... large quantity used in gear box . Material: Carbon steel, alloy steel Main shaft for gear box parameters: Material EN10083- ... many types of shafts, different kinds of flanges, gear rings, brake discs , roller ,tubular parts, and ... ISO1400 , OHSMS18000,2000 standard authentication and ISO9001-2000 quality management system authentication, Looking into the future, ... our company. Main shaft for gear box