Technical information


Standards conversion  
DIN - ISO/EN  

 

Standards conversion  
ISO/EN - DIN  

Thread tables  

 

Materials in fasteners  

How to size the screw  
length  

 

DIN table  

Preloads  
and tightening torque  
for fasteners of steel  

 

Electrochemical  
corrosion  

Strength of  
steel bolts  
with metric thread  

 

Dimensions 
of square washers 

Dimesions  
of round washers  
and rings