HTB-1B Steel-Based Oil Bearing Besides of owns characteristics of HTB-1, HTB-1B is good at the follows: Bronze plate owns self-lubricating performance, which can be used in the components that are difficult to add oil, so that the part owns letter anti-corrosive characteristic that HTB-1. The products can be widely applied in chemical environment or port heavy machine, marine machine steel industry etc. Moreover, it can be mated with steel bushing or be made with flange, and the two surfaces are all do works.