Durable Long Stroke Hydraulic Cylinder, Double Acting, Manufacturer for Ocean Engineering Equipment

• Customization: Available
• Certification: ISO9001
• Pressure: Customized (0MPa-40MPa)
• Model NO.: customized
• Work Temperature: Normal Temperature
• Acting Way: Double Acting
• Working Method: Straight Trip
• Adjusted Form: Regulated Type
• Structure: Piston Type
• Material: Alloy Steel, Stainless Steel, Carbon Steel
• Plating: 0.03mm-0.05mm
• Heat Treatment: 7m
• Bore Size: Customized
• Length: Customized
• Transport Package: Poly Wood Box/ Pallet
• Specification: customized
• Trademark: ChangYu
• Origin: China
• HS Code: 8412210090
• Production Capacity: 10000 Pieces/Year

Product Description

Basic Info.

 

Stroke Length	Customizable
Bore Size	Customizable
Quality Check	100% Testing Before Shipping
Power	Hydraulic
Trasport Package	Poly wood box/pallet
Trademark	CHANGYU
Specification	Customizable
Oil Port	NPT/SAE/BSPP/Customizable
Origin	China, HE BEI
Production Capacity	10000PCS/year

 

Product Description

 

 

About us

 

Founded in 1984, now Zhangjiakou Great Wall Hydraulic Cylinder Co., Ltd. (abbreviated as CHANGYU) was established in 2003, following a restructuring based on the predecessor founded in 1984. The Company stands as a key domestic manufacturer of hydraulic cylinders and is a principal entity authorized to draft national industry standards for hydraulic cylinders. The Company's factory spans over 140,000m2
with a production area of approximately 100,000m2
. The Company employs around 150 people and operates two wholly-owned subsidiaries: Zhangjiakou Changyu Construction Machinery Hydraulic Cylinder Co., Ltd. and Beijing Changyu Lihua Hydraulic Systems Engineering Design Co., Ltd. Recognized with ISO9001, ISO14001, and OHSAS18001 certifications, the Company has specialized in hydraulic cylinders for over 40 years. The Changcheng Hydraulic Group is a leader in engineering design and manufacturing and a key contributor to national hydraulic cylinder standards.

The Company boasts an independent intellectual property product development organization, specializes in hydraulic systems, non-standard equipment development and design, and employs numerous top-tier technicians. Over recent years, the Company has developed high-end manufacturing equipment, earning several national patents. The renowned 'Changyu' brand hydraulic cylinder series epitomizes our expertise.

Certifications

 

Enterprise Features

 

Packaging & Shipping

 

FAQ

 

Q1. What is the quality assurance for CHANGYU products?
Each product undergoes 100% inspection before shipping, accompanied by an inspection report for tracking.

Q2. What is the warranty period for CHANGYU products?
A one-year warranty is provided for general products from the date of shipment.

Q3. How is timely shipment ensured?
We discuss the delivery schedule with customers in advance, maintain timely communication, and promptly address any arising issues to provide solutions.

Q4. Does CHANGYU offer delivery services?
Yes, we collaborate with express companies to offer quick and convenient delivery services.

Q5. How does CHANGYU control product quality?
1. Raw Materials: We maintain long-term partnerships with renowned domestic suppliers and enforce strict raw material quality controls, with suppliers providing quality documentation.
2. Processing: We utilize leading machining equipment and have earned ISO9001 certification.
3. Heat Treatment: Our specialized team ensures the quality of the cylinder through meticulous processing and heat treatment.
4. Plating: Our professional electroplating team guarantees the corrosion resistance and longevity of the cylinders.
5. Assembly Pressure Test: We conduct 100% testing and provide detailed reports.