| Customization: | Available |
|---|---|
| Certification: | ISO9001 |
| Pressure: | Customized (0MPa-40MPa) |
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| 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 |
Established in 1984, now Zhangjiakou Great Wall Hydraulic Cylinder Co.,Ltd. (abbreviated as CHANGYU), restructured in 2003 from its 1984 origins, is a leading domestic manufacturer central to drafting the hydraulic cylinder national standards. Our expansive factory spans 140,000m2 including a 100,000m2production area, staffed by 150 experts. With two fully-owned subsidiaries: Zhangjiakou Changyu Construction Machinery Hydraulic Cylinder Co., Ltd. and Beijing Changyu Lihua Hydraulic Systems Engineering Design Co., Ltd., we've achieved ISO9001, ISO14001, and OHSAS18001 certifications. For over 40 years, the Changcheng hydraulic group has led engineering design and manufacturing, playing a pivotal role in creating the National Hydraulic Cylinder Standard.
We boast an exclusive product development organization with intellectual property rights, specializing in hydraulic systems and non-standard equipment, supported by elite technicians. Our recent advancements include high-end manufacturing equipment and several national patents. The 'Changyu brand' represents our exceptional hydraulic cylinder series.
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.
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