UNE-EN ISO 27627:2014 Petroleum and natural gas industries - Aluminium alloy drill pipe thread connection gauging (ISO 27627:2014) (Endorsed by AENOR in July of 2014.)
2014UNE-EN ISO 27627:2014 Petroleum and natural gas industries - Aluminium alloy drill pipe thread connection gauging (ISO 27627:2014) (Endorsed by AENOR in July of 2014.)