Bearing steel metallurgy defects

release time：2016/12/7 11:40:21

The microscopic defects of steel include various non-metallic inclusions, carbon segregation, carbide network and ribbon, and annealed tissue unevenness in the steel that can be found under the optical microscope. Including pits, cracks, folds, cracks, scratches, crusting and slag inclusions found on the surface appearance inspection, as well as shrinkage holes, subcutaneous bubbles, white spots, over-burning, central looseness, general Loose and segregation, surface decarburization, etc. These are the main drawbacks that affect the purity and uniformity of steel.