Wuxi YUTONG

  ISO   h8 honed tube   also can be called h8 cylinder tube/ cylinder barrel . It is manufactured by   precision seamless tube   with very tight tolerances, fully prepared for use in hydraulic and pneumatic cylinders.The ST52 steel used in this tube is E 355 according to EN 10305-1.This type of tube is used in hydraulic and pneumatic circuits, the H8 tolerance both in diameter and roughness allow them to be ready-to-use tubes. CHEMICAL COMPOSITION STEEL GRADES NORM C % max. P % max. S % max. Mn % Si % max. E-355 EN-10305-1 0,22 0,025 0,025 1,6 0,55 MECHANICAL PROPERTIES STEEL GRADES NORM Rm min. (N/mm2) Re min. (N/mm2) A min.% Supply Conditions E-355 EN-10305-1 580 450 10 SR As one of the leading h8 honed tube suppliers and manufacturers, Wuxi YUTONG  has been supplying and exporting  St52 honed tube  and  cylinder barrel for almost 20 years. We produce honed steel tubes and  skived roller burnished tubes  used for hydraulic cylinde...