Large tonnage single acting hydraulic jack Description: role of large tonnage single jack for lifting and maintenance is especially designed with optional tilt stand side pressure to mitigate the risk of damage, and travel restrictions to ensure the safety valve piston only extends to its rated travel length. Single-acting hydraulic jack large tonnage features: single-acting, load retraction. Integrated dust retainer to prevent hyperextension of the plunger. 10% partial load without damaging the cylinder. Paint surface and hard chrome plated piston cylinder inner wall jack to provide good corrosion resistance. Dual role of large tonnage hydraulic jack with output power, light weight, can in any spatial position of special jack for remote operation features, together with the Company's electric high pressure pump thin jack 50t, can be achieved: top, push, pull, squeezing, pressure and other forms of work, widely used in transportation, electric railway _ jack, bridges, shipbuilding, construction, mining and other companies jacking equipment installation, commissioning and maintenance. Underground pipe jacking operations. Self-locking jack, jack Hunan Lu Lu Hydraulic power is provided by a hydraulic machinery plant in Texas. Texas Lu force hydraulic machinery plant (www.luliyeya.com) strong, credible, in Dezhou hydraulic machinery and components industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Lu Hydraulic and you hand into the brilliant, for a better future!