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C69400 Brass vs. C77600 Nickel Silver

Both C69400 brass and C77600 nickel silver are copper alloys. They have 58% of their average alloy composition in common. There are 27 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 C69400 brass and the bottom bar is C77600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
30
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 42
43
Shear Strength, MPa 350
410
Tensile Strength: Ultimate (UTS), MPa 570
630
Tensile Strength: Yield (Proof), MPa 270
320

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 920
830
Melting Onset (Solidus), °C 820
790
Specific Heat Capacity, J/kg-K 410
390
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
27
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
31

Otherwise Unclassified Properties

Base Metal Price, % relative 27
27
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.7
Embodied Energy, MJ/kg 44
60
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
160
Resilience: Unit (Modulus of Resilience), kJ/m3 340
470
Stiffness to Weight: Axial, points 7.4
7.9
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 18
21
Thermal Shock Resistance, points 20
20

Alloy Composition

Copper (Cu), % 80 to 83
42 to 45
Iron (Fe), % 0 to 0.2
0 to 0.2
Lead (Pb), % 0 to 0.3
0 to 0.25
Manganese (Mn), % 0
0 to 0.25
Nickel (Ni), % 0
12 to 14
Silicon (Si), % 3.5 to 4.5
0
Tin (Sn), % 0
0 to 0.15
Zinc (Zn), % 11.5 to 16.5
39.7 to 46
Residuals, % 0
0 to 0.5