CRA Clad or Lined Steel Pipe, Fourth Edition, Includes Errata 1(2017)
standard by American Petroleum Institute, 03/01/2015

CRA Clad or Lined Steel Pipe, Third Edition
standard by American Petroleum Institute, 03/01/2009

Specification for Coiled Tubing-U.S. Customary and SI Units, First Edition
standard by American Petroleum Institute, 04/01/2010

Specification for Wellhead and Christmas Tree Equipment, 7th Edition
standard by American Petroleum Institute, 04/01/1970

Specification for Wellhead and Christmas Tree Equipment, 8th Edition
standard by American Petroleum Institute, 01/01/1971

Specification for Wellhead and Christmas Tree Equipment, 11th Edition
standard by American Petroleum Institute, 10/01/1977

Specification for Wellhead and Christmas Tree Equipment, 12th Edition
standard by American Petroleum Institute, 01/01/1979

Specification for Wellhead and Christmas Tree Equipment, 13th Edition
standard by American Petroleum Institute, 01/01/1981

Specification for Wellhead and Christmas Tree Equipment, 15th Edition
standard by American Petroleum Institute, 01/01/1986

Specification for Wellhead and Christmas Tree Equipment, Twentieth Edition (ISO 10423:2009 Modification), Includes Errata (through Errata 10, Aug 2016), Addenda 1(Nov 2011), 2 (Nov 2012), 3 (March 2013), and 4 (June 2016)
standard by American Petroleum Institute, 10/01/2010