Commercially Pure Silver vs. C31600 Bronze

Commercially pure silver belongs to the otherwise unclassified metals classification, while C31600 bronze 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 C31600 bronze.

Commercially Pure Silver UNS C31600 Nickel-Bearing Leaded Hardware Bronze

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		71
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		1.1 to 29
Elongation at Break, %		6.7 to 28

Poisson's Ratio		0.37
Poisson's Ratio		0.33

Shear Modulus, GPa		26
Shear Modulus, GPa		42

Shear Strength, MPa		120 to 190
Shear Strength, MPa		170 to 270

Tensile Strength: Ultimate (UTS), MPa		190 to 340
Tensile Strength: Ultimate (UTS), MPa		270 to 460

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		1010

Specific Heat Capacity, J/kg-K		240
Specific Heat Capacity, J/kg-K		380

Thermal Conductivity, W/m-K		420
Thermal Conductivity, W/m-K		140

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		100
Electrical Conductivity: Equal Volume, % IACS		32

Electrical Conductivity: Equal Weight (Specific), % IACS		87
Electrical Conductivity: Equal Weight (Specific), % IACS		33

Otherwise Unclassified Properties

Density, g/cm³		10
Density, g/cm³		8.8

Common Calculations

Stiffness to Weight: Axial, points		3.8
Stiffness to Weight: Axial, points		7.1

Stiffness to Weight: Bending, points		13
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		4.9 to 8.9
Strength to Weight: Axial, points		8.5 to 15

Strength to Weight: Bending, points		6.9 to 10
Strength to Weight: Bending, points		11 to 15

Thermal Diffusivity, mm²/s		170
Thermal Diffusivity, mm²/s		42

Thermal Shock Resistance, points		9.5 to 17
Thermal Shock Resistance, points		9.4 to 16

Alloy Composition

Copper (Cu), %		0
Copper (Cu), %		87.5 to 90.5

Iron (Fe), %		0
Iron (Fe), %		0 to 0.1

Lead (Pb), %		0
Lead (Pb), %		1.3 to 2.5

Nickel (Ni), %		0
Nickel (Ni), %		0.7 to 1.2

Phosphorus (P), %		0
Phosphorus (P), %		0.040 to 0.1

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

Zinc (Zn), %		0
Zinc (Zn), %		5.2 to 10.5

Residuals, %		0
Residuals, %		0 to 0.4