Telescopic Hydraulic Cylinder Steel Hollow Crane OEM
Place of OriginChina
Brand NameGuoyue
CertificationCE
Model Numbercustomized
Minimum Order Quantity1 piece
Payment TermsT/T
Supply Ability2500 Ton/Tons Per Year
Product Details
Highlight:
telescopic hydraulic cylinder steel
,hollow crane hydraulic cylinder
,OEM hydraulic cylinder steel
Dimension(L*W*H):
Depends On The Model
Rod Diameter:
Depends On The Model
Maximum Stroke:
Other
Outer Tube Diameter:
Depends On The Model
Inner Tube Diameter:
20mm-1500mm
Overall Length:
Customized
Type:
Telescopic Cylinder
Material:
Steel
Surface Treatment Of Piston Rod:
Hard Chrome Plated
For Pipe Size:
Customized
Pressure:
Customized
Working Medium:
Hydraulic Oil
Technique:
Forging&Casting
Minimum Oeder Quantity:
1PCS
Certifications:
CE
Piston Seal:
Urethane Seal
Seals:
Chinese
Usage:
Metallurgical Industry Machinery
Ship Cost:
Not Include
Product Description
Detailed Specifications & Features
OEM High Quality Small Electric Hollow Crane Telescopic Hydraulic Cylinders - Nested Sleeve Type
Product Specifications
| Attribute | Value |
|---|---|
| Dimension (L×W×H) | Depends on the model |
| Rod Diameter | Depends on the model |
| Maximum Stroke | Customized |
| Outer Tube Diameter | Depends on the model |
| Inner Tube Diameter | 20mm-1500mm |
| Overall Length | Customized |
| Type | Telescopic Cylinder |
| Material | Steel |
| Surface Treatment Of Piston Rod | Hard Chrome Plated |
| For Pipe Size | Customized |
Premium Construction Details
- Tube Construction: Follows GUOYUE CD250 style with options of 45#, 42CrMo, or 27SiMn steel
- Precision Machining: Holes ground to H8 with surface roughness Ra under 0.4 μm
- Component Materials: Head, base, ears, and piston made exclusively from 45# steel (no cast iron/steel)
- Slow-Down System: Choice of fixed or floating bumpers for controlled deceleration
- Welding Quality: Ultrasound testing on all heavy-load welds for stress reduction and longevity
- Premium Seals: Only top-grade seals from 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 ship date with free repair/replacement for manufacturing defects
This compact telescopic hydraulic cylinder delivers exceptional reach in confined spaces. Its nested chrome sleeves extend smoothly while maintaining a small footprint, with a hollow center design for clean cable/hose routing. The electric drive system offers efficient operation, and OEM-compatible design ensures easy installation.
Applications
Engineering Machinery
Mining Operations
Marine & Shipping
Metallurgy
Water Conservancy
Offshore Platforms
Agricultural Equipment
Additional Specifications
Seals: Parker, Merkel, Hallite
Paint Options: Red, Grey, Yellow, Black, etc.
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
Paint Options: Red, Grey, Yellow, Black, etc.
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

Company Information
Who are we?
Based in Jiangsu, China since 2022, we serve global markets including North America (10%), South America (8%), Europe (11%), Asia (9%), Africa (10%), and others. Our team of 51-100 professionals specializes in hydraulic cylinder manufacturing.
How do we guarantee quality?
Pre-production samples for approval, final inspection before shipment, and strict adherence to international testing standards.
Why choose us?
Guoyue Hydraulic Equipment Manufacturing is a technology-driven enterprise with 50 million yuan registered capital, specializing in research, design, development, and production of hydraulic solutions.
What services do we provide?
FOB delivery terms, USD/EUR payment options, T/T payment method, with support in English and Chinese.
Contact Our Experts And Get A Free Consultation!
Our mission is to offer "High Quality" & "Good Service" & "Fast Delivery" to help our clients to gain more profits.