
Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems Part 2: Fusion-bonded epoxy coatings
出版:International Organization for Standardization

专家解读视频
DIN EN ISO 21809-2 (2008-04) - Identical
NF EN ISO 21809-2:2006 - Identical
DIN EN ISO 21809-2 (2006-09) - Identical
NEN EN ISO 21809-2:2006 - Identical