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C78200 Nickel Silver vs. C99700 Brass

Both C78200 nickel silver and C99700 brass are copper alloys. They have 88% of their average alloy composition in common. There are 26 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 C78200 nickel silver and the bottom bar is C99700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 40
25
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 43
46
Tensile Strength: Ultimate (UTS), MPa 370 to 630
380
Tensile Strength: Yield (Proof), MPa 170 to 570
170

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 1000
900
Melting Onset (Solidus), °C 970
880
Specific Heat Capacity, J/kg-K 390
410
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 28
25
Density, g/cm3 8.4
8.1
Embodied Carbon, kg CO2/kg material 3.3
3.3
Embodied Energy, MJ/kg 52
53
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 120
78
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1440
120
Stiffness to Weight: Axial, points 7.4
8.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 12 to 21
13
Strength to Weight: Bending, points 14 to 19
14
Thermal Shock Resistance, points 12 to 21
11

Alloy Composition

Aluminum (Al), % 0
0.5 to 3.0
Copper (Cu), % 63 to 67
54 to 65.5
Iron (Fe), % 0 to 0.35
0 to 1.0
Lead (Pb), % 1.5 to 2.5
0 to 2.0
Manganese (Mn), % 0 to 0.5
11 to 15
Nickel (Ni), % 7.0 to 9.0
4.0 to 6.0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 20.2 to 28.5
19 to 25
Residuals, % 0
0 to 0.3