... -striking performance is good.b) good slag detachability,high welding speed,high deposition efficiency.c) energy and labor efficiency. ... Application:They are designed for flat welding and fillet welding of hull structure,bridges,boilers and other metal ... welding method are used for welding of long electrodes.Certification:CCS,LR,GL,BV,ABS,NK,DNV; high efficient iron powder electrode