... final shape(tube),superb wear resistance,high purity,excellent machinability and fatigue strength etc.II.Material:we could supply the ... railway vehicle, oil machine,engineering machine,auto parts,compressor, hydraulic and pneumatics,chemical pump, machinetool,metallurgical equipment etc.Meantime, we also ... External diameter:60-260mm;wall thickness:6-35mm ADI Bushing (used for Railway vehicle)