Tightness-Testing
Estanqueidad sprüfung_Stage

 

 

01_Estanqueidad s cheque
Tightness Testing 1970s

Tightness Testing

 

 

 


02_sEstanqueidad check
Air bubble testing device 2018

Air bubble testing

 
 
03_Estanqueidad s cheque
Lead-sealing pliers and lead seal 2018

Sealing