本文件规定了油船和化学品船歧管的类型、结构、尺寸和技术要求。 它适用于油轮或化学品船货物运输的货物和蒸汽管道系统。 注意本文件也适用于码头油船或化学品船的燃料舱（船用燃料）输送系统歧管的设计。ISO 23212通常适用于从供应船或陆上设施向船舶输送燃料和润滑油的法兰连接。

This document specifies the types, structure, dimensions and technical requirements of manifolds for oil and chemical tankers. It applies to the cargo and vapour piping systems for the transfer of cargoes of oil or chemical tankers. NOTE？This document can be also be applied to the design of bunker (ship fuel) transfer system manifolds for oil or chemical tankers at terminals. ISO 23212 is generally applicable to flanged connections for bunker fuel and lubricating oil transfer to ships from supply vessels or onshore facilities.