Since 1976, HSI Corporation has been producing quality custom hydraulic cylinders. The quality of our design, manufacturing, and service is proven in the return of our customers, year after year, project to project. Whether they need smaller size replacement cylinders, or large bore specialty cylinders, one or one hundred, our customers know HSI cylinders will meet or exceed their expectations. We specialize in multi-stage telescopic cylinders for industries including marine crane, drilling rig, and hydraulic systems manufacturers. All hydraulic cylinders are custom manufactured to meet your exact needs.
HSI's experienced team and impressive facilities are well-positioned to handle large bore hydraulic cylinder repair. Our engineering team can disassemble heavy parts in need of repair and give a full report diagnosing the problem and what needs to be done to correct it.