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C75700 Nickel Silver vs. C66200 Brass

Both C75700 nickel silver and C66200 brass are copper alloys. They have 76% of their average alloy composition in common.

For each property being compared, the top bar is C75700 nickel silver and the bottom bar is C66200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.2 to 22
8.0 to 15
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 45
42
Shear Strength, MPa 350 to 370
270 to 300
Tensile Strength: Ultimate (UTS), MPa 590 to 610
450 to 520
Tensile Strength: Yield (Proof), MPa 470 to 580
410 to 480

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 1040
1070
Melting Onset (Solidus), °C 990
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 40
150
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
35
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
36

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.4
8.7
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 56
43
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
40 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 930 to 1410
760 to 1030
Stiffness to Weight: Axial, points 7.8
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19 to 20
14 to 17
Strength to Weight: Bending, points 19
15 to 16
Thermal Diffusivity, mm2/s 12
45
Thermal Shock Resistance, points 22 to 23
16 to 18

Alloy Composition

Copper (Cu), % 63.5 to 66.5
86.6 to 91
Iron (Fe), % 0 to 0.25
0 to 0.050
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 11 to 13
0.3 to 1.0
Phosphorus (P), % 0
0.050 to 0.2
Tin (Sn), % 0
0.2 to 0.7
Zinc (Zn), % 19.2 to 25.5
6.5 to 12.9
Residuals, % 0 to 0.5
0 to 0.5