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C74500 Nickel Silver vs. C37700 Brass

Both C74500 nickel silver and C37700 brass are copper alloys. They have 84% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C74500 nickel silver and the bottom bar is C37700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 3.0 to 24
40
Poisson's Ratio 0.32
0.31
Rockwell B Hardness 66 to 94
45
Shear Modulus, GPa 44
39
Shear Strength, MPa 310 to 380
270
Tensile Strength: Ultimate (UTS), MPa 390 to 700
400
Tensile Strength: Yield (Proof), MPa 380 to 600
160

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 1020
890
Melting Onset (Solidus), °C 970
880
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 45
120
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
30

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 3.4
2.6
Embodied Energy, MJ/kg 54
45
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 160
130
Resilience: Unit (Modulus of Resilience), kJ/m3 620 to 1540
120
Stiffness to Weight: Axial, points 7.7
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 23
14
Strength to Weight: Bending, points 14 to 21
15
Thermal Diffusivity, mm2/s 14
39
Thermal Shock Resistance, points 13 to 23
13

Alloy Composition


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Copper (Cu), % 63.5 to 66.5
58 to 61
Iron (Fe), % 0 to 0.25
0 to 0.3
Lead (Pb), % 0 to 0.1
1.5 to 2.5
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 9.0 to 11
0
Zinc (Zn), % 21.2 to 27.5
35.7 to 40.5
Residuals, % 0 to 0.5
0 to 0.5