Diameters, Diameter Tolerances and Lengths of Graphite Electrodes
Nominal
Diameter 		 Typical
Diameter 		 Diameter Tolerances Nominal Length
 Maximum Minimum 
mm mm mm  mm  mm  mm  mm  mm 
               
350 356 358 352 1800 2100    
400 408 409 403 1800 2100 2400   
450

459

 460  454 1800  2100 2400  
500 510 511 505  1800 2100 2400 2700
550 560 562 556   2100  2400 2700
600 612 613 607   2100 2400 2700
Note: Special diameters and/or lengths can be produced upon request.
Length Tolerances of Graphite Electrodes
Nominal Length  Tolerances for Length  
mm mm mm 
     
1800 100 -100 
2100 125 -125 
2400  125 -125 
2700 200 -150 
Note: The acceptable percentage of short-length electrodes per delivery is
decided by agreement between supplier and user.