... steel round bar 1.3505 / 100Cr6 / AISI 5210 1. Process: EAF+LF+VD 2. Certificate: CCS, ABS,GL, RS,BV,ISO9001 Forged bearing steel ... round bar 1.3505 / 100Cr6 / AISI 5210 Designation by Standards Brand NameRavne ... 0.30Description52100 is a high carbon, chromium containing low alloy steel that is through hardening and noted in particular for use ...