ISO/DIS 21809-4

Oil and gas industries including lower carbon energy — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 4: Polyethylene coatings (2-layer PE)

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.

OEN:

ISO

Langue:

English

Code(s) de l'ICS:

75.200

Statut:

Brouillon

Date de Publication:

1969-12-30

Numéro Standard:

ISO/DIS 21809-4