Patents "A Deoxidation Method for Clean Steel Smelting" and "Combinations Anvil Die for Forging" applied by Tianma (Chengdu) Railway Bearing Co., Ltd has passed the review made by the PRC State Intellectual Property Office, meanwhile obtained the national patent with the patent number respectively was "ZL 2009 1 0059014.X" and "ZL 2010 2 0131059.1".
Product Model | Inside Diameter | Outside Diameter | Thickness |
NAXI923 IKO | 21 | 16 | |
NBXI2030 IKO | 37 | 20.5 |