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C19000 Copper vs. Commercially Pure Silver

C19000 copper belongs to the copper alloys classification, while commercially pure silver belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C19000 copper and the bottom bar is commercially pure silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
71
Elongation at Break, % 2.5 to 50
1.1 to 29
Poisson's Ratio 0.34
0.37
Shear Modulus, GPa 43
26
Shear Strength, MPa 170 to 390
120 to 190
Tensile Strength: Ultimate (UTS), MPa 260 to 760
190 to 340

Thermal Properties

Latent Heat of Fusion, J/g 210
110
Melting Completion (Liquidus), °C 1080
960
Melting Onset (Solidus), °C 1040
960
Specific Heat Capacity, J/kg-K 390
240
Thermal Conductivity, W/m-K 250
420
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
100
Electrical Conductivity: Equal Weight (Specific), % IACS 61
87

Otherwise Unclassified Properties

Density, g/cm3 8.9
10

Common Calculations

Stiffness to Weight: Axial, points 7.2
3.8
Stiffness to Weight: Bending, points 18
13
Strength to Weight: Axial, points 8.2 to 24
4.9 to 8.9
Strength to Weight: Bending, points 10 to 21
6.9 to 10
Thermal Diffusivity, mm2/s 73
170
Thermal Shock Resistance, points 9.3 to 27
9.5 to 17

Alloy Composition

Copper (Cu), % 96.9 to 99
0
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.050
0
Nickel (Ni), % 0.9 to 1.3
0
Phosphorus (P), % 0.15 to 0.35
0
Silver (Ag), % 0
99.9 to 100
Zinc (Zn), % 0 to 0.8
0
Residuals, % 0
0 to 0.1