I am trying to find a good source that can tell me the coefficients of friction for selected bronze, steel and cat iron materials. Does anyone know of a good source for this? Is there something available on the web? Thank you for your help.
I am looking at fixing a gear application in an overhead crane where pitting is a problem. There are about 7 gears in the gear box. One pinion gear is pitting very badly across the face of the gear from about the pitchline down to close to the root. Although the gear runs forward and...