Cardan shaft for industrial applications, commonly know as cardan shafts. It is one of the most widely used transmission components. The SWC type cardan shaft is the most universal shaft series structure is compact, the most powerful, the carrying capacity of the highest reliability model. SWC cardan shafts are most common seen in rolling mill equipment, steel rolling equipment, oil drilling equipment, rubber and plastic cement equipment, paper making equipment,wind power equipment, vessel and other transmission equipments.