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C27400 Brass vs. C97800 Nickel Silver

Both C27400 brass and C97800 nickel silver are copper alloys. They have 65% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C27400 brass and the bottom bar is C97800 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
48
Tensile Strength: Ultimate (UTS), MPa 370 to 650
370

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 120
230
Melting Completion (Liquidus), °C 920
1180
Melting Onset (Solidus), °C 870
1140
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
25
Thermal Expansion, µm/m-K 21
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 31
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 23
40
Density, g/cm3 8.0
8.8
Embodied Carbon, kg CO2/kg material 2.7
5.1
Embodied Energy, MJ/kg 45
76
Embodied Water, L/kg 320
330

Common Calculations

Stiffness to Weight: Axial, points 7.2
8.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13 to 23
12
Strength to Weight: Bending, points 14 to 21
13
Thermal Diffusivity, mm2/s 37
7.3
Thermal Shock Resistance, points 12 to 22
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 61 to 64
64 to 67
Iron (Fe), % 0 to 0.1
0 to 1.5
Lead (Pb), % 0 to 0.050
1.0 to 2.5
Nickel (Ni), % 0
24 to 27
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.15
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 5.5
Zinc (Zn), % 35.6 to 39
1.0 to 4.0
Residuals, % 0
0 to 0.4