a) Type:high-efficient iron powder electrodes. b) high welding speed,high deposition efficiency ... they are for flat welding. Products name:high efficient iron powder electrodes.with deposition efficiency of 180% and 150% ... Features of the products.a) smooth welding rodes appearance,Electric Arc stable,Arc striking and re-striking performance is ... ,GL,BV,ABS,NK,DNV; high efficient iron powder electrode