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C77400 Nickel Silver vs. C27000 Brass

Both C77400 nickel silver and C27000 brass are copper alloys. They have 79% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C77400 nickel silver and the bottom bar is C27000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.3
0.31
Rockwell B Hardness 73
53 to 91
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 570
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 130
130
Melting Completion (Liquidus), °C 810
930
Melting Onset (Solidus), °C 770
900
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
27
Electrical Conductivity: Equal Weight (Specific), % IACS 31
30

Otherwise Unclassified Properties

Base Metal Price, % relative 25
24
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 3.5
2.7
Embodied Energy, MJ/kg 57
45
Embodied Water, L/kg 320
320

Common Calculations

Stiffness to Weight: Axial, points 7.7
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 20
13 to 22
Strength to Weight: Bending, points 19
14 to 21
Thermal Shock Resistance, points 18
12 to 22

Alloy Composition

Copper (Cu), % 43 to 47
63 to 68.5
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0 to 0.2
0 to 0.070
Nickel (Ni), % 9.0 to 11
0
Zinc (Zn), % 41.3 to 48
31 to 37
Residuals, % 0
0 to 0.3