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5252 Aluminum vs. ASTM B477 Au-Ni-Ag

5252 aluminum belongs to the aluminum alloys classification, while ASTM B477 Au-Ni-Ag belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (13, 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 5252 aluminum and the bottom bar is ASTM B477 Au-Ni-Ag.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
95
Elongation at Break, % 4.5 to 11
5.5 to 11
Poisson's Ratio 0.33
0.41
Shear Modulus, GPa 25
34
Shear Strength, MPa 140 to 160
190 to 320
Tensile Strength: Ultimate (UTS), MPa 230 to 290
310 to 550

Thermal Properties

Latent Heat of Fusion, J/g 400
80
Melting Completion (Liquidus), °C 650
1010
Melting Onset (Solidus), °C 610
930
Specific Heat Capacity, J/kg-K 910
160
Thermal Expansion, µm/m-K 24
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
14
Electrical Conductivity: Equal Weight (Specific), % IACS 120
7.5

Otherwise Unclassified Properties

Density, g/cm3 2.7
17

Common Calculations

Stiffness to Weight: Axial, points 14
3.1
Stiffness to Weight: Bending, points 51
8.9
Strength to Weight: Axial, points 23 to 30
5.0 to 9.0
Strength to Weight: Bending, points 31 to 36
6.0 to 8.8
Thermal Shock Resistance, points 10 to 13
16 to 28

Alloy Composition

Aluminum (Al), % 96.6 to 97.8
0
Copper (Cu), % 0 to 0.1
0
Gold (Au), % 0
74.2 to 75.8
Iron (Fe), % 0 to 0.1
0
Magnesium (Mg), % 2.2 to 2.8
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
2.6 to 3.4
Silicon (Si), % 0 to 0.080
0
Silver (Ag), % 0
21.4 to 22.6
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.050
0
Residuals, % 0
0 to 0.3