标准摘要
[中文适用范围]： 此文件规定了用于石油和天然气井建设的套管曲簧中央固定器的测试、性能和标记要求。程序提供了对制造商设计、材料和工艺规范进行验证测试的指导，并定期测试以确认产品的性能一致性。本规范不适用于其他设备，如刚性中央固定器、水泥篮或用于其他目的（例如电缆工具、砾石填充、内管）的曲簧中央固定器。此文件是对API Spec 10D第7版（2021年）的补充，在本文件规定的例外情况下，采用该规范的要求。 [外文原描述]： This document specifies testing, performance, and marking requirements for casing bow-spring centralizers to be used in oil and natural gas well construction. The procedures give guidance on 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). This document is a supplement to API Spec 10D 7th edition (2021), the requirements of which are applicable with the exceptions specified in this document.
英文名称Oil and gas industries including lower carbon energy — Equipment for well cementing — Part 1: Casing bow-spring centralizers