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C74400 Nickel Silver vs. C97800 Nickel Silver

Both C74400 nickel silver and C97800 nickel silver are copper alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C74400 nickel silver and the bottom bar is C97800 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Elongation at Break, % 43
10
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 39
48
Tensile Strength: Ultimate (UTS), MPa 350
370
Tensile Strength: Yield (Proof), MPa 120
170

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 140
230
Melting Completion (Liquidus), °C 930
1180
Melting Onset (Solidus), °C 910
1140
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
25
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 29
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 25
40
Density, g/cm3 8.2
8.8
Embodied Carbon, kg CO2/kg material 2.9
5.1
Embodied Energy, MJ/kg 48
76
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
31
Resilience: Unit (Modulus of Resilience), kJ/m3 63
120
Stiffness to Weight: Axial, points 7.4
8.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
12
Strength to Weight: Bending, points 14
13
Thermal Diffusivity, mm2/s 37
7.3
Thermal Shock Resistance, points 12
13

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 62 to 66
64 to 67
Iron (Fe), % 0 to 0.050
0 to 1.5
Lead (Pb), % 0 to 0.050
1.0 to 2.5
Nickel (Ni), % 2.0 to 4.0
24 to 27
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.15
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 5.5
Zinc (Zn), % 29.6 to 36
1.0 to 4.0
Residuals, % 0 to 0.3
0 to 0.4