... ),Corrosion Resistance,withanstands Higher Pressures,Fatigue Strength,Exce Based on horizontal continuous casting for cast iron profile( ... used in mechanical industries,such as railway vehicle, oil machine,engineering machine,auto parts,compressor, hydraulic pressure ... , gear, kawa, wear-resistant sleeve, grinding sleeve Oil drillingdrillable packers/drillable bridge plug, suction vitta Railway vehicle ...