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C78200 Nickel Silver vs. C74000 Nickel Silver

Both C78200 nickel silver and C74000 nickel silver are copper alloys. They have a moderately high 92% of their average alloy composition in common. There are 23 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 C78200 nickel silver and the bottom bar is C74000 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.32
0.32
Rockwell B Hardness 65 to 90
70 to 88
Shear Modulus, GPa 43
44
Tensile Strength: Ultimate (UTS), MPa 370 to 630
380 to 590

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 1000
990
Melting Onset (Solidus), °C 970
950
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
40
Electrical Conductivity: Equal Weight (Specific), % IACS 12
42

Otherwise Unclassified Properties

Base Metal Price, % relative 28
30
Density, g/cm3 8.4
8.5
Embodied Carbon, kg CO2/kg material 3.3
3.4
Embodied Energy, MJ/kg 52
54
Embodied Water, L/kg 310
310

Common Calculations

Stiffness to Weight: Axial, points 7.4
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 21
13 to 19
Strength to Weight: Bending, points 14 to 19
14 to 18
Thermal Shock Resistance, points 12 to 21
13 to 19

Alloy Composition

Copper (Cu), % 63 to 67
69 to 73.5
Iron (Fe), % 0 to 0.35
0 to 0.25
Lead (Pb), % 1.5 to 2.5
0 to 0.1
Manganese (Mn), % 0 to 0.5
0 to 0.5
Nickel (Ni), % 7.0 to 9.0
9.0 to 11
Zinc (Zn), % 20.2 to 28.5
14.2 to 22
Residuals, % 0
0 to 0.5

Comparable Variants