First in the mid-20th century, Henriksen put forward the concept of surface residual stress parts processing, it considers the surface residual stress is the primary factor affecting the fatigue life of the part
As early as the middle of the 20th century, Henriksen proposed the concept of surface residual stress for part processing, which considered that surface residual stress was the primary factor affecting the fatigue life of parts.
As early as in the middle of the 20th century, Henriksen put forward the concept of surface residual stress in parts processing, which considered that the surface residual stress was the primary factor affecting the fatigue life of parts<br>