Flexural Strength


Quick
The flexural strength describes a material's strength.


Equations
(Eq1)    
Flexural strength  =  
3FL
2wh 2
Flexural strength


Nomenclature
Fforce applied to specimen
Ldistance between the two upward vertical forces on specimen.
wwidth of specimen
hheight of specimen
Please refer to following Fig1 for clarification.


Fig1. Bend test for brittle materials.


Details

The flexural strength describes a material's strength. Usually this is for brittle materials. The formula for flexural strength uses values that are determined from the bend test for brittle materials. The formula is the following:

(Eq1)    
Flexural strength  =  
3FL
2wh 2