60Pd-40Ag Alloy vs. C99400 Brass

60Pd-40Ag alloy belongs to the otherwise unclassified metals classification, while C99400 brass belongs to the copper alloys. There are 17 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 60Pd-40Ag alloy and the bottom bar is C99400 brass.

60-Palladium 40-Silver Electrical Contact Alloy UNS C99400 Brass

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		100
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.38
Poisson's Ratio		0.34

Shear Modulus, GPa		37
Shear Modulus, GPa		44

Tensile Strength: Ultimate (UTS), MPa		340 to 720
Tensile Strength: Ultimate (UTS), MPa		460 to 550

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		230

Melting Completion (Liquidus), °C		1360
Melting Completion (Liquidus), °C		1070

Melting Onset (Solidus), °C		1310
Melting Onset (Solidus), °C		1020

Specific Heat Capacity, J/kg-K		240
Specific Heat Capacity, J/kg-K		400

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		4.1
Electrical Conductivity: Equal Volume, % IACS		17

Electrical Conductivity: Equal Weight (Specific), % IACS		3.2
Electrical Conductivity: Equal Weight (Specific), % IACS		17

Otherwise Unclassified Properties

Density, g/cm³		11
Density, g/cm³		8.7

Common Calculations

Stiffness to Weight: Axial, points		4.9
Stiffness to Weight: Axial, points		7.5

Stiffness to Weight: Bending, points		14
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		8.4 to 18
Strength to Weight: Axial, points		15 to 17

Strength to Weight: Bending, points		9.6 to 16
Strength to Weight: Bending, points		15 to 17

Thermal Shock Resistance, points		16 to 34
Thermal Shock Resistance, points		16 to 19

Alloy Composition

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Aluminum (Al), %		0
Aluminum (Al), %		0.5 to 2.0

Copper (Cu), %		0 to 0.1
Copper (Cu), %		83.5 to 96.5

Iron (Fe), %		0
Iron (Fe), %		1.0 to 3.0

Lead (Pb), %		0
Lead (Pb), %		0 to 0.25

Manganese (Mn), %		0
Manganese (Mn), %		0 to 0.5

Nickel (Ni), %		0
Nickel (Ni), %		1.0 to 3.5

Palladium (Pd), %		59.5 to 60.9
Palladium (Pd), %		0

Silicon (Si), %		0
Silicon (Si), %		0.5 to 2.0

Silver (Ag), %		39.1 to 40.5
Silver (Ag), %		0

Zinc (Zn), %		0
Zinc (Zn), %		0.5 to 5.0

Residuals, %		0 to 0.3
Residuals, %		0 to 0.3