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Commercially Pure Palladium vs. C66700 Brass

Commercially pure palladium belongs to the otherwise unclassified metals classification, while C66700 brass belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is commercially pure palladium and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 1.1 to 11
2.0 to 58
Poisson's Ratio 0.39
0.31
Shear Modulus, GPa 43
41
Shear Strength, MPa 120 to 200
250 to 530
Tensile Strength: Ultimate (UTS), MPa 200 to 380
340 to 690

Thermal Properties

Latent Heat of Fusion, J/g 160
180
Melting Completion (Liquidus), °C 1550
1090
Melting Onset (Solidus), °C 1550
1050
Specific Heat Capacity, J/kg-K 240
390
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
17
Electrical Conductivity: Equal Weight (Specific), % IACS 12
19

Otherwise Unclassified Properties

Density, g/cm3 12
8.2

Common Calculations

Stiffness to Weight: Axial, points 5.6
7.3
Stiffness to Weight: Bending, points 14
19
Strength to Weight: Axial, points 4.5 to 8.8
11 to 23
Strength to Weight: Bending, points 6.2 to 9.7
13 to 21
Thermal Shock Resistance, points 9.8 to 19
11 to 23

Alloy Composition

Copper (Cu), % 0
68.5 to 71.5
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0
0.8 to 1.5
Palladium (Pd), % 99.8 to 100
0
Zinc (Zn), % 0
26.3 to 30.7
Residuals, % 0
0 to 0.5