... Tank Group,certificate:CE,ISO9001:2008 2000M3 Oxygen Spherical Tank GroupSpecification:Material of Spherical shell plates16MnR, 16MnDR, ... ,650mm, length 12,580mm3650mm,12580mmMedium Ethylene, Propylene, Oxygen, Nitrogen, Ammonia, Vinyl Chloride, natural gas, argon, Hydrogen, Liquefied Gas, LPG, LNG, Coal ... etc.Cubage DimensionFrom 50m³ to 10000m³ 50m³--- 10000m³ 2000M3 Oxygen Spherical Tank Group