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C74500 Nickel Silver vs. C68400 Brass

Both C74500 nickel silver and C68400 brass are copper alloys. They have 87% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C74500 nickel silver and the bottom bar is C68400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 3.0 to 24
18
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 44
41
Shear Strength, MPa 310 to 380
330
Tensile Strength: Ultimate (UTS), MPa 390 to 700
540
Tensile Strength: Yield (Proof), MPa 380 to 600
310

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 1020
840
Melting Onset (Solidus), °C 970
820
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 45
66
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
87
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
99

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 54
47
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 160
81
Resilience: Unit (Modulus of Resilience), kJ/m3 620 to 1540
460
Stiffness to Weight: Axial, points 7.7
7.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 13 to 23
19
Strength to Weight: Bending, points 14 to 21
19
Thermal Diffusivity, mm2/s 14
21
Thermal Shock Resistance, points 13 to 23
18

Alloy Composition


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Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0.0010 to 0.030
Copper (Cu), % 63.5 to 66.5
59 to 64
Iron (Fe), % 0 to 0.25
0 to 1.0
Lead (Pb), % 0 to 0.1
0 to 0.090
Manganese (Mn), % 0 to 0.5
0.2 to 1.5
Nickel (Ni), % 9.0 to 11
0 to 0.5
Phosphorus (P), % 0
0.030 to 0.3
Silicon (Si), % 0
1.5 to 2.5
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 21.2 to 27.5
28.6 to 39.3
Residuals, % 0 to 0.5
0 to 0.5