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Commercially Pure Silver vs. C19800 Copper

Commercially pure silver belongs to the otherwise unclassified metals classification, while C19800 copper 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 C19800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 1.1 to 29
9.0 to 12
Poisson's Ratio 0.37
0.34
Shear Modulus, GPa 26
43
Shear Strength, MPa 120 to 190
260 to 330
Tensile Strength: Ultimate (UTS), MPa 190 to 340
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 110
210
Melting Completion (Liquidus), °C 960
1070
Melting Onset (Solidus), °C 960
1050
Specific Heat Capacity, J/kg-K 240
390
Thermal Conductivity, W/m-K 420
260
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
61
Electrical Conductivity: Equal Weight (Specific), % IACS 87
62

Otherwise Unclassified Properties

Density, g/cm3 10
8.9

Common Calculations

Stiffness to Weight: Axial, points 3.8
7.2
Stiffness to Weight: Bending, points 13
18
Strength to Weight: Axial, points 4.9 to 8.9
14 to 17
Strength to Weight: Bending, points 6.9 to 10
14 to 17
Thermal Diffusivity, mm2/s 170
75
Thermal Shock Resistance, points 9.5 to 17
15 to 20

Alloy Composition

Copper (Cu), % 0
95.7 to 99.47
Iron (Fe), % 0
0.020 to 0.5
Magnesium (Mg), % 0
0.1 to 1.0
Phosphorus (P), % 0
0.010 to 0.1
Silver (Ag), % 99.9 to 100
0
Tin (Sn), % 0
0.1 to 1.0
Zinc (Zn), % 0
0.3 to 1.5
Residuals, % 0
0 to 0.2