140-180 Degree Rotating Hydraulic Cylinder for Excavator Double-Acting

Our OEM 140-180 Degree Rotating Hydraulic Cylinder for Excavator Double-Acting ensures reliable performance in demanding conditions.

• Tube follows GUOYUE CD250 style with material options: 45#, 42CrMo, or 27SiMn
• Precision ground hole to H8 with surface roughness Ra under 0.4 μm
• Constructed with 45# steel for head, base, ears, and piston (no cast iron or cast steel)
• Customizable slow-down system with fixed or floating bumpers
• Ultrasound-tested heavy-load welds for reduced stress and extended lifespan
• Premium international seals from NOK (Japan), Trelleborg (Sweden), Merkel and GP (Germany)
• Rigorous testing to GB/T15622-2005 and Q/GAKY014-2023 standards
• 1-year warranty from shipment date

• Seal Options: Parker, Merkel, NOK, Hallite
• Paint Colors: Red, Grey, Yellow, Black (customizable)
• Material Options: St52, CK45, 4140, Duplex2205, Stainless Steel 304/316
• Certifications: ABS, Lloyds, SGS
• Packaging: Bubble-wrap with wooden case
• Structure: Piston Type, Plunger Type, Telescopic Type
• Power: Hydraulic & Pneumatic
• Brand: Guoyue
• Samples: Available

Based in Jiangsu, China, we specialize in hydraulic cylinder manufacturing with a focus on quality and reliability. Our company serves global markets including North America, South America, Europe, Africa, and Asia.

• Pre-production samples provided before mass production
• Final inspection conducted before shipment

We manufacture various hydraulic cylinders including single-acting, double-acting, and construction machinery hydraulic cylinders.

• Delivery Terms: FOB
• Payment Currency: USD, EUR
• Payment Type: T/T
• Languages: English, Chinese