Cardan Shaft, Drive shaft, Transmission Shaft, Propeller Shaft Quality Guarantee: ISO Use for: Use for metallurgical machinery, steel rolling machinery, universal machinery and some other heavy machinery, and so on Material: Steel 35CrMo, 20CrMnTi, As per customer requirment Production Standard: According drawing or sample to manufacturing, OEM is available too Manufacturing Method: Casting or forging; Machining Surface Finish: Heat treatment; rust prevention Inspection: The production is inspected OK befor package Inspection Method: Assembly shaft with dynamic balance test to avoid virbration, Spare parts check measurement LOGO on Product: Neutral with no logo, or as per customer requirment Painting: Black or yellow or Red color paint against rust LOGO on Package: Neutral packing, or as per customer requirment Package Material: wooden pallets Other relative assemble shaft and spare: parts please check our website and contact us directly.