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C77400 Nickel Silver vs. C74400 Nickel Silver

Both C77400 nickel silver and C74400 nickel silver are copper alloys. They have 81% of their average alloy composition in common. There are 27 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 C77400 nickel silver and the bottom bar is C74400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
43
Poisson's Ratio 0.3
0.31
Shear Modulus, GPa 42
39
Shear Strength, MPa 360
240
Tensile Strength: Ultimate (UTS), MPa 570
350
Tensile Strength: Yield (Proof), MPa 250
120

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 130
140
Melting Completion (Liquidus), °C 810
930
Melting Onset (Solidus), °C 770
910
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
26
Electrical Conductivity: Equal Weight (Specific), % IACS 31
29

Otherwise Unclassified Properties

Base Metal Price, % relative 25
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 3.5
2.9
Embodied Energy, MJ/kg 57
48
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 290
63
Stiffness to Weight: Axial, points 7.7
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 20
12
Strength to Weight: Bending, points 19
14
Thermal Shock Resistance, points 18
12

Alloy Composition

Copper (Cu), % 43 to 47
62 to 66
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0 to 0.2
0 to 0.050
Nickel (Ni), % 9.0 to 11
2.0 to 4.0
Zinc (Zn), % 41.3 to 48
29.6 to 36
Residuals, % 0
0 to 0.3