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ASTM B540 Palladium vs. Nickel 80A

ASTM B540 palladium belongs to the otherwise unclassified metals classification, while nickel 80A belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM B540 palladium and the bottom bar is nickel 80A.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 1.1 to 14
22
Fatigue Strength, MPa 350
430
Poisson's Ratio 0.38
0.29
Shear Modulus, GPa 39
74
Shear Strength, MPa 500 to 700
660
Tensile Strength: Ultimate (UTS), MPa 830 to 1240
1040
Tensile Strength: Yield (Proof), MPa 620 to 1000
710

Thermal Properties

Latent Heat of Fusion, J/g 140
320
Melting Completion (Liquidus), °C 1220
1360
Melting Onset (Solidus), °C 1020
1310
Specific Heat Capacity, J/kg-K 240
470
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.9 to 5.5
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5 to 3.9
1.6

Otherwise Unclassified Properties

Density, g/cm3 13
8.3

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
210
Resilience: Unit (Modulus of Resilience), kJ/m3 1790 to 4660
1300
Stiffness to Weight: Axial, points 4.7
13
Stiffness to Weight: Bending, points 12
23
Strength to Weight: Axial, points 18 to 27
35
Strength to Weight: Bending, points 15 to 20
27
Thermal Shock Resistance, points 41 to 61
31

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.8
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 13.5 to 14.5
0
Gold (Au), % 9.5 to 10.5
0
Iron (Fe), % 0
0 to 3.0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
69.4 to 79.7
Palladium (Pd), % 34 to 36
0
Platinum (Pt), % 9.5 to 10.5
0
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 29 to 31
0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
1.8 to 2.7
Zinc (Zn), % 0.8 to 1.2
0
Residuals, % 0 to 0.3
0