@gdfgjr8
Attivo 4 anni, 9 mesi fa
Mud pump bearing is an important part of contemporary mechanical equipment.Its main function is to support the mechanical rotating body, reduce its friction coefficient in the process of motion, and ensure its rotary accuracy.
Bearing steel features:
I. contact fatigue strength
Bearing is below the action of periodic load, contact appearance is […] Visualizzare
Commenti recenti