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C77400 Nickel Silver vs. C27400 Brass

Both C77400 nickel silver and C27400 brass are copper alloys. They have 82% 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 C27400 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
170
Maximum Temperature: Mechanical, °C 130
120
Melting Completion (Liquidus), °C 810
920
Melting Onset (Solidus), °C 770
870
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 21
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
28
Electrical Conductivity: Equal Weight (Specific), % IACS 31
31

Otherwise Unclassified Properties

Base Metal Price, % relative 25
23
Density, g/cm3 7.9
8.0
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
20
Strength to Weight: Axial, points 20
13 to 23
Strength to Weight: Bending, points 19
14 to 21
Thermal Shock Resistance, points 18
12 to 22

Alloy Composition

Copper (Cu), % 43 to 47
61 to 64
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0 to 0.2
0 to 0.050
Nickel (Ni), % 9.0 to 11
0
Zinc (Zn), % 41.3 to 48
35.6 to 39
Residuals, % 0
0 to 0.3