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ASTM B540 Palladium vs. C94300 Bronze

ASTM B540 palladium belongs to the otherwise unclassified metals classification, while C94300 bronze belongs to the copper alloys. There are 21 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 C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
87
Elongation at Break, % 1.1 to 14
9.7
Poisson's Ratio 0.38
0.36
Shear Modulus, GPa 39
32
Tensile Strength: Ultimate (UTS), MPa 830 to 1240
180
Tensile Strength: Yield (Proof), MPa 620 to 1000
120

Thermal Properties

Latent Heat of Fusion, J/g 140
150
Melting Completion (Liquidus), °C 1220
820
Melting Onset (Solidus), °C 1020
760
Specific Heat Capacity, J/kg-K 240
320
Thermal Expansion, µm/m-K 14
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.9 to 5.5
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5 to 3.9
8.7

Otherwise Unclassified Properties

Density, g/cm3 13
9.3

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
15
Resilience: Unit (Modulus of Resilience), kJ/m3 1790 to 4660
77
Stiffness to Weight: Axial, points 4.7
5.2
Stiffness to Weight: Bending, points 12
16
Strength to Weight: Axial, points 18 to 27
5.2
Strength to Weight: Bending, points 15 to 20
7.4
Thermal Shock Resistance, points 41 to 61
7.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Copper (Cu), % 13.5 to 14.5
67 to 72
Gold (Au), % 9.5 to 10.5
0
Iron (Fe), % 0
0 to 0.15
Lead (Pb), % 0
23 to 27
Nickel (Ni), % 0
0 to 1.0
Palladium (Pd), % 34 to 36
0
Phosphorus (P), % 0
0 to 1.5
Platinum (Pt), % 9.5 to 10.5
0
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 29 to 31
0
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0.8 to 1.2
0 to 0.8
Residuals, % 0
0 to 1.0