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C87900 Brass vs. EN AC-51200 Aluminum

C87900 brass belongs to the copper alloys classification, while EN AC-51200 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 C87900 brass and the bottom bar is EN AC-51200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
67
Elongation at Break, % 25
1.1
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 41
25
Tensile Strength: Ultimate (UTS), MPa 480
220
Tensile Strength: Yield (Proof), MPa 240
150

Thermal Properties

Latent Heat of Fusion, J/g 190
410
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 930
640
Melting Onset (Solidus), °C 900
570
Specific Heat Capacity, J/kg-K 390
910
Thermal Conductivity, W/m-K 120
92
Thermal Expansion, µm/m-K 20
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
22
Electrical Conductivity: Equal Weight (Specific), % IACS 17
74

Otherwise Unclassified Properties

Base Metal Price, % relative 24
9.5
Density, g/cm3 8.1
2.6
Embodied Carbon, kg CO2/kg material 2.7
9.6
Embodied Energy, MJ/kg 46
150
Embodied Water, L/kg 320
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
2.2
Resilience: Unit (Modulus of Resilience), kJ/m3 270
160
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
51
Strength to Weight: Axial, points 17
24
Strength to Weight: Bending, points 17
31
Thermal Diffusivity, mm2/s 37
39
Thermal Shock Resistance, points 16
10

Alloy Composition


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Aluminum (Al), % 0 to 0.15
84.5 to 92
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Copper (Cu), % 63 to 69.2
0 to 0.1
Iron (Fe), % 0 to 0.4
0 to 1.0
Lead (Pb), % 0 to 0.25
0 to 0.1
Magnesium (Mg), % 0
8.0 to 10.5
Manganese (Mn), % 0 to 0.15
0 to 0.55
Nickel (Ni), % 0 to 0.5
0 to 0.1
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0.8 to 1.2
0 to 2.5
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0 to 0.1
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 30 to 36
0 to 0.25
Residuals, % 0
0 to 0.15