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Fracture Toughness / Fracture Energy Data for Oxide Glass

NIST Standard Reference Database 137


Silicate Base Glasses

Reference:

Other material collections: Property Data Summaries

Other materials: Oxide Glasses


Other Silicate Glasses materials

SiO2 Base Glasses: S64a

Material Summary:

Molar composition: 64.5% SiO2 + 7.15% Na2O + 28.2% PbO
Specific Material: SF-1
Manufacturer: Schott

Property Summary:

Property                           Value  Environment  Notes
---------------------------------  -----  -----------  --------------------------------------
Crack Growth Exponent []   .......: 
Elastic Modulus [GPa]   ..........:    
Fracture Energy [J/m2]  ..........:  
Fracture Toughness [MPa m1/2].....:  0.85  Vacuum       Double cantilever beam
                                    0.84  Vacuum       Notched beam
Crack Growth Exponent []   .......: 38     Air,100% RH  Double cantilever beam
Elastic Modulus [GPa]   ..........:     
Fracture Energy [J/m2]  ..........: 
Fracture Toughness [MPa m1/2].....: