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Zamak 3 vs. Commercially Pure Palladium

Zamak 3 belongs to the zinc alloys classification, while commercially pure palladium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is Zamak 3 and the bottom bar is commercially pure palladium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
120
Elongation at Break, % 11
1.1 to 11
Knoop Hardness 110
68 to 130
Poisson's Ratio 0.25
0.39
Shear Modulus, GPa 33
43
Shear Strength, MPa 210
120 to 200
Tensile Strength: Ultimate (UTS), MPa 280
200 to 380

Thermal Properties

Latent Heat of Fusion, J/g 120
160
Melting Completion (Liquidus), °C 390
1550
Melting Onset (Solidus), °C 380
1550
Specific Heat Capacity, J/kg-K 410
240
Thermal Expansion, µm/m-K 27
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
16
Electrical Conductivity: Equal Weight (Specific), % IACS 38
12

Otherwise Unclassified Properties

Density, g/cm3 6.4
12

Common Calculations

Stiffness to Weight: Axial, points 7.5
5.6
Stiffness to Weight: Bending, points 23
14
Strength to Weight: Axial, points 12
4.5 to 8.8
Strength to Weight: Bending, points 15
6.2 to 9.7
Thermal Shock Resistance, points 8.6
9.8 to 19

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Nickel (Ni), % 0 to 0.020
0
Palladium (Pd), % 0
99.8 to 100
Silicon (Si), % 0 to 0.030
0
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 95.3 to 96.5
0
Residuals, % 0
0 to 0.2