High carbon chrome beating steel (Gcr15)is the standard material for bearing rings & rolling elements, following is its chemical composition. Also carbon steel & stainless steel will be used upon request.
 

CHEMICAL COMPOSITION OF BEARING STEEL


steel No.

Symbol

Chemical composition(Wt%)

Gcr15

AISI 52100

C

Cr

Si

Mn

P

S

0.95-1.05

1.30-1.65

0.15-0.35

0.2-0.4

< 0.027

< 0.02

THE CONTRAST OF GCR15 OF EACH COUNTRY

China

ISO

USA

Japan

Germany

France

SWeden

GB

683/xv11

AISI

JIS

DIN

NF

/

Gcr15

/

52100

SUJ2

100Cr6

100C6

SKF3 

 

CAGES

In general,JYL cages are pressed steel ribbon cages & pressed steel snap cages. For extra-high speed application, synthetic-resin, stainless steel, nylons will be used upon request.

SEALS & SHIELDS

SPCC are mainly used for JYL shields, also catbon steel & stainless steel can be used. Buna Nitrile is standard sealing material we use, while fluorocabon, silicone, and teflon seals are commonly specified for high temperatures.

LUBRICATION

Different types of greases can be supplies for shielded & sealed bearing and oil for open bearings. Details pls refer to Page 9 for more reference.

 

 

 


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