Double Acting Hydraulic Cylinder 70mm Rod Diameter 700mm Stroke
Place of OriginChina
Brand NameGuoyue
CertificationCE
Model Numbercustomized
Minimum Order Quantity1 piece
Payment TermsT/T
Supply Ability2500 Ton/Tons Per Year
Product Details
Highlight:
70mm double acting hydraulic cylinder
,700mm stroke hydraulic cylinder
,heavy duty hydraulic cylinder with warranty
Product Name:
Hydraulic Cylinder
Dimension(L*W*H):
1030*255*180mm
Rod Diameter:
70mm
Maximum Stroke:
700mm
Outer Tube Diameter:
127
Inner Tube Diameter:
100mm
Overall Length:
200mm
Type:
Double Acting Cylinder
Material:
Steel, Customized
Surface Treatment Of Piston Rod:
Hard Chrome Plated
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 Factory Price Hard Rock Excavation Machine Boom Oil Cylinder
Product Specifications
| Attribute | Value |
|---|---|
| Product name | Hydraulic Cylinder |
| Dimension (L*W*H) | 1030*255*180mm |
| Rod Diameter | 70mm |
| Maximum Stroke | 700mm |
| Outer Tube Diameter | 127mm |
| Inner Tube Diameter | 100mm |
| Overall Length | 200mm |
| Type | Double Acting Cylinder |
| Material | Steel, Customized |
| Surface Treatment Of Piston Rod | Hard Chrome Plated |
Product Features
- 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 components (head, base, ears, piston) - no cast iron or cast steel
- Optional fixed or floating bumpers for controlled deceleration
- Ultrasound-tested heavy-load welds for stress reduction and durability
- Premium international seals (Trelleborg, Merkel, GP)
- Tested to GB/T15622-2005 and Q/GAKY014-2023 standards with certification
- 1-year warranty against manufacturing defects
Applications
Ideal for hard rock excavation, mining operations, tunnel construction, quarry work, and heavy-duty industrial applications. Suitable for engineering machinery, mine operations, shipping, metallurgy, water conservancy, offshore projects, and agricultural equipment.
Additional Specifications
Seal Options: Parker, Merkel, 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
Sample: Available
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
Sample: Available
Product Images

Company Information
Based in Jiangsu, China with 51-100 employees, serving global markets including Domestic (40%), Africa (10%), North America (10%), South America (8%), and other regions. Established in 2022 as a technology enterprise specializing in hydraulic equipment manufacturing.
Quality Assurance
Pre-production samples provided before mass production
Final inspection conducted before shipment
1-year warranty against manufacturing defects
Final inspection conducted before shipment
1-year warranty against manufacturing defects
Services
Payment: T/T (USD, EUR accepted)
Delivery: FOB terms
Languages: English, Chinese
Delivery: FOB terms
Languages: English, Chinese
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