• Tube Construction: GUOYUE CD250 style, available in 45#, 42CrMo, or 27SiMn steel
• Precision Machining: H8 ground holes with surface roughness Ra under 0.4 μm
• Durable Components: Head, base, ears, and piston made from 45# steel (no cast iron/steel)
• Cushioning Options: Choice of fixed or floating bumpers for controlled deceleration
• Quality Welds: Ultrasound tested for stress relief and extended service life
• Premium Seals: International brands including (Japan), Trelleborg (Sweden), Merkel and GP (Germany)
• Rigorous Testing: Each cylinder tested to GB/T15622-2005 and Q/GAKY014-2023 standards
• Warranty: 1-year coverage from shipment date

• 3-stage telescopic design for maximum extension with compact closed length
• High-quality steel construction with hardened rod for durability
• Synchronized tube movement eliminates shaking during operation
• 550mm lifting capacity with heavy load capability
• Anti-corrosion paint finish with color options available
• Standard hydraulic ports for easy hose connection
• Energy efficient operation with fast response time
• Reliable performance in extreme temperatures
• Fail-safe design maintains load position during power loss
• Low maintenance requirements with simple repair process

Ideal for dump trucks, small lifts, farm trailers, municipal vehicles, and various industrial applications including:

• Engineering machinery
• Mining operations
• Shipping and marine applications
• Metallurgical processes
• Water conservancy projects
• Offshore installations
• Agricultural equipment

• Seal Options: Parker, Merkel, , Hallite
• Material Choices: St52, CK45, 4140, Duplex2205, Stainless Steel 304/316
• Certifications: ABS, Lloyds, SGS
• Packaging: Bubble-wrap with wooden case protection
• Structure Type: Piston, Plunger, or Telescopic
• Power Source: Hydraulic & Pneumatic
• Brand: Guoyue
• Samples: Available upon request