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C74500 Nickel Silver vs. C99750 Brass

Both C74500 nickel silver and C99750 brass are copper alloys. They have 81% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C74500 nickel silver and the bottom bar is C99750 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
130
Elongation at Break, % 3.0 to 24
20 to 30
Poisson's Ratio 0.32
0.32
Rockwell B Hardness 66 to 94
77 to 82
Shear Modulus, GPa 44
48
Tensile Strength: Ultimate (UTS), MPa 390 to 700
450 to 520
Tensile Strength: Yield (Proof), MPa 380 to 600
220 to 280

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 1020
840
Melting Onset (Solidus), °C 970
820
Specific Heat Capacity, J/kg-K 390
410
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 3.4
3.1
Embodied Energy, MJ/kg 54
51
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 160
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 620 to 1540
190 to 300
Stiffness to Weight: Axial, points 7.7
8.6
Stiffness to Weight: Bending, points 19
21
Strength to Weight: Axial, points 13 to 23
15 to 18
Strength to Weight: Bending, points 14 to 21
16 to 18
Thermal Shock Resistance, points 13 to 23
13 to 15

Alloy Composition

Aluminum (Al), % 0
0.25 to 3.0
Copper (Cu), % 63.5 to 66.5
55 to 61
Iron (Fe), % 0 to 0.25
0 to 1.0
Lead (Pb), % 0 to 0.1
0.5 to 2.5
Manganese (Mn), % 0 to 0.5
17 to 23
Nickel (Ni), % 9.0 to 11
0 to 5.0
Zinc (Zn), % 21.2 to 27.5
17 to 23
Residuals, % 0
0 to 0.3