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354.0 Aluminum vs. C68300 Brass

354.0 aluminum belongs to the aluminum alloys classification, while C68300 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, 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 354.0 aluminum and the bottom bar is C68300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
100
Elongation at Break, % 2.4 to 3.0
15
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 360 to 380
430
Tensile Strength: Yield (Proof), MPa 280 to 310
260

Thermal Properties

Latent Heat of Fusion, J/g 530
180
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 600
900
Melting Onset (Solidus), °C 550
890
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 21
20

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
23
Density, g/cm3 2.7
8.0
Embodied Carbon, kg CO2/kg material 7.8
2.8
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 1070
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.6 to 9.8
56
Resilience: Unit (Modulus of Resilience), kJ/m3 540 to 670
330
Stiffness to Weight: Axial, points 15
7.3
Stiffness to Weight: Bending, points 52
20
Strength to Weight: Axial, points 37 to 39
15
Strength to Weight: Bending, points 42 to 44
16
Thermal Diffusivity, mm2/s 52
38
Thermal Shock Resistance, points 17 to 18
14

Alloy Composition

Aluminum (Al), % 87.3 to 89.4
0
Antimony (Sb), % 0
0.3 to 1.0
Cadmium (Cd), % 0
0 to 0.010
Copper (Cu), % 1.6 to 2.0
59 to 63
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0
0 to 0.090
Magnesium (Mg), % 0.4 to 0.6
0
Manganese (Mn), % 0 to 0.1
0
Silicon (Si), % 8.6 to 9.4
0.3 to 1.0
Tin (Sn), % 0
0.050 to 0.2
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
34.2 to 40.4
Residuals, % 0 to 0.15
0 to 0.5