Heavy Duty Double Acting Hydraulic Cylinder Manufacturer for Engineering Machines

• Customization: Available
• Certification: ISO9001
• Pressure: Customized (4MPa-40MPa)
• Model NO.: 8ton-1200ton to telescopic cylinder
• Acting Way: Double Acting
• Working Method: Straight Trip
• Adjusted Form: Regulated Type
• Structure: Piston Type
• Material: Carbon Steel, Alloy Steel, Stainless Steel
• Over-Length: 15000mm
• Bore Size: 1200mm
• Profession Plating: 0.03mm-0.05mm
• Heat Treatment: 7 M
• Transport Package: Container
• Specification: customized
• Trademark: ChangYu
• Origin: China
• HS Code: 8412210090
• Production Capacity: 50000 Pieces/Year

Product Description

 

Basic Info.

Stroke Length	5mm-12000mm,Customizable
Quality Check	100% Testing Before Shipping
Power	Hydraulic
Bore Size	40mm-320mm,Customizable
Transport Package	Poly Wood Box/Pallet
Trademark	CHANGYU

Specification	Customizable
Oil Port	NPT/SAE/BSPP/Customizable
Origin	China, HE BEI
Production Capacity	50000PCS/Year

Product Description

 

About us

 

Founded in 1984, Zhangjiakou Great Wall Hydraulic Cylinder Co., Ltd., affectionately known as CHANGYU, emerged stronger in 2003 through a strategic restructuring. With its roots tracing back to 1984, CHANGYU stands as a pivotal domestic manufacturer in the hydraulic cylinder industry. Recognized as a leading entity responsible for drafting national hydraulic standards, the company boasts a sprawling factory covering 140,000 square meters.2 Out of this, a substantial 100,000 square meters is dedicated to production.2A skilled workforce of approximately 150 employees powers the company. CHANGYU proudly operates two wholly-owned subsidiaries: Zhangjiakou Changyu Construction Machinery Hydraulic Cylinder Co., Ltd. and Beijing Changyu Lihua Hydraulic Systems Engineering Design Co., Ltd. The company is distinguished by its ISO9001, ISO14001, and OHSAS18001 certifications. For over four decades, Changcheng Hydraulic Group has been at the forefront of the hydraulic cylinder industry. Esteemed for its engineering prowess, the group plays a pivotal role in shaping the National Hydraulic Cylinder Standard.

The company boasts a dedicated R&D division for product innovation, holding proprietary rights in hydraulic systems and non-standard equipment. With a cadre of elite technicians, CHANGYU excels in developing advanced hydraulic technologies and equipment, earning numerous national patents. Its 'Changyu brand' series epitomizes excellence in hydraulic cylinders.

Certifications

 

Packaging & Shipping

Enterprise Features

 

FAQ

Q1.What is CHANGYU Product's quality assurance?
100% inspection for each product before shipping with inspection rereport for tracking.

Q2.How long is the warranty on CHANGYU products?
The warranty is one year for general products since the date of shipment.

Q3.How to ensure the order can be shipped on time?
Discuss the delivery date with the customer in advance, and communicate with the customer in time. By the way, if have anyproblems we will contect with customers, and give a solution on time.

Q4.Does CHANGYU offer delivery service?
Yes, we has cooperation with express company to provide customers with quick and convenient.

Q5. How CHANGYU control the product quality?
1.Raw materials:We have perennial cooperation with raw material suppliers are well-known manufacturers in our country, as well as strict control of raw materials, and the supplier will attach material quality documents.
2.Processing: We have the leading machining equipment, and obtained ISO9001 certification.
3.Heat treatment:We have a professional processing and heat treatment team to ensure the quality of the cylinder.
4.Plating:We have a professional electroplating team to ensure the corrosion resistance of the cylinder and ensure the service life of the cylinder.
5.Assembly pressure test: 100% testing and given the report.