UNE-EN ISO 21329:2004 Petroleum and natural gas industries - Pipeline transportation systems - Test procedures for mechanical connectors (ISO 21329:2004) (Endorsed by AENOR in December of 2004.)
2004UNE-EN ISO 21329:2004 Petroleum and natural gas industries - Pipeline transportation systems - Test procedures for mechanical connectors (ISO 21329:2004) (Endorsed by AENOR in December of 2004.)