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A413.0 Aluminum vs. C69700 Brass

A413.0 aluminum belongs to the aluminum alloys classification, while C69700 brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, 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 A413.0 aluminum and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
110
Elongation at Break, % 3.5
25
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
41
Shear Strength, MPa 170
300
Tensile Strength: Ultimate (UTS), MPa 240
470
Tensile Strength: Yield (Proof), MPa 130
230

Thermal Properties

Latent Heat of Fusion, J/g 570
240
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 590
930
Melting Onset (Solidus), °C 580
880
Specific Heat Capacity, J/kg-K 900
400
Thermal Conductivity, W/m-K 120
43
Thermal Expansion, µm/m-K 21
19

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
26
Density, g/cm3 2.6
8.3
Embodied Carbon, kg CO2/kg material 7.6
2.7
Embodied Energy, MJ/kg 140
44
Embodied Water, L/kg 1040
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.1
99
Resilience: Unit (Modulus of Resilience), kJ/m3 120
250
Stiffness to Weight: Axial, points 16
7.3
Stiffness to Weight: Bending, points 54
19
Strength to Weight: Axial, points 25
16
Strength to Weight: Bending, points 33
16
Thermal Diffusivity, mm2/s 52
13
Thermal Shock Resistance, points 11
16

Alloy Composition

Aluminum (Al), % 82.9 to 89
0
Copper (Cu), % 0 to 1.0
75 to 80
Iron (Fe), % 0 to 1.3
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.35
0 to 0.4
Nickel (Ni), % 0 to 0.5
0
Silicon (Si), % 11 to 13
2.5 to 3.5
Tin (Sn), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.5
13.9 to 22
Residuals, % 0
0 to 0.5