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C94400 Bronze vs. 771.0 Aluminum

C94400 bronze belongs to the copper alloys classification, while 771.0 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 C94400 bronze and the bottom bar is 771.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
85 to 120
Elastic (Young's, Tensile) Modulus, GPa 100
70
Elongation at Break, % 18
1.7 to 6.5
Poisson's Ratio 0.35
0.32
Shear Modulus, GPa 37
26
Tensile Strength: Ultimate (UTS), MPa 220
250 to 370
Tensile Strength: Yield (Proof), MPa 110
210 to 350

Thermal Properties

Latent Heat of Fusion, J/g 180
380
Maximum Temperature: Mechanical, °C 150
180
Melting Completion (Liquidus), °C 940
630
Melting Onset (Solidus), °C 790
620
Specific Heat Capacity, J/kg-K 350
870
Thermal Conductivity, W/m-K 52
140 to 150
Thermal Expansion, µm/m-K 19
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
27
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
82

Otherwise Unclassified Properties

Base Metal Price, % relative 32
9.5
Density, g/cm3 9.1
3.0
Embodied Carbon, kg CO2/kg material 3.4
8.0
Embodied Energy, MJ/kg 54
150
Embodied Water, L/kg 390
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
4.4 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 60
310 to 900
Stiffness to Weight: Axial, points 6.1
13
Stiffness to Weight: Bending, points 17
46
Strength to Weight: Axial, points 6.8
23 to 35
Strength to Weight: Bending, points 9.0
29 to 39
Thermal Diffusivity, mm2/s 17
54 to 58
Thermal Shock Resistance, points 8.3
11 to 16

Alloy Composition

Aluminum (Al), % 0 to 0.0050
90.5 to 92.5
Antimony (Sb), % 0 to 0.8
0
Chromium (Cr), % 0
0.060 to 0.2
Copper (Cu), % 76.1 to 84
0 to 0.1
Iron (Fe), % 0 to 0.15
0 to 0.15
Lead (Pb), % 9.0 to 12
0
Magnesium (Mg), % 0
0.8 to 1.0
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0 to 0.15
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 7.0 to 9.0
0
Titanium (Ti), % 0
0.1 to 0.2
Zinc (Zn), % 0 to 0.8
6.5 to 7.5
Residuals, % 0
0 to 0.15