ISO 21809-1:2011 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1部分:聚烯烃涂层(3层聚乙烯和3层聚丙烯)

标准编号:ISO 21809-1:2011

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1部分:聚烯烃涂层(3层聚乙烯和3层聚丙烯)

英文名称:Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 1: Polyolefin coatings (3-layer PE and 3-layer PP)

发布日期:2011-07

标准范围

ISO 21809-1:2011根据ISO 13623规定了石油和天然气行业管道运输系统用焊接钢管和无缝钢管防腐用厂用外部三层聚乙烯和聚丙烯基涂层的要求。根据ISO 21809-1:2011进行涂层的管道被认为适合通过阴极保护进行进一步保护。

ISO 21809-1:2011 specifies requirements of plant-applied external three-layer polyethylene- and polypropylene-based coatings for corrosion protection of welded and seamless steel pipes for pipeline transportation systems in the petroleum and natural gas industries in accordance with ISO 13623.Pipes coated in accordance with ISO 21809-1:2011 are considered suitable for further protection by means of cathodic protection.

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