| 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. (hereinafter abbreviated to the CHANGYU) was built in 2003 by restructuring the original establishment from 1984. As a domestic leader in hydraulic cylinder manufacturing and a principal entity in setting national industrial standards, our factory spans an impressive 140,000 m2 including a 100,000 m2production area. Our dedicated team of around 150 professionals drive innovation. With two wholly-owned subsidiaries: Zhangjiakou Changyu Construction Machinery Hydraulic Cylinder Co., Ltd. and Beijing Changyu Lihua Hydraulic Systems Engineering Design Co., Ltd., we proudly hold ISO9001, ISO14001, and OHSAS18001 certifications. With over 40 years of specialization, we lead in engineering design and manufacturing, contributing to the National Hydraulic Cylinder Standard drafting.
Boasting proprietary product development, we specialize in hydraulic systems and non-standard equipment design, supported by top-tier technicians. Our recent advancements in high-end manufacturing equipment have earned us numerous national patents, exemplified by the esteemed 'Changyu brand' 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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