four point contact ball bearing stiffness  2019-01-12 
  For single row four point ball slewing bearing (https://www.slew-bearing.com/Single-Row-Ball-Slewing-Bearing.html), there are mainly three materials, C45, 50Mn and 42CrMo. According to different applications and load conditions, it can select from above three materials accordingly. For C45, the har 
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