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Pressureless Sintered Silicon Nitride vs. C76200 Nickel Silver

Pressureless sintered silicon nitride and C76200 nickel silver belong to fundamentally different material chemistries. Pressureless sintered silicon nitride is a ceramic material, while C76200 nickel silver is a metal. Therefore, their performance will be even more dissimilar than would be suggested by the difference in properties. There are 10 material properties with values for both materials. Properties with values for just one material (24, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is pressureless sintered silicon nitride and the bottom bar is C76200 nickel silver.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 3.2
8.2
Elastic (Young's, Tensile) Modulus, GPa 300
120
Maximum Temperature: Mechanical, °C 1300
170
Poisson's Ratio 0.25
0.31
Specific Heat Capacity, J/kg-K 780
390
Stiffness to Weight: Axial, points 52
7.8
Stiffness to Weight: Bending, points 70
20
Thermal Conductivity, W/m-K 29
45
Thermal Diffusivity, mm2/s 12
14
Thermal Expansion, µm/m-K 3.2
19