.5 to 5.0
0 to 0.5
Silicon (Si), % 0
0 to 0.4
Tin (Sn), % 0 to 0.5
0
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 21.8 to 32.5
7.2 to 8.4
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15