ISO 21809-3:2008 石油和天然气工业 管道输送系统中使用的地下或水下管道的外部涂层 第3部分：安装接头涂层

标准编号：ISO 21809-3:2008

中文名称：石油和天然气工业 管道输送系统中使用的地下或水下管道的外部涂层 第3部分：安装接头涂层

英文名称：Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 3: Field joint coatings

发布日期：2008-12

标准范围

ISO 21809-3:2008规定了ISO 13623中定义的石油和天然气行业管道运输系统用无缝或焊接钢管的现场接头涂层要求。ISO 21809-3:2008规定了管道和配件（组件）通过焊接连接后裸露在钢表面上的防腐涂层的鉴定、应用和测试。ISO 21809-3:2008未涉及混凝土重量涂层管道的额外机械保护、隔热或接缝填充。ISO 21809-3:2008定义并编码了表1所示埋地或水下管道的不同类型的现场接头涂层。

ISO 21809-3:2008 specifies requirements for field joint coating of seamless or welded steel pipes for pipeline transportation systems in the petroleum and natural gas industries as defined in ISO 13623. ISO 21809-3:2008 specifies the qualification, application and testing of the corrosion protection coatings applied to steel surfaces left bare after the pipes and fittings (components) are joined by welding.ISO 21809-3:2008 does not address additional mechanical protection, thermal insulation or joint infills for concrete weight-coated pipes.ISO 21809-3:2008 defines and codifies the different types of field joint coatings for buried or submerged pipelines as presented in Table 1.

标准预览图