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.
Whatever the vessel and whatever the load, HSI can deliver a hydraulic cylinder to meet your marine crane lifting and handling requirements. read more
HSI's experience and engineering expertise have delivered thousands of high quality cylinders to both offshore and land-based drilling rigs. read more
Trust in someone with the experience of HSI to design and build a hydraulic cylinder that can stand up to the harsh saltwater conditions. read more
HSI's experience in quality cylinder design and manufacturing produce high duty cylinders that are dependable for your tough mining needs. read more
Whatever you need in a strong, high quality baler cylinder, HSI has the unique capacity and expertise to provide you what you need. read more
HSI's custom designed cylinders set the standard for reliability and repairability for all your severe duty steel mill requirements. read more
HSI has over 40 years of experience meeting customers’ requirements by manufacturing custom cylinders for special testing equipment. read more
HSI Corporation has unique experience designing and building hydraulic cylinders with high strength materials for industrial construction. read more
HSI Corporation has unique experience building hydraulic cylinders custom made to fit the requirements of your special application. read more
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.