Hanna - Offshore/Marine Cylinders

Built to withstand the rigors of marine, offshore and subsea service.   We design the market cylinders of choice for critical applications, including:  Riser Tensioners, Motion Compensation, Stab & Hinge-Over Connectors, Collet Connectors, Subsea Control Pod Actuators and Leveling Jacks and more. Design Standards (partial list): ASME Sec VIII, Div I ABS, API, Det Norsk Veritas, UK-DEn United States Coast Guard.