Forged bearing steel round bar 1.3505 / 100Cr6 / AISI 5210 ... . Certificate: CCS, ABS,GL, RS,BV,ISO9001 Forged bearing steel round bar 1.3505 / 100Cr6 / AISI 5210 Designation ... is a high carbon, chromium containing low alloy steel that is through hardening and noted in particular for ... applications are those for bearings in rotating machinery. Balls, rollers and rings for roller bearings, diameter up ...