
Petroleum And Natural Gas Industries - External Coatings For Buried Or Submerged Pipelines Used In Pipeline Transportation Systems - Part 2: Single Layer Fusion-Bonded Epoxy Coatings
出版:Association Francaise de Normalisation

专家解读视频
2014 [01/12/2014]2009 [01/01/2009]2006 PR [01/08/2006]
Indice de classement: A49-721-2. PR NF EN ISO 21809-2 August 2006. (08/2006) Supersedes NFA 49 706. (04/2009)
I.S. EN ISO 21809-2:2014 - Identical
BS EN ISO 21809-2:2014 - Identical
ONORM EN ISO 21809-2:2014 - Identical
SS EN ISO 21809-2 Ed. 2 (2014) - Identical
NEN EN ISO 21809-2:2014 - Identical
DIN EN ISO 21809-2 (2008-04) - Identical
NS EN ISO 21809-2:2007 - Identical
NS EN ISO 21809-2:2014 - Identical