International Standard
ISO 21809-4:2009
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 4: Polyethylene coatings (2-layer PE)
Reference number
ISO 21809-4:2009
Edition 1
2009-11
© ISO 2024
International Standard
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Published (Edition 1, 2009)
This standard was last reviewed and confirmed in 2021. Therefore this version remains current.

ISO 21809-4:2009

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CHF 151
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Abstract

ISO 21809-4:2009 specifies the requirements for qualification, application, inspection, testing, handling and storage of materials for plant application of two-layer polyethylene coatings (2-layer PE) applied externally for the corrosion protection of bare steel pipe for use in pipeline transportation systems for the petroleum and natural gas industries as defined in ISO 13623.

General information

  • Status
     : Published
    Publication date
     : 2009-11
    Stage
    : International Standard to be revised [90.92]
  • Edition
     : 1
    Number of pages
     : 34
  • Technical Committee :
    ISO/TC 67/SC 2
    ICS :
    75.200 
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