2014DIN EN ISO 27627:2014-07 Petroleum and natural gas industries - Aluminium alloy drill pipe thread connection gauging (ISO 27627:2014); English version EN ISO 27627:2014
2014DIN EN ISO 27627:2014 Petroleum and natural gas industries - Aluminium alloy drill pipe thread connection gauging (ISO 27627:2014); English version EN ISO 27627:2014
1970DIN EN ISO 27627 E:2010-11 Measurement of threaded connections of aluminum alloy drill pipes in the oil and gas industry (draft)