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C19500 Copper vs. C77400 Nickel Silver

Both C19500 copper and C77400 nickel silver are copper alloys. They have 45% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C19500 copper and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 2.3 to 38
25
Poisson's Ratio 0.34
0.3
Rockwell B Hardness 71 to 86
73
Shear Modulus, GPa 44
42
Shear Strength, MPa 260 to 360
360
Tensile Strength: Ultimate (UTS), MPa 380 to 640
570
Tensile Strength: Yield (Proof), MPa 120 to 600
250

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
810
Melting Onset (Solidus), °C 1090
770
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 50 to 56
27
Electrical Conductivity: Equal Weight (Specific), % IACS 50 to 57
31

Otherwise Unclassified Properties

Base Metal Price, % relative 31
25
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.5
Embodied Energy, MJ/kg 42
57
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14 to 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 59 to 1530
290
Stiffness to Weight: Axial, points 7.3
7.7
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 12 to 20
20
Strength to Weight: Bending, points 13 to 18
19
Thermal Shock Resistance, points 13 to 23
18

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Cobalt (Co), % 0.3 to 1.3
0
Copper (Cu), % 94.9 to 98.6
43 to 47
Iron (Fe), % 1.0 to 2.0
0
Lead (Pb), % 0 to 0.020
0 to 0.2
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0.010 to 0.35
0
Tin (Sn), % 0.1 to 1.0
0
Zinc (Zn), % 0 to 0.2
41.3 to 48
Residuals, % 0
0 to 0.5