Alloy steel seamless honed tube for hydraulic cylinder

Honed tube, also named honed tubing, is a kind of steel tube with smooth bore can used for construction of hydraulic cylinder barrel. So, honed steel tube is also named as hydraulic cylinder tube.  Seamless Honed tube is made from cold drawn seamless tube or hot rolled seamless tube that is deep hole bored, and can be classified as carbon steel honed tube and alloy steel honed tube. 

Hollow Piston Rod Concrete Delivery Cylinder Seamless Square Tube Seamless Rectangular Tube Hollow Bar