Technical Parameters - Materials

The rings and ball of bearing are made of steel GCr15 or stainless steel 9Cr18; the cage is formed to be punched of quality
cold-rolled steel; it also can be adopted plastics if necessary.

No (%) Chemical Composition(%)
Steel No. C Si Mn P S Cr
GCr 15 095-1.05 0.15-0.35 0.25-0.45 ≤0.025 ≤0.025 1.40-1.65

Table 2 Corresponding designation equivalent GCr15
China ISO U.S.A Germany Japan Sweden
GCr15 683/XⅦ 1 (AISI) 52100 (DIN)100Cr6 (JIS)SUJ2 SKF3


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