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C68300 Brass vs. A206.0 Aluminum

C68300 brass belongs to the copper alloys classification, while A206.0 aluminum belongs to the aluminum alloys. There are 27 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 C68300 brass and the bottom bar is A206.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
70
Elongation at Break, % 15
4.2 to 10
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 260
260
Tensile Strength: Ultimate (UTS), MPa 430
390 to 440
Tensile Strength: Yield (Proof), MPa 260
250 to 380

Thermal Properties

Latent Heat of Fusion, J/g 180
390
Maximum Temperature: Mechanical, °C 120
170
Melting Completion (Liquidus), °C 900
670
Melting Onset (Solidus), °C 890
550
Specific Heat Capacity, J/kg-K 390
880
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 20
23

Otherwise Unclassified Properties

Base Metal Price, % relative 23
11
Density, g/cm3 8.0
3.0
Embodied Carbon, kg CO2/kg material 2.8
8.0
Embodied Energy, MJ/kg 46
150
Embodied Water, L/kg 340
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
16 to 37
Resilience: Unit (Modulus of Resilience), kJ/m3 330
440 to 1000
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 20
46
Strength to Weight: Axial, points 15
36 to 41
Strength to Weight: Bending, points 16
39 to 43
Thermal Diffusivity, mm2/s 38
48
Thermal Shock Resistance, points 14
17 to 19

Alloy Composition

Aluminum (Al), % 0
93.9 to 95.7
Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Copper (Cu), % 59 to 63
4.2 to 5.0
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0 to 0.090
0
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 0.3 to 1.0
0 to 0.050
Tin (Sn), % 0.050 to 0.2
0 to 0.050
Titanium (Ti), % 0
0.15 to 0.3
Zinc (Zn), % 34.2 to 40.4
0 to 0.1
Residuals, % 0
0 to 0.15