... . Language Application fields: FieldPart name machine tool sleeve ,upright column ,clamp ring Oil and Gas guide ... ,sealing ring, sliding sleeve Industrial machineries axis sleeve, gear, kawa, wear-resistant sleeve, grinding sleeve Oil drillingdrillable packers/drillable ... ring, steering pump stator, gear Mine mechinanismwear resist sleeve, engine cylinder Advantages: a: High density microstructure, ...