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C77400 Nickel Silver vs. C97800 Nickel Silver

Both C77400 nickel silver and C97800 nickel silver are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 58% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C77400 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, % 25
10
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 42
48
Tensile Strength: Ultimate (UTS), MPa 570
370
Tensile Strength: Yield (Proof), MPa 250
170

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 130
230
Melting Completion (Liquidus), °C 810
1180
Melting Onset (Solidus), °C 770
1140
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 21
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 31
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 25
40
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 3.5
5.1
Embodied Energy, MJ/kg 57
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 290
120
Stiffness to Weight: Axial, points 7.7
8.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 20
12
Strength to Weight: Bending, points 19
13
Thermal Shock Resistance, points 18
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 43 to 47
64 to 67
Iron (Fe), % 0
0 to 1.5
Lead (Pb), % 0 to 0.2
1.0 to 2.5
Nickel (Ni), % 9.0 to 11
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), % 41.3 to 48
1.0 to 4.0
Residuals, % 0
0 to 0.4