• Tube follows GUOYUE CD250 style with material options: 45#, 42CrMo, or 27SiMn steel
• Precision ground hole to H8 with surface roughness Ra under 0.4 μm
• Components made from 45# steel (head, base, ears, piston) - no cast iron or cast steel
• Optional fixed or floating bumpers for controlled deceleration
• Ultrasound-tested welds for stress reduction and extended service life
• Premium international seals (, Trelleborg, Merkel, GP)
• Tested to GB/T15622-2005 and Q/GAKY014-2023 standards
• 1-year warranty against manufacturing defects

Ideal for engineering machinery, mining, shipping, metallurgy, water conservancy, offshore operations, agriculture, and more. Perfect for applications requiring high force in compact spaces.

• Seal Options: Parker, Merkel, , Hallite
• Paint Colors: Red, Grey, Yellow, Black (customizable)
• Materials: St52, CK45, 4140, Duplex2205, Stainless Steel 304/316
• Certifications: ABS, Lloyds, SGS
• Structure Types: Piston Type, Plunger Type, Telescopic Type
• Power Source: Hydraulic & Pneumatic
• Brand: Guoyue
• Samples: Available

Based in Jiangsu, China, we specialize in hydraulic cylinder manufacturing with a global distribution network. Our 51-100 person team serves markets worldwide including North America, Europe, Africa, and Asia.

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

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

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