标题: ISO 21809-3:2016 [打印本页] 作者: ffcome 时间: 2020-5-13 01:58:32 标题: ISO 21809-3:2016
ISO 21809-3:2016
Second edition 2016-03-01
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 3: Field joint coatings[attach]225470[/attach]