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Bearing material RADIAL PLAY PRECISION Commonly used fat VIBRATION AND NOISE

Both bearing rings and ball are made of high carbon chromium bearing steel Gcr15 and the chemical compostition of the material is showon the table.Table 2 shows the bearing seel type correlation between different countries.The retainers is normally stamped H62 cipper sheet or 08F cold relled steel belt.The pllastic and phenmolic retainers are also available.



Table 1

series Chemical Composition Chemical Composition(%)
STELL NO C SI Mn P S Cr
Gcr15 0.95-1.05 0.15-0.35 0.25-0.45 0.025 0.025 1.40-1.65




Table 1

Country China ISO U.S.A Germany Japan Sweden
Bearing Steel NO Gcr15 683/*v1 (AISI)52100 (Din)100Cr6 (Jis)SVJ2 SKF3
 
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