ONORM EN ISO 21809-2:2014现行
Petroleum And Natural Gas Industries - External Coatings For Buried Or Submerged Pipelines Used In Pipeline Transportation Systems - Part 2: Fusion-Bonded Epoxy Coatings (Iso 21809-2:2014)
出版：Osterreichisches Normungsinstitut
专家解读视频
2014 [15/12/2014]2009 [15/04/2009]2008 [01/04/2008]
I.S. EN ISO 21809-2:2014 - Identical
BS EN ISO 21809-2:2014 - Identical
SS EN ISO 21809-2 Ed. 2 (2014) - Identical
DIN EN ISO 21809-2 (2008-04) - Identical
NEN EN ISO 21809-2:2008 - Identical
NS EN ISO 21809-2:2007 - Identical
NF EN ISO 21809-2:2009 - Identical
NF EN ISO 21809-2:2014 - Identical
NEN EN ISO 21809-2:2014 - Identical
NS EN ISO 21809-2:2014 - Identical
