API SPEC 20F-2018 Corrosion-resistant Bolting for Use in the Petroleum and Natural Gas Industries (S API STD 6AV1-2018 Validation of Safety and Shutdown Valves for Sandy Service (THIRD EDITION) API STD 622-2018 Type Testing of Process Valve Packing for Fugitive Emissions (THIRD EDITION) API STD 2610-2018 Design, Construction, Operation, Maintenance, and Inspection of Terminal and Tank API STD 6FA-2018 Standard for Fire Test for Valves (FOURTH EDITION; ERTA 1_ JULY 2018; ERTA 2_ AUGUS API STD 692-2018 Dry Gas Sealing Systems for Axial, Centrifugal, and Rotary Screw Compressors and Ex API STD 2015-2018 Requirements for Safe Entry and Cleaning of Petroleum Storage Tanks (EIGHTH EDITIO API STD 976-2018 Refractory Installation Quality Control - Inspection And Testing Of Aes_Rcf Fiber L