UNE-EN ISO 14723:2009 Petroleum and natural gas industries - Pipeline transportation systems - Subsea pipeline valves (ISO 14723:2009) (Endorsed by AENOR in September of 2009.)
2009UNE-EN ISO 14723:2009 Petroleum and natural gas industries - Pipeline transportation systems - Subsea pipeline valves (ISO 14723:2009) (Endorsed by AENOR in September of 2009.)