Industrija nafte i prirodnog gasa — Spoljašnje prevlake za podzemne ili podmorske cevovode za upotrebu u transportnim sistemima cevovoda — Deo 6: Višeslojne prevlake spojene topljenjem
Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 6: Multilayer fusion-bonded coatings