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C69710 Brass vs. 444.0 Aluminum

C69710 brass belongs to the copper alloys classification, while 444.0 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, 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 C69710 brass and the bottom bar is 444.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 25
25
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
27
Tensile Strength: Ultimate (UTS), MPa 470
190
Tensile Strength: Yield (Proof), MPa 230
83

Thermal Properties

Latent Heat of Fusion, J/g 240
500
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 930
610
Melting Onset (Solidus), °C 880
600
Specific Heat Capacity, J/kg-K 400
900
Thermal Conductivity, W/m-K 40
160
Thermal Expansion, µm/m-K 19
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
40
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
140

Otherwise Unclassified Properties

Base Metal Price, % relative 26
9.5
Density, g/cm3 8.3
2.6
Embodied Carbon, kg CO2/kg material 2.7
7.9
Embodied Energy, MJ/kg 44
150
Embodied Water, L/kg 310
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
39
Resilience: Unit (Modulus of Resilience), kJ/m3 250
49
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 19
53
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 16
28
Thermal Diffusivity, mm2/s 12
67
Thermal Shock Resistance, points 16
8.8

Alloy Composition

Aluminum (Al), % 0
90.5 to 93.5
Arsenic (As), % 0.030 to 0.060
0
Copper (Cu), % 75 to 80
0 to 0.25
Iron (Fe), % 0 to 0.2
0 to 0.6
Lead (Pb), % 0.5 to 1.5
0
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0 to 0.4
0 to 0.35
Silicon (Si), % 2.5 to 3.5
6.5 to 7.5
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 13.8 to 22
0 to 0.35
Residuals, % 0
0 to 0.15