Patent ID: 11867667
Assignee: DONGGUAN CITY WONDERFUL CERAMICS INDUSTRIAL PARK CO., LTD.
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 6:
7. The non-destructive testing method for the elastic modulus of the fine ceramic according to claim 2, wherein the data model is, E
  =
  
    
      
        A
        (
        
          
            V
            L
          
          
            V
            h
          
        
        )
      
      B
    
    ·
    
      R
      C
    
  

wherein,
E is the elastic modulus, the unit of which is GPa;
A is a coefficient factor, a value range of which is e1.1-e3.4;
B is a sound wave factor, a value range of which is 0-2.7;
C is a resilience factor, a value range of which is 0-1.0;
VL is the ultrasonic width-direction velocity, the unit of which is m/s;
Vh is the ultrasonic thickness-direction velocity, the unit of which is m/s; and
R is the resilience value.