GSO ISO 21809-1:2021
ISO 21809-1:2018
Gulf Standard
Current Edition
·
Approved on
01 July 2021
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)
GSO ISO 21809-1:2021 Files
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GSO ISO 21809-1:2021 Scope
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.
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