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C87500 Brass vs. Commercially Pure Palladium

C87500 brass belongs to the copper alloys classification, while commercially pure palladium belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C87500 brass and the bottom bar is commercially pure palladium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 18
1.1 to 11
Poisson's Ratio 0.33
0.39
Shear Modulus, GPa 42
43
Tensile Strength: Ultimate (UTS), MPa 460
200 to 380

Thermal Properties

Latent Heat of Fusion, J/g 260
160
Melting Completion (Liquidus), °C 920
1550
Melting Onset (Solidus), °C 820
1550
Specific Heat Capacity, J/kg-K 410
240
Thermal Expansion, µm/m-K 18
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
16
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
12

Otherwise Unclassified Properties

Density, g/cm3 8.3
12

Common Calculations

Stiffness to Weight: Axial, points 7.4
5.6
Stiffness to Weight: Bending, points 19
14
Strength to Weight: Axial, points 16
4.5 to 8.8
Strength to Weight: Bending, points 16
6.2 to 9.7
Thermal Shock Resistance, points 17
9.8 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 79 to 85
0
Lead (Pb), % 0 to 0.5
0
Palladium (Pd), % 0
99.8 to 100
Silicon (Si), % 3.0 to 5.0
0
Zinc (Zn), % 12 to 16
0
Residuals, % 0
0 to 0.2