60Pd-40Ag Alloy vs. C28500 Muntz Metal

60Pd-40Ag alloy belongs to the otherwise unclassified metals classification, while C28500 Muntz Metal belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is 60Pd-40Ag alloy and the bottom bar is C28500 Muntz Metal.

60-Palladium 40-Silver Electrical Contact Alloy UNS C28500 Muntz Metal

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		1.1 to 28
Elongation at Break, %		20

Poisson's Ratio		0.38
Poisson's Ratio		0.3

Shear Modulus, GPa		37
Shear Modulus, GPa		40

Shear Strength, MPa		220 to 350
Shear Strength, MPa		320

Tensile Strength: Ultimate (UTS), MPa		340 to 720
Tensile Strength: Ultimate (UTS), MPa		520

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		170

Melting Completion (Liquidus), °C		1360
Melting Completion (Liquidus), °C		900

Melting Onset (Solidus), °C		1310
Melting Onset (Solidus), °C		890

Specific Heat Capacity, J/kg-K		240
Specific Heat Capacity, J/kg-K		390

Thermal Conductivity, W/m-K		29
Thermal Conductivity, W/m-K		100

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		4.1
Electrical Conductivity: Equal Volume, % IACS		29

Electrical Conductivity: Equal Weight (Specific), % IACS		3.2
Electrical Conductivity: Equal Weight (Specific), % IACS		33

Otherwise Unclassified Properties

Density, g/cm³		11
Density, g/cm³		7.9

Common Calculations

Stiffness to Weight: Axial, points		4.9
Stiffness to Weight: Axial, points		7.3

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		18

Strength to Weight: Bending, points		9.6 to 16
Strength to Weight: Bending, points		18

Thermal Diffusivity, mm²/s		11
Thermal Diffusivity, mm²/s		33

Thermal Shock Resistance, points		16 to 34
Thermal Shock Resistance, points		17

Alloy Composition

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Copper (Cu), %		0 to 0.1
Copper (Cu), %		57 to 59

Iron (Fe), %		0
Iron (Fe), %		0 to 0.35

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

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

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

Zinc (Zn), %		0
Zinc (Zn), %		39.5 to 43

Residuals, %		0 to 0.3
Residuals, %		0 to 0.9