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ASTM B563 Pd-Ag-Cu vs. ZA-12

ASTM B563 Pd-Ag-Cu belongs to the otherwise unclassified metals classification, while ZA-12 belongs to the zinc alloys. 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 ASTM B563 Pd-Ag-Cu and the bottom bar is ZA-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
83
Elongation at Break, % 7.0 to 17
1.6 to 5.3
Knoop Hardness 210 to 350
110 to 130
Poisson's Ratio 0.37
0.26
Shear Modulus, GPa 37
33
Shear Strength, MPa 470 to 690
240 to 300
Tensile Strength: Ultimate (UTS), MPa 760 to 1170
260 to 400

Thermal Properties

Latent Heat of Fusion, J/g 150
120
Melting Completion (Liquidus), °C 1180
430
Melting Onset (Solidus), °C 1030
380
Specific Heat Capacity, J/kg-K 260
450
Thermal Expansion, µm/m-K 14
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 5.6 to 6.7
28
Electrical Conductivity: Equal Weight (Specific), % IACS 4.6 to 5.5
42

Otherwise Unclassified Properties

Density, g/cm3 11
6.0

Common Calculations

Stiffness to Weight: Axial, points 5.2
7.6
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 19 to 30
12 to 19
Strength to Weight: Bending, points 17 to 22
15 to 20
Thermal Shock Resistance, points 39 to 61
9.4 to 14

Alloy Composition


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Aluminum (Al), % 0
10.5 to 11.5
Cadmium (Cd), % 0
0 to 0.0060
Copper (Cu), % 15.5 to 16.5
0.5 to 1.2
Iron (Fe), % 0
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Nickel (Ni), % 0.8 to 1.2
0 to 0.020
Palladium (Pd), % 43 to 45
0
Platinum (Pt), % 0.8 to 1.2
0
Silicon (Si), % 0
0 to 0.060
Silver (Ag), % 37 to 39
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
87.1 to 89
Residuals, % 0 to 0.4
0