Bearing steel ball material standards and process flow

- Apr 09, 2018-

Bearing steel ball is widely used. Therefore, it is necessary to learn and understand it so that it can be properly and reasonably used in practical work to obtain the intended use effect and obtain good economic benefits.


1. Bearing steel ball, its bearing steel material, what are the common materials?

Bearing steel ball, its bearing steel material has related reference standards, GB/T18254-2003 "high carbon chromium bearing steel" and GB/T3203-1982 "carburized bearing steel" these two. The common materials include GCr4, GCr9, GCr15, etc., which can be selected and determined according to actual conditions and application requirements.


2. Bearing steel ball production process

Bearing steel ball production process, a simple summary: ball blank forming - to ring with - rough grinding - soft grinding - heat treatment - ball forming - light ball - hard grinding - fine research - lapping or polishing - super-finish.


3. Is there a difference between stainless steel ball and bearing steel ball?

Stainless steel balls and bearing steel balls, although they all belong to the category of steel balls, but the two steel balls are very different. First of all, they are different in the use of materials. In addition, there are differences in specific areas such as the scope of use and performance.


4. Bearing steel balls and 316 stainless steel balls, are they the same in appearance?

Bearing steel balls and 316 stainless steel balls can be visually distinguished from the outside, however, if the professionals. If it is an outsider, it can be judged and distinguished by their hardness, because the bearing steel ball hardness is higher than 316 stainless steel balls.