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C44400 Brass vs. C79200 Nickel Silver

Both C44400 brass and C79200 nickel silver are copper alloys. They have 87% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C44400 brass and the bottom bar is C79200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 41
44
Tensile Strength: Ultimate (UTS), MPa 350
480 to 540

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 940
950
Melting Onset (Solidus), °C 900
910
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
42
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
28
Electrical Conductivity: Equal Weight (Specific), % IACS 27
30

Otherwise Unclassified Properties

Base Metal Price, % relative 26
30
Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 2.8
3.6
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 330
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
16 to 18
Strength to Weight: Bending, points 13
16 to 18
Thermal Diffusivity, mm2/s 35
13
Thermal Shock Resistance, points 12
16 to 18

Alloy Composition

Antimony (Sb), % 0.020 to 0.1
0
Copper (Cu), % 70 to 73
59 to 66.5
Iron (Fe), % 0 to 0.060
0 to 0.25
Lead (Pb), % 0 to 0.070
0.8 to 1.4
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
11 to 13
Tin (Sn), % 0.9 to 1.2
0
Zinc (Zn), % 25.2 to 29.1
17.9 to 29.2
Residuals, % 0
0 to 0.5