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C66900 Brass vs. EN AC-46300 Aluminum

C66900 brass belongs to the copper alloys classification, while EN AC-46300 aluminum belongs to the aluminum alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, 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 C66900 brass and the bottom bar is EN AC-46300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
73
Elongation at Break, % 1.1 to 26
1.1
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
27
Tensile Strength: Ultimate (UTS), MPa 460 to 770
200
Tensile Strength: Yield (Proof), MPa 330 to 760
110

Thermal Properties

Latent Heat of Fusion, J/g 190
490
Maximum Temperature: Mechanical, °C 150
170
Melting Completion (Liquidus), °C 860
630
Melting Onset (Solidus), °C 850
530
Specific Heat Capacity, J/kg-K 400
880
Thermal Expansion, µm/m-K 20
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 3.8
84

Otherwise Unclassified Properties

Base Metal Price, % relative 23
10
Density, g/cm3 8.2
2.9
Embodied Carbon, kg CO2/kg material 2.8
7.7
Embodied Energy, MJ/kg 46
140
Embodied Water, L/kg 310
1060

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.6 to 200
1.9
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2450
89
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 20
49
Strength to Weight: Axial, points 15 to 26
20
Strength to Weight: Bending, points 16 to 23
27
Thermal Shock Resistance, points 14 to 23
9.1

Alloy Composition

Aluminum (Al), % 0
84 to 90
Copper (Cu), % 62.5 to 64.5
3.0 to 4.0
Iron (Fe), % 0 to 0.25
0 to 0.8
Lead (Pb), % 0 to 0.050
0 to 0.15
Magnesium (Mg), % 0
0.3 to 0.6
Manganese (Mn), % 11.5 to 12.5
0.2 to 0.65
Nickel (Ni), % 0
0 to 0.3
Silicon (Si), % 0
6.5 to 8.0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 22.5 to 26
0 to 0.65
Residuals, % 0
0 to 0.55