Used 65,000 gallon horizontal carbon steel pressure vessel (bullet tank), built by Eaton Metal Products. Rated 300 psi @ 120F. Shell – 1.47” thick; Heads – 1.46” thick. Serial # 8907, National Board # 789, Built 1990. Previous Use: Ammonia storage. Shipping dimensions - 13' wide x 17' high X 75’ OAL, Weight 196,000 lbs.