Hanna Cylinders

Hanna Cylinders Hanna has over 100 years of experience in engineering and manufacturing custom cylinders. 1.50” to 40.00” bore, over 400” stroke, 10,000 psi construction, special coating & paint options, special materials & seals, and large machining & honing capabilities are just a few reasons why there is no cylinder too big or application to complex for Hanna to handle. All cylinders are 100% tested, and we can construct in accordance to 10CFR50, ASME, AWWA, PED, ABS, and USCG design speci...