Multiple choice

The fatigue failure of the surface of a material particularly in rolling bearings and gears is known as

  1. red plague

  2. galvanic anode

  3. micro pitting

  4. metal dusting

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Micro pitting is a fatigue failure of the surface of a material commonly seen in rolling bearings and gears. It is also known as grey staining, micro spalling or frosting.