Half Price Standard Code

Specification for Line Pipe, Tenth Edition
standard by American Petroleum Institute, 08/01/1946

Fire Test for Quarter-turn Valves and Valves Equipped with Nonmetallic Seats, Eighth Edition
standard by American Petroleum Institute, 10/01/2022

Design and Operation of Subsea Production Systems-General Requirements and Recommendations, Sixth Edition
standard by American Petroleum Institute, 05/01/2022

Specification for Line Pipe, Eleventh Edition
standard by American Petroleum Institute, 05/01/1949

Specification for Line Pipe, Third Edition
standard by American Petroleum Institute, 01/01/1930

Estimation of Infiltration and Recharge for Environmental Site Assessment
standard by American Petroleum Institute, 07/01/1996

Reconditioning of Metallic Gate, Globe, and Check Valves, Fifth Edition
standard by American Petroleum Institute, 10/01/2022

Specification for Line Pipe, Thirtieth Edition
standard by American Petroleum Institute, 03/01/1978

Specification for Line Pipe, Thirty-sixth Edition
standard by American Petroleum Institute, 06/30/1987

Recommended Practice for Care and Use of Fiberglass Tubulars, Third Edition
standard by American Petroleum Institute, 10/01/2022