标准摘要
[中文适用范围]： 包括但不限于钻井、完井和生产作业中的相关设备。 ***此介绍可能不准确，请注意参考原文。 [外文原描述]： This specification provides testing, performance and marking requirements for casing bow-spring centralizers to be used in oil and natural gas well construction. The procedures provide verification testing for the manufacturer’s design, materials and process specifications, and periodic testing to confirm the consistency of product performance. This specification is not applicable to other devices, such as rigid centralizers and cement baskets, or bow-spring centralizers used for other purposes (e.g. wireline tools, gravel pack, inner string).
英文名称Casing Bow-spring Centralizers