Established in 1898, Niles Steel Tank is uniquely organized to work directly with our customer to design, build and certify pressure vessels to meet the exact needs of the end user, whether one of a kind or production runs of hundreds of vessels. NST can build a tank to any specification from the smallest diameter to ultra-high pressure vessels that meet the requirements of the aerospace industry. Our facility is constantly processing tanks of all shapes and sizes with diameters ranging from one inch to thirteen feet and lengths up to 40 feet. Our plant uses the latest equipment and technology for fabricating any grade steel including mild, pressure vessel quality, abrasion resistant carbon