Torich is a professional manufacturer and exporter of EN10305-4 Precision Steel Tubes Hydraulic Systems with Cold Drawn and Cold Rolling Production, our hydraulic steel tubing are used for seamless precision bending as well as for steel tubes of hydraulic systems We are manufacturer of Seamless Steel Tubes in China, if you want to buy Seamless Carbon Steel Tube, Oil Cylinder Steel Tube, Precision Seamless Steel Tube, Hydraulic Cylinder Steel Tube, please contact us. 1. Hydraulic Steel Tube Standard: EN10305-4 Cold drawn Precision Seamless Steel Pipes 2. Hydraulic Steel Tubing Steel Grade: E215,E235,E355, other materials upon agreement with customers. 3. Hydraulic Steel Tubes Production method: Cold drawing on the seamless steel tubes, to reach high accuracy on the OD and WT tolerance, with certain heat treatment to achieve better mechanical properties for bending and pressure purposes 4.Cold Drawn Hydraulic Steel T…