Please choose the specification you would like to learn more about:
American Petroleum Institute’s (API) 7-2 Specification for Threading and Gauging of Rotary Shouldered Connections Second Edition, January 2017
This specification governs API 7-2 rotary shouldered connection threads.
American Petroleum Institute’s (API) 5B Specification for Threading, Gauging, and Inspection of Casing, Tubing, and Line Pipe Sixteenth Edition
This specification governs API 5B 60° V threads,also known as 8 Round & 10 Round or Tubing & Casing.