... , AISI:E52100, DIN:1.3505, JIS:SUJ2 High Carbon chromium bearing steel, GB GCr15, AISI:E52100, DIN:1.3505, JIS:SUJ2,1 ... ,GRADE: Bearing Steel GCr15/E52100/SUJ2/1.35052,Specification: Dia:6.5mm-26mm ... to produce balls abd ring s of bearing. GCr15 is a commom steel which is used to produce balls and rings of bearing. The product ...