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

Strontium Ferrite ( SrO·6Fe2O3 )

Material Summary:

                      [Ref. 1]         
Manufacturer........: Unknown
Material Designation: strontium ferrite
Material Form.......: Polycrystal
Composition.........: SrO·6Fe2O3; also written as SrFe12O19
Processing..........:

References:

[1] G. De With and N. Hattu, "On the Use of Small Specimens in the Measurement of the Fracture Toughness for Brittle Materials" Journal of Materials Science Letters, Vol. 16, 1702-1704 (1981).

Property Table:

Temperature = 23 °C
Grain    Porosity    Fracture      Fracture   Measurement  Measurement  Comments
Size                 Toughness     Energy     Method       Environment
[µm]       [%]       [MPa·m1/2]     [J/m2] 
------   --------   ------------   ---------  -----------  -----------  --------------------------------
  1                     1.80                     SENB         H2O        Specimen size: 3 mm x 9 mm x 45 mm 
                        1.71                     SENB                    Specimen size: 1 mm x 3 mm x 15 mm
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