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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: S71e

Material Summary:

Molar composition: 71.2% SiO2 + 5.72% Al2O3 + 7.45% B2O3 + 2.31% CaO + 3.44% K2O + 9.41% Na2O + < 1.0w% fe2O3 + 0.405 TiO2
Specific Material: 7809
Manufacturer: Corning Glass

Property Summary:

Property                           Value  Environment  Notes
---------------------------------  -----  -----------  --------------------------------------
Crack Growth Exponent []   .......: 25.3   H2O        Double cantilever beam
Elastic Modulus [GPa]   ..........:
Fracture Energy [J/m2]  ..........:
Fracture Toughness [MPa m1/2].....:

Crack Growth Exponent []   .......: 31.4   H2O        Dynamic fatigue
Elastic Modulus [GPa]   ..........:
Fracture Energy [J/m2]  ..........:
Fracture Toughness [MPa m1/2].....: