Guangzhou, foshan city, using the experience of bearing steel bearing manufacturer
by:Waxing2020-11-17
Guangzhou, foshan bearing manufacturers use the experience of bearing steel bearing steel features: 1, the contact fatigue strength under the action of cyclic loading, the bearing of the interface is easy to damage due to fatigue, that is to say, present cracks and stripping, this is one of the important damage to the bearing condition.
Therefore, in order to advance the use of the bearing life, bearing steel has high contact fatigue strength is necessary.
2, the wear resistance during the bearing work, in the ring, rolling body and maintain the framework will not attack rolling friction between sliding friction will attack, that would make the bearing parts have been worn.
In order to increase the wear of the bearing parts, insist on high temperature bearing accuracy of stability and prolong the life of use, bearing steel should have good wear resistance.
3, hardness hardness is one of the important quality of bearing, it directly affect the contact fatigue strength, wear resistance and elastic limit.
The hardness of bearing steel should reach HRC61?
65, which made bearings obtained higher contact fatigue strength and wear resistance.
4, in order to prevent rust resistance in bearing parts and waste processing, placement and use in the process of corrosion and rust, request bearing steel should have good rust resistance.
5, machinability in the process of cost, the bearing parts required after many cold, hot working process.
In order to meet the small batch, high efficiency and high quality request, bearing steel has a good processing performance.
For example, hot and cold forming performance, cutting performance, hardenability, etc.
Besides the above basic request, bearing steel should also meet the appropriate chemical composition, uniform external structure, non-metallic impurities, less fit standard external and external defects beyond the rules of concentration of decarburization layer of the request.
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