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ASTM B540 Palladium vs. C70600 Copper-nickel

ASTM B540 palladium belongs to the otherwise unclassified metals classification, while C70600 copper-nickel 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 C70600 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 1.1 to 14
3.0 to 34
Poisson's Ratio 0.38
0.34
Shear Modulus, GPa 39
46
Shear Strength, MPa 500 to 700
190 to 330
Tensile Strength: Ultimate (UTS), MPa 830 to 1240
290 to 570
Tensile Strength: Yield (Proof), MPa 620 to 1000
63 to 270

Thermal Properties

Latent Heat of Fusion, J/g 140
220
Melting Completion (Liquidus), °C 1220
1150
Melting Onset (Solidus), °C 1020
1100
Specific Heat Capacity, J/kg-K 240
390
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.9 to 5.5
9.8
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5 to 3.9
9.9

Otherwise Unclassified Properties

Density, g/cm3 13
8.9

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
6.5 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 1790 to 4660
16 to 290
Stiffness to Weight: Axial, points 4.7
7.7
Stiffness to Weight: Bending, points 12
19
Strength to Weight: Axial, points 18 to 27
9.1 to 18
Strength to Weight: Bending, points 15 to 20
11 to 17
Thermal Shock Resistance, points 41 to 61
9.8 to 19

Alloy Composition

Copper (Cu), % 13.5 to 14.5
84.7 to 90
Gold (Au), % 9.5 to 10.5
0
Iron (Fe), % 0
1.0 to 1.8
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
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
0 to 1.0
Residuals, % 0
0 to 0.5