本文件规定了表面处理、材料、， 拟应用的内部涂层和衬里系统的应用、检查和测试 在承受明显压力/温度变化的工艺容器内表面上，以及/ 或在石油和天然气中使用的潜在腐蚀性条件或工艺和侵蚀性化学品 工业 本文件涵盖工艺容器的新建和维护工程，以及 修复有缺陷和变质的涂层和衬里系统。 本文件还规定了涂层和衬里样品的最低要求，以及 审批标准。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies the minimum technical requirements for surface preparation, materials, application, inspection and testing of internal coating and lining systems that are intended to be applied on internal surfaces of process vessels that are subject to marked pressure/temperature changes and/ or potentially corrosive conditions or processes and aggressive chemicals, used in the oil and gas industry. This document covers both new construction and maintenance works of process vessels as well as the repair of defective and deteriorated coating and lining systems. This document also provides the minimum requirements for the coated and lined samples and the criteria for their approval.All current amendments available at time of purchase are included with the purchase of this document.