API 630 : 2ED 1961 TUBE AND HEADER DIMENSIONS, FIRED HEATERS, REFINER American Petroleum Institute
API 5LX : LATEST American Petroleum Institute
API 550PT2SEC5 : 4ED 83 OXYGEN ANALYZERS American Petroleum Institute
API 2545 : 65(R1992) METHOD OF GAGING PETROLEUM AND PETROLEUM PRODUCTS American Petroleum Institute
API 5LS : 9ED 1977 SPIRAL-WELD LINE PIPE American Petroleum Institute
API 1114 : 2013 RECOMMENDED PRACTICE FOR THE DESIGN OF SOLUTION-MINED UNDERGROUND STORAGE FACILITIES American Petroleum Institute
API 17P : 2013 DESIGN AND OPERATION OF SUBSEA PRODUCTION SYSTEMS - SUBSEA STRUCTURES AND MANIFOLDS American Petroleum Institute
API TR 1PER15K-1 : 2013 PROTOCOL FOR VERIFICATION AND VALIDATION OF HIGH-PRESSURE HIGH-TEMPERATURE EQUIPMENT American Petroleum Institute
API MPM CH14.3.3 : 2013 ORIFICE METERING OF NATURAL GAS AND OTHER RELATED HYDROCARBON FLUIDS - CONCENTRIC, SQUARE-EDGED ORIFICE METERS - PART 3: NATURAL GAS APPLICATIONS American Petroleum Institute
API 4F CHINESE : 2013 SPECIFICATION FOR DRILLING AND WELL SERVICING STRUCTURES American Petroleum Institute
API 1FSC : 2013 FACILITIES SYSTEMS COMPLETION PLANNING AND EXECUTION American Petroleum Institute
API 51 : 2001 ONSHORE OIL AND GAS PRODUCTION PRACTICES FOR PROTECTION OF THE ENVIRONMENT American Petroleum Institute