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C74400 Nickel Silver vs. C47940 Brass

Both C74400 nickel silver and C47940 brass are copper alloys. They have a very high 96% of their average alloy composition in common. There are 27 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 C74400 nickel silver and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 43
14 to 34
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 39
40
Shear Strength, MPa 240
250 to 310
Tensile Strength: Ultimate (UTS), MPa 350
380 to 520
Tensile Strength: Yield (Proof), MPa 120
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 140
130
Melting Completion (Liquidus), °C 930
850
Melting Onset (Solidus), °C 910
800
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 20
20

Otherwise Unclassified Properties

Base Metal Price, % relative 25
25
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 48
47
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 63
120 to 740
Stiffness to Weight: Axial, points 7.4
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
13 to 17
Strength to Weight: Bending, points 14
14 to 17
Thermal Diffusivity, mm2/s 37
36
Thermal Shock Resistance, points 12
13 to 17

Alloy Composition


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Copper (Cu), % 62 to 66
63 to 66
Iron (Fe), % 0 to 0.050
0.1 to 1.0
Lead (Pb), % 0 to 0.050
1.0 to 2.0
Nickel (Ni), % 2.0 to 4.0
0.1 to 0.5
Tin (Sn), % 0
1.2 to 2.0
Zinc (Zn), % 29.6 to 36
28.1 to 34.6
Residuals, % 0 to 0.3
0 to 0.4