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C69700 Brass vs. Commercially Pure Palladium

C69700 brass belongs to the copper alloys classification, while commercially pure palladium belongs to the otherwise unclassified metals. There are 17 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 C69700 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, % 25
1.1 to 11
Poisson's Ratio 0.32
0.39
Shear Modulus, GPa 41
43
Shear Strength, MPa 300
120 to 200
Tensile Strength: Ultimate (UTS), MPa 470
200 to 380

Thermal Properties

Latent Heat of Fusion, J/g 240
160
Melting Completion (Liquidus), °C 930
1550
Melting Onset (Solidus), °C 880
1550
Specific Heat Capacity, J/kg-K 400
240
Thermal Expansion, µm/m-K 19
12

Otherwise Unclassified Properties

Density, g/cm3 8.3
12

Common Calculations

Stiffness to Weight: Axial, points 7.3
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 16
9.8 to 19

Alloy Composition

Copper (Cu), % 75 to 80
0
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0
Palladium (Pd), % 0
99.8 to 100
Silicon (Si), % 2.5 to 3.5
0
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0
0 to 0.2