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C87500 Brass vs. C75700 Nickel Silver

Both C87500 brass and C75700 nickel silver are copper alloys. They have 79% of their average alloy composition in common. There are 28 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 C87500 brass and the bottom bar is C75700 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 18
3.2 to 22
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
45
Tensile Strength: Ultimate (UTS), MPa 460
590 to 610
Tensile Strength: Yield (Proof), MPa 190
470 to 580

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 920
1040
Melting Onset (Solidus), °C 820
990
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 28
40
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 27
30
Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 44
56
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
19 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
930 to 1410
Stiffness to Weight: Axial, points 7.4
7.8
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
19 to 20
Strength to Weight: Bending, points 16
19
Thermal Diffusivity, mm2/s 8.3
12
Thermal Shock Resistance, points 17
22 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 79 to 85
63.5 to 66.5
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.5
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
11 to 13
Silicon (Si), % 3.0 to 5.0
0
Zinc (Zn), % 12 to 16
19.2 to 25.5
Residuals, % 0
0 to 0.5