Cast iron valve Welding Rod Model D567: EDCrMn-D-15 surfacing hardness HB ≥ 210 
 Description: The high chromium iron manganese steel surfacing electrode valve, the use of DCRP, deposited metal manganese austenitic high chromium, cold work hardening effect is obvious, excellent scratch resistance, surfacing layer to a certain extent rigidity, machining, good crack resistance and good welding without preheating mild cold. 
 Uses: used under 350 ℃ in temperature and medium pressure ductile iron valve sealing surface.