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ASTM B540 Palladium vs. C79600 Nickel Silver

ASTM B540 palladium belongs to the otherwise unclassified metals classification, while C79600 nickel silver belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ASTM B540 palladium and the bottom bar is C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 1.1 to 14
15
Poisson's Ratio 0.38
0.3
Shear Modulus, GPa 39
43
Shear Strength, MPa 500 to 700
290
Tensile Strength: Ultimate (UTS), MPa 830 to 1240
480
Tensile Strength: Yield (Proof), MPa 620 to 1000
300

Thermal Properties

Latent Heat of Fusion, J/g 140
180
Melting Completion (Liquidus), °C 1220
930
Melting Onset (Solidus), °C 1020
880
Specific Heat Capacity, J/kg-K 240
390
Thermal Expansion, µm/m-K 14
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.9 to 5.5
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5 to 3.9
8.0

Otherwise Unclassified Properties

Density, g/cm3 13
7.9

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
63
Resilience: Unit (Modulus of Resilience), kJ/m3 1790 to 4660
400
Stiffness to Weight: Axial, points 4.7
7.8
Stiffness to Weight: Bending, points 12
20
Strength to Weight: Axial, points 18 to 27
17
Strength to Weight: Bending, points 15 to 20
17
Thermal Shock Resistance, points 41 to 61
15

Alloy Composition

Copper (Cu), % 13.5 to 14.5
43.5 to 46.5
Gold (Au), % 9.5 to 10.5
0
Lead (Pb), % 0
0.8 to 1.2
Manganese (Mn), % 0
1.5 to 2.5
Nickel (Ni), % 0
9.0 to 11
Palladium (Pd), % 34 to 36
0
Platinum (Pt), % 9.5 to 10.5
0
Silver (Ag), % 29 to 31
0
Zinc (Zn), % 0.8 to 1.2
38.3 to 45.2
Residuals, % 0
0 to 0.5