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C27400 Brass vs. Grade CY40 Nickel

C27400 brass belongs to the copper alloys classification, while grade CY40 nickel belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C27400 brass and the bottom bar is grade CY40 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
74
Tensile Strength: Ultimate (UTS), MPa 370 to 650
540

Thermal Properties

Latent Heat of Fusion, J/g 170
330
Maximum Temperature: Mechanical, °C 120
960
Melting Completion (Liquidus), °C 920
1350
Melting Onset (Solidus), °C 870
1300
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
14
Thermal Expansion, µm/m-K 21
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 31
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 23
55
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 2.7
9.1
Embodied Energy, MJ/kg 45
130
Embodied Water, L/kg 320
260

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 20
23
Strength to Weight: Axial, points 13 to 23
18
Strength to Weight: Bending, points 14 to 21
18
Thermal Diffusivity, mm2/s 37
3.7
Thermal Shock Resistance, points 12 to 22
16

Alloy Composition

Carbon (C), % 0
0 to 0.4
Chromium (Cr), % 0
14 to 17
Copper (Cu), % 61 to 64
0
Iron (Fe), % 0 to 0.1
0 to 11
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
67 to 86
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 3.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 35.6 to 39
0
Residuals, % 0 to 0.3
0