C74500 Nickel Silver vs. ASTM B563 Pd-Ag-Cu

C74500 nickel silver belongs to the copper alloys classification, while ASTM B563 Pd-Ag-Cu belongs to the otherwise unclassified metals. There are 19 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 C74500 nickel silver and the bottom bar is ASTM B563 Pd-Ag-Cu.

UNS C74500 Nickel Silver ASTM B563 Palladium-Silver-Copper Electrical Contact Alloy

Metric UnitsUS Customary Units

Mechanical Properties

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

Elongation at Break, %		3.0 to 24
Elongation at Break, %		7.0 to 17

Poisson's Ratio		0.32
Poisson's Ratio		0.37

Shear Modulus, GPa		44
Shear Modulus, GPa		37

Shear Strength, MPa		310 to 380
Shear Strength, MPa		470 to 690

Tensile Strength: Ultimate (UTS), MPa		390 to 700
Tensile Strength: Ultimate (UTS), MPa		760 to 1170

Thermal Properties

Latent Heat of Fusion, J/g		190
Latent Heat of Fusion, J/g		150

Melting Completion (Liquidus), °C		1020
Melting Completion (Liquidus), °C		1180

Melting Onset (Solidus), °C		970
Melting Onset (Solidus), °C		1030

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		260

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		9.0
Electrical Conductivity: Equal Volume, % IACS		5.6 to 6.7

Electrical Conductivity: Equal Weight (Specific), % IACS		9.7
Electrical Conductivity: Equal Weight (Specific), % IACS		4.6 to 5.5

Otherwise Unclassified Properties

Density, g/cm³		8.3
Density, g/cm³		11

Common Calculations

Stiffness to Weight: Axial, points		7.7
Stiffness to Weight: Axial, points		5.2

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

Strength to Weight: Axial, points		13 to 23
Strength to Weight: Axial, points		19 to 30

Strength to Weight: Bending, points		14 to 21
Strength to Weight: Bending, points		17 to 22

Thermal Shock Resistance, points		13 to 23
Thermal Shock Resistance, points		39 to 61

Alloy Composition

Copper (Cu), %		63.5 to 66.5
Copper (Cu), %		15.5 to 16.5

Iron (Fe), %		0 to 0.25
Iron (Fe), %		0

Lead (Pb), %		0 to 0.1
Lead (Pb), %		0

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

Nickel (Ni), %		9.0 to 11
Nickel (Ni), %		0.8 to 1.2

Palladium (Pd), %		0
Palladium (Pd), %		43 to 45

Platinum (Pt), %		0
Platinum (Pt), %		0.8 to 1.2

Silver (Ag), %		0
Silver (Ag), %		37 to 39

Zinc (Zn), %		21.2 to 27.5
Zinc (Zn), %		0

Residuals, %		0
Residuals, %		0 to 0.4