Petroleum machinery locking hydraulic cylinder

### **Product Introduction of Special Locking Hydraulic Cylinder for Oilfield Equipment**  #### **Product Overview** This locking hydraulic cylinder is specifically designed for oilfield equipment (such as production trees, blowout preventers, well servicing rigs, etc.). It features a special structure that is **able to withstand high pressure and resist corrosion**, meeting the core requirements of the oilfield industry for **extreme environmental adaptability, safe locking, and rapid response**. It is suitable for key aspects such as wellhead device control, pipeline connection, and equipment positioning.  ---   ### **Core Advantages** 1. **Super High Pressure Tolerance** - Working pressure: 35-70 MPa, Bursting pressure: 105 MPa - Utilizes the **multi-layer prestressed wound cylinder tube** technology - Piston rod surface: Laser cladding WC coating (hardness ≥ HRC65)  2. **Adaptation to Harsh Environments** - The entire series is made of 316L stainless steel with nickel plating, resi…

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