60Pd-40Ag Alloy vs. C99300 Copper

60Pd-40Ag alloy belongs to the otherwise unclassified metals classification, while C99300 copper belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is 60Pd-40Ag alloy and the bottom bar is C99300 copper.

60-Palladium 40-Silver Electrical Contact Alloy UNS C99300 Nickel-Aluminum Copper

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		1.1 to 28
Elongation at Break, %		2.0

Poisson's Ratio		0.38
Poisson's Ratio		0.33

Shear Modulus, GPa		37
Shear Modulus, GPa		46

Tensile Strength: Ultimate (UTS), MPa		340 to 720
Tensile Strength: Ultimate (UTS), MPa		660

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		240

Melting Completion (Liquidus), °C		1360
Melting Completion (Liquidus), °C		1080

Melting Onset (Solidus), °C		1310
Melting Onset (Solidus), °C		1070

Specific Heat Capacity, J/kg-K		240
Specific Heat Capacity, J/kg-K		450

Thermal Conductivity, W/m-K		29
Thermal Conductivity, W/m-K		43

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		9.0

Electrical Conductivity: Equal Weight (Specific), % IACS		3.2
Electrical Conductivity: Equal Weight (Specific), % IACS		9.8

Otherwise Unclassified Properties

Density, g/cm³		11
Density, g/cm³		8.2

Common Calculations

Stiffness to Weight: Axial, points		4.9
Stiffness to Weight: Axial, points		8.3

Stiffness to Weight: Bending, points		14
Stiffness to Weight: Bending, points		20

Strength to Weight: Axial, points		8.4 to 18
Strength to Weight: Axial, points		22

Strength to Weight: Bending, points		9.6 to 16
Strength to Weight: Bending, points		20

Thermal Diffusivity, mm²/s		11
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		16 to 34
Thermal Shock Resistance, points		22

Alloy Composition

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Aluminum (Al), %		0
Aluminum (Al), %		10.7 to 11.5

Cobalt (Co), %		0
Cobalt (Co), %		1.0 to 2.0

Copper (Cu), %		0 to 0.1
Copper (Cu), %		68.6 to 74.4

Iron (Fe), %		0
Iron (Fe), %		0.4 to 1.0

Lead (Pb), %		0
Lead (Pb), %		0 to 0.020

Nickel (Ni), %		0
Nickel (Ni), %		13.5 to 16.5

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

Silicon (Si), %		0
Silicon (Si), %		0 to 0.020

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

Tin (Sn), %		0
Tin (Sn), %		0 to 0.050

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