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C75700 Nickel Silver vs. C96700 Copper

Both C75700 nickel silver and C96700 copper are copper alloys. They have 78% 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 C75700 nickel silver and the bottom bar is C96700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 3.2 to 22
10
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
53
Tensile Strength: Ultimate (UTS), MPa 590 to 610
1210
Tensile Strength: Yield (Proof), MPa 470 to 580
550

Thermal Properties

Latent Heat of Fusion, J/g 200
250
Maximum Temperature: Mechanical, °C 180
310
Melting Completion (Liquidus), °C 1040
1170
Melting Onset (Solidus), °C 990
1110
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 40
30
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 30
90
Density, g/cm3 8.4
8.8
Embodied Carbon, kg CO2/kg material 3.6
9.5
Embodied Energy, MJ/kg 56
140
Embodied Water, L/kg 310
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
99
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
1080
Stiffness to Weight: Axial, points 7.8
8.9
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
38
Strength to Weight: Bending, points 19
29
Thermal Diffusivity, mm2/s 12
8.5
Thermal Shock Resistance, points 22 to 23
40

Alloy Composition

Beryllium (Be), % 0
1.1 to 1.2
Copper (Cu), % 63.5 to 66.5
62.4 to 68.8
Iron (Fe), % 0 to 0.25
0.4 to 1.0
Lead (Pb), % 0 to 0.050
0 to 0.010
Manganese (Mn), % 0 to 0.5
0.4 to 1.0
Nickel (Ni), % 11 to 13
29 to 33
Silicon (Si), % 0
0 to 0.15
Titanium (Ti), % 0
0.15 to 0.35
Zinc (Zn), % 19.2 to 25.5
0
Zirconium (Zr), % 0
0.15 to 0.35
Residuals, % 0 to 0.5
0 to 0.5