ISO 17078:2004提供了石油和天然气行业使用的侧口心轴的要求。 ISO 17078的这一部分包括指定，选择，设计，制造，质量控制，测试和侧排口心轴运输的准备。 ISO 17078:2004的这一部分并不涉及侧袋口心管和井管之间的端部连接的要求。侧口袋心轴的安装和检索不属于ISO 17078:2004本部分的范围。此外，ISO 17078:2004的这一部分不包括使用或支持油管检测流量控制装置的中心心轴或心轴的规格。 ISO 17078:2004的这一部分不包括在其他ISO规格中可以或不能涵盖的气举或任何其他流量控制阀或设备，闩锁和/或相关联的线路设备。 ISO 17078:2004所指的这个部分的侧口心轴是能够接受流量控制或其他设备井下安装的独立装置

ISO 17078:2004 provides requirements for side-pocket mandrels used in the petroleum and natural gas industry. This part of ISO 17078 includes specifying, selecting, designing, manufacturing, quality control, testing, and preparation for shipping of side-pocket mandrels. This part of ISO 17078:2004 does not address nor include requirements for end connections between the side-pocket mandrels and the well conduit. The installation and retrieval of side-pocket mandrels is outside the scope of this part of ISO 17078:2004. Additionally, this part of ISO 17078:2004 does not include specifications for centre-set mandrels, or mandrels that employ or support tubing-retrievable flow control devices. This part of ISO 17078:2004 does not include gas-lift or any other flow-control valves or devices, latches, and/or associated wire line equipment that can or cannot be covered in other ISO specifications. The side-pocket mandrels to which this part of ISO 17078:2004 refers are independent devices that can accept installation of flow-control or other devices down-hole.