API SPEC 5CT-2018 Casing and Tubing (TENTH EDITION; API Monogram Program Effective Date_ August 1, 2 API SPEC 15PX-2018 Specification for Crosslinked Polyethylene (PEX) Line Pipe (First Edition) API STD 6FA-2018 Standard for Fire Test for Valves (FOURTH EDITION; ERTA 1_ JULY 2018; ERTA 2_ AUGUS API TR 16TR1-2018 BOP Shear Ram Performance Test Protocol (FIRST EDITION; ERTA 1_ October 2018) API TR 17TR8-2018 High-pressure High-temperature Design Guidelines (SECOND EDITION; ERTA 1_ March 20 API RP 5C6-2018 Pipe with Welded Connectors (THIRD EDITION) API SPEC 19OH-2018 Openhole Isolation Equipment (First Edition) API TR 5C3-2018 Calculating Performance Properties of Pipe Used as Casing or Tubing (SEVENTH EDITION