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C85200 Brass vs. A357.0 Aluminum

C85200 brass belongs to the copper alloys classification, while A357.0 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 C85200 brass and the bottom bar is A357.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 28
3.7
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Tensile Strength: Ultimate (UTS), MPa 270
350
Tensile Strength: Yield (Proof), MPa 95
270

Thermal Properties

Latent Heat of Fusion, J/g 180
500
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 940
610
Melting Onset (Solidus), °C 930
560
Specific Heat Capacity, J/kg-K 380
900
Thermal Conductivity, W/m-K 84
160
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
40
Electrical Conductivity: Equal Weight (Specific), % IACS 19
140

Otherwise Unclassified Properties

Base Metal Price, % relative 26
12
Density, g/cm3 8.4
2.6
Embodied Carbon, kg CO2/kg material 2.8
8.2
Embodied Energy, MJ/kg 46
150
Embodied Water, L/kg 330
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
12
Resilience: Unit (Modulus of Resilience), kJ/m3 42
520
Stiffness to Weight: Axial, points 7.0
15
Stiffness to Weight: Bending, points 19
53
Strength to Weight: Axial, points 8.9
38
Strength to Weight: Bending, points 11
43
Thermal Diffusivity, mm2/s 27
68
Thermal Shock Resistance, points 9.3
17

Alloy Composition

Aluminum (Al), % 0 to 0.0050
90.8 to 93
Antimony (Sb), % 0 to 0.2
0
Beryllium (Be), % 0
0.040 to 0.070
Copper (Cu), % 70 to 74
0 to 0.2
Iron (Fe), % 0 to 0.6
0 to 0.2
Lead (Pb), % 1.5 to 3.8
0
Magnesium (Mg), % 0
0.4 to 0.7
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.050
6.5 to 7.5
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0.7 to 2.0
0
Titanium (Ti), % 0
0.040 to 0.2
Zinc (Zn), % 20 to 27
0 to 0.1
Residuals, % 0
0 to 0.15