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C75700 Nickel Silver vs. C99300 Copper

Both C75700 nickel silver and C99300 copper are copper alloys. They have 77% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C99300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 3.2 to 22
2.0
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
46
Tensile Strength: Ultimate (UTS), MPa 590 to 610
660
Tensile Strength: Yield (Proof), MPa 470 to 580
380

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 180
250
Melting Completion (Liquidus), °C 1040
1080
Melting Onset (Solidus), °C 990
1070
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 40
43
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 30
35
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 3.6
4.5
Embodied Energy, MJ/kg 56
70
Embodied Water, L/kg 310
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
11
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
590
Stiffness to Weight: Axial, points 7.8
8.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19 to 20
22
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 12
12
Thermal Shock Resistance, points 22 to 23
22

Alloy Composition

Aluminum (Al), % 0
10.7 to 11.5
Cobalt (Co), % 0
1.0 to 2.0
Copper (Cu), % 63.5 to 66.5
68.6 to 74.4
Iron (Fe), % 0 to 0.25
0.4 to 1.0
Lead (Pb), % 0 to 0.050
0 to 0.020
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 11 to 13
13.5 to 16.5
Silicon (Si), % 0
0 to 0.020
Tin (Sn), % 0
0 to 0.050
Zinc (Zn), % 19.2 to 25.5
0
Residuals, % 0 to 0.5
0 to 0.3