Datong Hydraulic

  DIN2391 ST52 Tube material is the most popular use in hydraulic cylinder production due to the better price and good yield and tensile properties. As one of the leading  cylinder honing tubes suppliers and manufacturers, We produce DIN2391 ST52 honed steel tubes and DIN2391 ST52 skived roller burnished tubes with high quality with better prices.  Advantages of Datong DIN2391 ST52 Tubing 1, High precision tolerances; Our DIN2391 ST52  honed steel tube can meet ID tolerance H7, H8, H9, … etc according to the customer’ requirements, and its I.D dimension. 2, Seamless tube with high pressure resistance; We only use seamless cold drawn tubes to produce honed barrels, which means the hydraulic cylinder can work under higher pressure, thus our honed tubes are more reliable for industry applications. 3, High Smooth inside surface; The roughness of our honed pipe is Max Ra 0.4 microns ID finish . 4, Good weldability: The weldability of our honed steel tubing is very good, ...