| Warranty | 2 Year |
| Section Shape | ROUND |
| Tolerance | ±5%, H8-H9 |
| Invoicing | by actual weight |
| Straightness | 0.5-1.0/1000 |
| Standard | ASTM EN JIS GB BV |
During hydraulic operation, the Barrel dynamically contains fluid pressure while guiding the piston assembly, enabled by its thick-walled seamless steel design.

Guoyue Hydraulic Equipment Manufacturing (Jiangsu) Co., Ltd. is a private technology enterprise with 50 million yuan registered capital, specializing in hydraulic systems, cylinders, pipeline accessories, and non-standard mechanical parts.
Based in Jiangsu, China since 2022, we serve domestic and international markets including North America, Europe, Africa, and Asia with a team of 51-100 professionals.
Hydraulic cylinders including single-acting, double-acting, and construction machinery hydraulic cylinders.
As a technology-driven enterprise with substantial registered capital, we integrate research, design, development, production, and service for comprehensive hydraulic solutions.