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C66200 Brass vs. C74500 Nickel Silver

Both C66200 brass and C74500 nickel silver are copper alloys. They have 76% of their average alloy composition in common. There are 29 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 C66200 brass and the bottom bar is C74500 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 8.0 to 15
3.0 to 24
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
44
Shear Strength, MPa 270 to 300
310 to 380
Tensile Strength: Ultimate (UTS), MPa 450 to 520
390 to 700
Tensile Strength: Yield (Proof), MPa 410 to 480
380 to 600

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 1070
1020
Melting Onset (Solidus), °C 1030
970
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 150
45
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 36
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 29
29
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 43
54
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 66
12 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 760 to 1030
620 to 1540
Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 14 to 17
13 to 23
Strength to Weight: Bending, points 15 to 16
14 to 21
Thermal Diffusivity, mm2/s 45
14
Thermal Shock Resistance, points 16 to 18
13 to 23

Alloy Composition

Copper (Cu), % 86.6 to 91
63.5 to 66.5
Iron (Fe), % 0 to 0.050
0 to 0.25
Lead (Pb), % 0 to 0.050
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0.3 to 1.0
9.0 to 11
Phosphorus (P), % 0.050 to 0.2
0
Tin (Sn), % 0.2 to 0.7
0
Zinc (Zn), % 6.5 to 12.9
21.2 to 27.5
Residuals, % 0
0 to 0.5