The patent "Ring Gear Raceway Intermediate Frequency Quenching Grinding Mould" applied by Tianma (Chengdu) Railway Bearing Co., Ltd has passed the review made by the State Intellectual Property Office of the P.R.C, meanwhile obtained the national patent with the patent number of "ZL 2011 2 0385021.1".
Product Model | Inside Diameter | Outside Diameter | Thickness |
CRBH5013AUU IKO | 50 | 80 | 13 |
CRBH5013A IKO | 50 | 80 | 13 |