SiO2 Base Glasses: S54b

About Property Data Summaries.

Reference: NBS Technical Note 1212

Other materials: Silicate Glasses

Material Summary:

Molar composition: 54.4% SiO + 8.55% Al2O3 + 8.17% B2O3 + 17.6% CaO + 2.21% K2O + 6.74% MgO + 2.14% Na2O
Specific Material: ENK5
Manufacturer: Owens-Corning

Property Summary:

Property                           Value  Environment  Notes
---------------------------------  -----  -----------  --------------------------------------
Crack Growth Exponent []   .......: 11     H2O        Dynamic fatigue,material is an E-glass
                                                       fiber
Elastic Modulus [GPa]   ..........: 
Fracture Energy [J/m2]  ..........:  
Fracture Toughness [MPa m1/2].....:


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Date created: 08 February 2001
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