CEN - EN ISO 21809-1
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)
|Publication Date:||1 November 2018|
|ICS Code (Petroleum products and natural gas handling equipment):||75.200|
This document specifies requirements for 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.
NOTE Pipes coated in accordance with this document are considered suitable for further protection by means of cathodic protection