Fracture Toughness / Fracture Energy Data for Ceramics

NIST Standard Reference Database 138


Reference:

Reference: NIST Structural Ceramics Database

Other material collections: Property Data Summaries



Other Toughness materials

Vanadium Carbide ( VC )

Material Summary:

                      [Ref. 1,a]         [Ref. 1,b]         [Ref. 1,c]
Manufacturer........: Unknown            Unknown            Unknown
Material Designation: vanadium carbide   vanadium carbide   vanadium carbide
Material Form.......: Single Crystal     Single Crystal     Single Crystal
Composition.........: VC0.88              VC0.84              VC0.76
Processing..........:

References:

[1] R. K. Govila, "Further Observations on Fracture Energies in VC Monocrystals" Scripta Metallurgica, Vol. 6, No . 5, pp. 353-356 (1972).

Property Table:

Temperature = 23 °C
Grain    Porosity    Fracture      Fracture   Measurement  Measurement  Comments
Size                 Toughness     Energy     Method       Environment
[µm]       [%]       [MPa·m1/2]     [J/m2] 
------   --------   ------------   ---------  -----------  -----------  --------------------------------
                                     1.3         CF            air       Ref. 1,a; E = 477 GPa
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                                     1.9         CF            air       Ref. 1,b; E = 477 GPa
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                                     1.7         CF            air       Ref. 1,c; E = 477 GPa
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