The cemented carbide axle sleeve will be used mainly for rotating support,aligning anti-thrust and seal of the axle of moter, centrifuge, protector and separator of the submerged electric pump in the adverse working conditions of high speed rotation, sand lash abrasion and gas corrossion in the oil field, such as slide bearing sleeve, motor axle sleeve, aligning bearing sleeve, anti-thrust bearing sleeve and seal axle sleeve.