SS-EN-ISO-21809-1 Complete Document History
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) (ISO 21809-1:2018)

Complete Current Edition:
   2018 EDITION - ENGLISH LANGUAGE EDITION - Nov. 12, 2018

Obsolete Revision Information:
   2011 EDITION - ENGLISH LANGUAGE EDITION - July 14, 2011