Commercially Pure Silver vs. C75700 Nickel Silver

Commercially pure silver belongs to the otherwise unclassified metals classification, while C75700 nickel silver belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is commercially pure silver and the bottom bar is C75700 nickel silver.

Commercially Pure Silver UNS C75700 (CW403J) Nickel Silver

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		71
Elastic (Young's, Tensile) Modulus, GPa		120

Elongation at Break, %		1.1 to 29
Elongation at Break, %		3.2 to 22

Poisson's Ratio		0.37
Poisson's Ratio		0.32

Shear Modulus, GPa		26
Shear Modulus, GPa		45

Shear Strength, MPa		120 to 190
Shear Strength, MPa		350 to 370

Tensile Strength: Ultimate (UTS), MPa		190 to 340
Tensile Strength: Ultimate (UTS), MPa		590 to 610

Thermal Properties

Latent Heat of Fusion, J/g		110
Latent Heat of Fusion, J/g		200

Melting Completion (Liquidus), °C		960
Melting Completion (Liquidus), °C		1040

Melting Onset (Solidus), °C		960
Melting Onset (Solidus), °C		990

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

Thermal Conductivity, W/m-K		420
Thermal Conductivity, W/m-K		40

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		100
Electrical Conductivity: Equal Volume, % IACS		8.0

Electrical Conductivity: Equal Weight (Specific), % IACS		87
Electrical Conductivity: Equal Weight (Specific), % IACS		8.6

Otherwise Unclassified Properties

Density, g/cm³		10
Density, g/cm³		8.4

Common Calculations

Stiffness to Weight: Axial, points		3.8
Stiffness to Weight: Axial, points		7.8

Stiffness to Weight: Bending, points		13
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		4.9 to 8.9
Strength to Weight: Axial, points		19 to 20

Strength to Weight: Bending, points		6.9 to 10
Strength to Weight: Bending, points		19

Thermal Diffusivity, mm²/s		170
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		9.5 to 17
Thermal Shock Resistance, points		22 to 23

Alloy Composition

Copper (Cu), %		0
Copper (Cu), %		63.5 to 66.5

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

Lead (Pb), %		0
Lead (Pb), %		0 to 0.050

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

Nickel (Ni), %		0
Nickel (Ni), %		11 to 13

Silver (Ag), %		99.9 to 100
Silver (Ag), %		0

Zinc (Zn), %		0
Zinc (Zn), %		19.2 to 25.5

Residuals, %		0
Residuals, %		0 to 0.5