We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
  • API 551 : 2016

    Current The latest, up-to-date edition.
    Add to Watchlist
    This Standard has been added successfully to your Watchlist.
    Please visit My Watchlist to see all standards that you are watching.
    Please log in or to add this standard to your Watchlist.
    We could not add this standard to your Watchlist.
    Please retry or contact support for assistance.
    You need to be logged in to add this standard to your Watchlist.
    Please log in now or create an account to add.
    You already added this Product in the Watchlist.

    PROCESS MEASUREMENT

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-02-2016

    Publisher:  American Petroleum Institute

    Add to Watchlist

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    1 Scope
    2 Normative References
    3 General
    4 Temperature
    5 Pressure
    6 Flow
    7 Level
    8 Instrument Installation
    9 Instrument Protection
    10 Instrument Heating and Climate Protection
    Bibliography

    Abstract - (Show below) - (Hide below)

    Gives recommendations about the selection and design of process measurement systems.

    General Product Information - (Show below) - (Hide below)

    Development Note Supersedes API 550 PT1 SEC1, API 550 PT1 SEC2, API 550 PT1 SEC3, API 550 PT1 SEC4 and API 550 PT1 SEC8. (07/2002) Russian translation of 1ED 1993 is also available, see API 551 RUSSIAN. (02/2016)
    Document Type Standard
    Product Note This product is unavailable in Cuba, Iran, North Korea, Syria
    Publisher American Petroleum Institute
    Status Current
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    API MPM CH7.3 : 2011(R2016) MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7.3: TEMPERATURE DETERMINATION - FIXED AUTOMATIC TANK TEMPERATURE SYSTEMS
    API 554-1 : 2008(R2016) PROCESS CONTROL SYSTEMS - PART 1: PROCESS CONTROL SYSTEMS FUNCTIONS AND FUNCTIONAL SPECIFICATION DEVELOPMENT
    API 1130 : 2007 COMPUTATIONAL PIPELINE MONITORING FOR LIQUIDS
    API MPM CH7 : 2001 : R2012 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7 - TEMPERATUREDETERMINATION
    API RP 554-3 : 2008 PROCESS CONTROL SYSTEMS - PROJECT EXECUTION AND PROCESS CONTROL SYSTEM OWNERSHIP
    API MPM CH7 : 2001 : INC : ADD 1 : 2011 : R2012 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7 - TEMPERATUREDETERMINATION
    API 556 : 2011 INSTRUMENTATION, CONTROL, AND PROTECTIVE SYSTEMS FOR GAS FIRED HEATERS
    API RP 1130 : 2007(R2012) COMPUTATIONAL PIPELINE MONITORING FOR LIQUIDS
    API MPM CH7 : 2001 : R2007 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7 - TEMPERATUREDETERMINATION
    API MPM CH7 : 2001 : INC : ADD 2 : 2017 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7 - TEMPERATUREDETERMINATION
    API 556 REDLINE : 2011 INSTRUMENTATION, CONTROL, AND PROTECTIVE SYSTEMS FOR GAS FIRED HEATERS
    API MPM CH7 : 2001 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7 - TEMPERATUREDETERMINATION
    PIP PCEFL001 : 2017 FLOW MEASUREMENT GUIDELINES
    API MPM CH7 : 2001(R2012) MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7 - TEMPERATUREDETERMINATION
    PIP PCELI001 : 2014 LEVEL MEASUREMENT GUIDELINES
    API 554-3 : 2008 : R2016 PROCESS CONTROL SYSTEMS - PROJECT EXECUTION AND PROCESS CONTROL SYSTEM OWNERSHIP
    API 9100B : 1998 GUIDANCE DOCUMENT FOR MODEL EHS MANAGEMENT SYSTEM
    API RP 14C : 2017 ANALYSIS, DESIGN, INSTALLATION, AND TESTING OF SAFETY SYSTEMS FOR OFFSHORE PRODUCTION FACILITIES
    API 554-2 : 2008 PROCESS CONTROL SYSTEMS - PROCESS CONTROL SYSTEM DESIGN
    API 538 : 2015 INDUSTRIAL FIRED BOILERS FOR GENERAL REFINERY AND PETROCHEMICAL SERVICE
    API 554-2 : 2008 : R2016 PROCESS CONTROL SYSTEMS - PROCESS CONTROL SYSTEM DESIGN
    API MPM CH7.3:2011 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7.3: TEMPERATURE DETERMINATION - FIXED AUTOMATIC TANK TEMPERATURE SYSTEMS
    API MPM CH20.5 : 2017 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 20.5: RECOMMENDED PRACTICE FOR APPLICATION OF PRODUCTION WELL TESTING IN MEASUREMENT AND ALLOCATION
    PIP PCCPR001 : 2007 PRESSURE MEASUREMENT DESIGN CRITERIA
    API 2510 : 2001 DESIGN AND CONSTRUCTION OF LPG INSTALLATIONS
    API 614 : 2008 LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES
    API MPM CH7.3 SPANISH : 2011 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7.3: TEMPERATURE DETERMINATION - FIXED AUTOMATIC TANK TEMPERATURE SYSTEMS
    API 614 REDLINE : 2008 LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES
    API 2510 : 2001 : R2011 DESIGN AND CONSTRUCTION OF LPG INSTALLATIONS
    ISO 10438-1:2007 Petroleum, petrochemical and natural gas industries Lubrication, shaft-sealing and control-oil systems and auxiliaries Part 1: General requirements
    BS EN ISO 10438-1:2003 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 1: GENERAL REQUIREMENTS
    I.S. EN ISO 10438-1:2007 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 1: GENERAL REQUIREMENTS
    EN ISO 10438-1:2007 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 1: GENERAL REQUIREMENTS
    UNI EN ISO 10438-1 : 2009 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 1: GENERAL REQUIREMENTS

    Standards Referencing This Book - (Show below) - (Hide below)

    ASTM E 230 : 2003 Standard Specification and Temperature-Electromotive Force (EMF) Tables for Standardized Thermocouples
    IEC 60947-5-4:2002 Low-voltage switchgear and controlgear - Part 5-4: Control circuit devices and switching elements - Method of assessing the performance of low-energy contacts - Special tests
    ISO/TR 15377:2007 Measurement of fluid flow by means of pressure-differential devices Guidelines for the specification of orifice plates, nozzles and Venturi tubes beyond the scope of ISO 5167
    ISA RP60.4 : 1990 DOCUMENTATION FOR CONTROL CENTERS
    ISO/TR 12767:2007 Measurement of fluid flow by means of pressure differential devices — Guidelines on the effect of departure from the specifications and operating conditions given in ISO 5167
    ISO 5167-3:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 3: Nozzles and Venturi nozzles
    API MPM CH4.9.4 : 2010 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 4: PROVING SYSTEMS - SECTION 9: METHODS OF CALIBRATION FOR DISPLACEMENT AND VOLUMETRIC TANK PROVERS - PART 4: DETERMINATION OF THE VOLUME OF DISPLACEMENT AND TANK PROVERS BY THE GRAVIMETRIC METHOD OF CALIBRATION
    ISO 4269:2001 Petroleum and liquid petroleum products Tank calibration by liquid measurement Incremental method using volumetric meters
    ISA RP60.6 : 1984 NAMEPLATES, LABELS AND TAGS FOR CONTROL CENTERS
    PIP PCIDP100 : 2014 DIFFERENTIAL PRESSURE TRANSMITTER INSTALLATION DETAILS
    IEEE C37.90:2005 RELAYS AND RELAY SYSTEMS ASSOCIATED WITH ELECTRIC POWER APPARATUS
    MSS SP 132 : 2016 COMPRESSION PACKING SYSTEMS FOR INSTRUMENT VALVES
    IEC 60982:1989 Level measuring systems utilizing ionizing radiation with continuous or switching output
    OIML R 84 : 2003 PLATINUM, COPPER, AND NICKEL RESISTANCE THERMOMETERS (FOR INDUSTRIAL AND COMMERCIAL USE)
    IEC 60654-4:1987 Operating conditions for industrial-process measurement and control equipment. Part 4: Corrosive and erosive influences
    ASTM F 2044 : 2009 Standard Specification for Liquid Level Indicating Equipment, Electrical
    ASTM A 632 : 2004 Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing (Small-Diameter) for General Service
    API 560 : 2016 FIRED HEATERS FOR GENERAL REFINERY SERVICE
    ISA RP7.1 : 1956 PNEUMATIC CONTROL CIRCUIT PRESSURE TEST
    IEC TS 62492-1:2008 Industrial process control devices - Radiation thermometers - Part 1: Technical data for radiation thermometers
    ASME MFC 1M : 2003(R2008) GLOSSARY OF TERMS USED IN THE MEASUREMENT OF FLUID FLOW IN PIPES
    SAE HS 1086 : 13ED 2017 METALS & ALLOYS IN THE UNIFIED NUMBERING SYSTEM
    EN 682:2002/A1:2005 ELASTOMERIC SEALS - MATERIALS REQUIREMENTS FOR SEALS USED IN PIPES AND FITTINGS CARRYING GAS AND HYDROCARBON FLUIDS
    IEC 60381-1:1982 Analogue signals for process control systems. Part 1: Direct current signals
    ASME MFC 26 : 2011(R2018) MEASUREMENT OF GAS FLOW BY BELLMOUTH INLET FLOWMETERS
    ISA RP3.2 : 1960(R1978) FLANGED MOUNTED, SHARP EDGED ORIFICE PLATES
    BS 5288(1976) : 1976 SPECIFICATION SEALED RADIOACTIVE SOURCES
    API MPM CH7 : 2001 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 7 - TEMPERATUREDETERMINATION
    PIP PCCIA001 : 2016 INSTRUMENT AIR SYSTEMS DESIGN CRITERIA
    IEC 61151:1992 Nuclear instrumentation - Amplifiers and preamplifiers used with detectors of ionizing radiation - Test procedures
    ISA RP2.1 : 1978 MANOMETER TABLES
    EN 60405 : 2007 NUCLEAR INSTRUMENTATION - CONSTRUCTIONAL REQUIREMENTS AND CLASSIFICATION OF RADIOMETRIC GAUGES
    IEC 61158-4-1:2014 Industrial communication networks - Fieldbus specifications - Part 4-1: Data-link layer protocol specification - Type 1 elements
    SAE J 530 : 1995 AUTOMOTIVE PIPE FITTINGS
    API MPM CH22.2 : 2017 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 22 - TESTING PROTOCOL - SECTION 2 - DIFFERENTIAL PRESSURE FLOW MEASUREMENT DEVICES
    IEEE C62.41 : 1991 RECOMMENDED PRACTICE ON SURGE VOLTAGES IN LOW-VOLTAGE AC POWER CIRCUITS
    IEC 61784-1:2014 Industrial communication networks - Profiles - Part 1: Fieldbus profiles
    OIML D 11 : 2013 GENERAL REQUIREMENTS FOR MEASURING INSTRUMENTS - ENVIRONMENTAL CONDITIONS
    ASME MFC 5.3 : 2013(R2018) MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS USING DOPPLER ULTRASONIC FLOWMETERS
    IEC 60476:1993 Nuclear instrumentation - Electrical measuring systems and instruments utilizing ionizing radiation sources - General aspects
    NEMA ICS 5 : 2017 CONTROL CIRCUIT AND PILOT DEVICES
    PIP PNSC0035 : 2011 STEAM TRACING SPECIFICATION
    ISO 7278-1:1987 Liquid hydrocarbons Dynamic measurement Proving systems for volumetric meters Part 1: General principles
    ASME B31.1 : 2016 POWER PIPING
    ASME B16.36 : 2015 ORIFICE FLANGES
    DIN 43760:1987-09 MEASUREMENT AND CONTROL - ELECTRICAL TEMPERATURE SENSORS - REFERENCES-TABLES FOR NICKEL RESISTORS FOR RESISTANCE THERMOMETERS
    ISO 7066-2:1988 Assessment of uncertainty in the calibration and use of flow measurement devices Part 2: Non-linear calibration relationships
    ISO 5168:2005 Measurement of fluid flow Procedures for the evaluation of uncertainties
    IEC 61298-2:2008 Process measurement and control devices - General methods and procedures for evaluating performance - Part 2: Tests under reference conditions
    MSS SP 99 : 2016 INSTRUMENT VALVES
    ISO 7145:1982 Determination of flowrate of fluids in closed conduits of circular cross-section Method of velocity measurement at one point of the cross-section
    IEC 61452:1995 Nuclear instrumentation - Measurement of gamma-ray emission rates of radionuclides - Calibration and use of germanium spectrometers
    PIP PCCFL001 : 2015 FLOW MEASUREMENT DESIGN CRITERIA
    EN 13616:2004/AC:2006 OVERFILL PREVENTION DEVICES FOR STATIC TANKS FOR LIQUID PETROLEUM FUELS
    PIP INEG1000 : 2010 INSULATION DESIGN GUIDE
    ASTM A 733 : 2016 : REDLINE Standard Specification for Welded and Seamless Carbon Steel and Austenitic Stainless Steel Pipe Nipples
    ASME MFC6M : 1998 MEASUREMENT OF FLUID FLOW IN PIPES USING VORTEX FLOW METERS
    ISO 13359:1998 Measurement of conductive liquid flow in closed conduits Flanged electromagnetic flowmeters Overall length
    BS 1041-4(1992) : 1992 TEMPERATURE MEASUREMENT - PART 4: GUIDE TO THE SELECTION AND USE OF THERMOCOUPLES
    API MPM CH4.7 : 2009 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 4: PROVING SYSTEMS - SECTION 7: FIELD STANDARD TEST MEASURES
    NASA KSC SPEC Z 0008 : 1978 FABRICATION AND INSTALLATION OF FLARED TUBE ASSEMBLIES AND INSTALLATION OF FITTINGS AND FITTING ASSEMBLIES, SPECIFICATION FOR
    API MPM CH4.5 : 2016 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 4.5: MASTER METER PROVERS
    ISO 3354:2008 Measurement of clean water flow in closed conduits Velocity-area method using current-meters in full conduits and under regular flow conditions
    PIP PCIPR100 : 2014 PRESSURE TRANSMITTER INSTALLATION DETAILS
    AGA XQ1304 : 2013 ORIFICE METERING OF NATURAL GAS AND OTHER RELATED HYDROCARBON FLUIDS - CONCENTRIC, SQUARE-EDGED ORIFICE METERS - PART 3: NATURAL GAS APPLICATIONS
    IEC 61987-1:2006 Industrial-process measurement and control - Data structures and elements in process equipment catalogues - Part 1: Measuring equipment with analogue and digital output
    MSS SP 83 : 2014 CLASS 3000 AND 6000 PIPE UNIONS, SOCKET WELDING AND THREADED (CARBON STEEL, ALLOY STEEL, STAINLESS STEELS, AND NICKEL ALLOYS)
    ISO/IEC Guide 98-1:2009 Uncertainty of measurement Part 1: Introduction to the expression of uncertainty in measurement
    VDI/VDE 3513-2 : 1978 VARIABLE-AREA FLOWMETERS - MAXIMUM PERMISSIBLE ERRORS, G, OF THE SYSTEM
    ASME MFC 3M : 2004 MEASUREMENT OF FLUID FLOW IN PIPES USING ORIFICE, NOZZLE, AND VENTURI
    ISA 84.00.01-1 : 2004 FUNCTIONAL SAFETY: SAFETY INSTRUMENTED SYSTEMS FOR THE PROCESS INDUSTRY SECTOR - PART 1: FRAMEWORK, DEFINITIONS, SYSTEM, HARDWARE AND SOFTWARE REQUIREMENTS
    API 6A : 2010 SPECIFICATION FOR WELLHEAD AND CHRISTMAS TREE EQUIPMENT
    ASME B16.34 : 2017 VALVES - FLANGED, THREADED, AND WELDING END
    OIML G 8 : 1991 GUIDE TO PRACTICAL - TEMPERATURE MEASUREMENTS
    ISO 9200:1993 Crude petroleum and liquid petroleum products — Volumetric metering of viscous hydrocarbons
    ASTM D 3648 : 2014 : REDLINE Standard Practices for the Measurement of Radioactivity
    ASTM G 88 : 2013 : REDLINE Standard Guide for Designing Systems for Oxygen Service
    PIP PCEDO001 : 2015 GUIDELINES FOR CONTROL SYSTEMS DOCUMENTATION
    IEC 60692:1999 Nuclear instrumentation - Density gauges utilizing ionizing radiation - Definitions and test methods
    ISO 14511:2001 Measurement of fluid flow in closed conduits Thermal mass flowmeters
    PIP PCCPR001 : 2007 PRESSURE MEASUREMENT DESIGN CRITERIA
    ISO 9300:2005 Measurement of gas flow by means of critical flow Venturi nozzles
    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
    IEC 60584-3:2007 Thermocouples - Part 3: Extension and compensating cables - Tolerances and identification system
    API MPM CH4.8 : 2013 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 4.8: OPERATION OF PROVING SYSTEMS
    PIP PCETE001 : 2014 TEMPERATURE MEASUREMENT GUIDELINES
    IEC 60068-2-11:1981 Basic environmental testing procedures - Part 2-11: Tests - Test Ka: Salt mist
    IEC 60947-5-1 : 4.0 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 5-1: CONTROL CIRCUIT DEVICES AND SWITCHING ELEMENTS - ELECTROMECHANICAL CONTROL CIRCUIT DEVICES
    BS 7965(2013) : 2013 GUIDE TO THE SELECTION, INSTALLATION, OPERATION AND CALIBRATION OF DIAGONAL PATH TRANSIT TIME ULTRASONIC FLOWMETERS FOR INDUSTRIAL GAS APPLICATIONS
    ISO 18132-2:2008 Refrigerated light hydrocarbon fluids — General requirements for automatic level gauges — Part 2: Gauges in refrigerated-type shore tanks
    ISA 5.06.01 : 2007 FUNCTIONAL REQUIREMENTS DOCUMENTATION FOR CONTROL SOFTWARE APPLICATIONS
    PIP PCCGN001 : 2016 GENERAL INSTRUMENTATION DESIGN BASIS
    API std 602 : 2015 GATE, GLOBE, AND CHECK VALVES FOR SIZES DN 100 (NPS 4) AND SMALLER FOR THE PETROLEUM AND NATURAL GAS INDUSTRIES
    IEC 60770-2:2010 Transmitters for use in industrial-process control systems - Part 2: Methods for inspection and routine testing
    OIML R 101 : 1991 INDICATING AND RECORDING PRESSURE GAUGES, VACUUM GAUGES AND PRESSURE-VACUUM GAUGES WITH ELASTIC SENSING ELEMENTS (ORDINARY INSTRUMENTS)
    ISO 4124:1994 Liquid hydrocarbons Dynamic measurement Statistical control of volumetric metering systems
    ASME MFC7M : 1987 MEASUREMENT OF GAS FLOW BY MEANS OF CRITICAL FLOW VENTURIS AND CRITICAL FLOW NOZZLES
    ISO/TR 11583:2012 Measurement of wet gas flow by means of pressure differential devices inserted in circular cross-section conduits
    ISO 5167-4:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 4: Venturi tubes
    ASME B40.100 : 2013 Pressure Gauges and Gauge Attachments (B40.100 - 2013)
    PIP PCCGN002 : 2016 GENERAL INSTRUMENT INSTALLATION CRITERIA
    NFPA 496 : 2017 PURGED AND PRESSURIZED ENCLOSURES FOR ELECTRICAL EQUIPMENT
    ISO 14617-6:2002 Graphical symbols for diagrams Part 6: Measurement and control functions
    BS 6174(1982) : 1982 SPECIFICATION FOR DIFFERENTIAL PRESSURE TRANSMITTERS WITH ELECTRICAL OUTPUTS
    PIP PCIGN300 : 2014 GENERAL INSTRUMENT ACCESSORY DETAILS
    ASME PTC19.3 : 1974(R2004) PERFORMANCE TEST CODE - PART 3: TEMPERATURE MEASUREMENT
    ASME B40.2 : 1991 DIAPHRAGM SEALS
    OIML R 85-3 : 2008 AUTOMATIC LEVEL GAUGES FOR MEASURING THE LEVEL OF LIQUID IN STATIONARY STORAGE TANKS - PART 3: REPORT FORMAT FOR TYPE EVALUATION
    ISO 11223-1:1995 Petroleum and liquid petroleum products Direct static measurements Contents of vertical storage tanks Part 1: Mass measurement by hydrostatic tank gauging
    OIML B 3 : 2011 OIML BASIC CERTIFICATE SYSTEM FOR OIML TYPE EVALUATION OF MEASURING INSTRUMENTS
    ASME B40.1 : 1991 GAUGES - PRESSURE INDICATING DIAL TYPE - ELASTIC ELEMENT
    MIL T 24388 : C THERMOCOUPLE AND RESISTANCE TEMPERATURE ELEMENT ASSEMBLIES, GENERAL SPECIFICATION FOR (NAVAL SHIPBOARD)
    PIP PCCIP001 : 2015 INSTRUMENT PIPING AND TUBING SYSTEMS CRITERIA
    API 554-1 : 2008(R2016) PROCESS CONTROL SYSTEMS - PART 1: PROCESS CONTROL SYSTEMS FUNCTIONS AND FUNCTIONAL SPECIFICATION DEVELOPMENT
    ASME B40.5 : 1995
    ISA RP12.4 : 1996 PRESSURIZED ENCLOSURES
    IEC 62372:2006 Nuclear instrumentation - Housed scintillators - Measurement methods of light output and intrinsic resolution
    IEC 61520:2000 Metal thermowells for thermometer sensors - Functional dimensions
    ASTM B 743 : 2012 : REDLINE Standard Specification for Seamless Copper Tube in Coils
    ISA RP42.00.01 : 2001 NOMENCLATURE FOR INSTRUMENT TUBE FITTINGS
    ASME PV CODE 1 : 2017 BOILER AND PRESSURE VESSEL CODE - RULES FOR CONSTRUCTION OF POWER BOILERS
    ISO 4359:2013 Flow measurement structures Rectangular, trapezoidal and U-shaped flumes
    SAE AS 5304 : 2011 STANDARD SPECIFICATION FOR TURBINE FLOWMETERS
    API 2350 : 2012 OVERFILL PROTECTION FOR STORAGE TANKS IN PETROLEUM FACILITIES
    IEC 60715:2017 Dimensions of low-voltage switchgear and controlgear - Standardized mounting on rails for mechanical support of switchgear, controlgear and accessories
    IEC 61158-3-1:2014 Industrial communication networks - Fieldbus specifications - Part 3-1: Data-link layer service definition - Type 1 elements
    OIML G 1-104 : 2009 EVALUATION OF MEASUREMENT DATA - AN INTRODUCTION TO THE "GUIDE TO THE EXPRESSION OF UNCERTAINTY IN MEASUREMENT" AND RELATED DOCUMENTS
    ISA TR77.42.02 : 2008 FOSSIL FUEL POWER PLANT COMPENSATED DIFFERENTIAL PRESSURE BASED DRUM LEVEL MEASUREMENT
    API MPM CH21.2:1998 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 21: FLOW MEASUREMENT USING ELECTRONIC METERING SYSTEMS - SECTION 2: ELECTRONIC LIQUID VOLUME MEASUREMENT USING POSITIVE DISPLACEMENT AND TURBINE METERS
    PIP PCCTE001 : 2014 TEMPERATURE MEASUREMENT DESIGN CRITERIA
    ISO 5167-2:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 2: Orifice plates
    ISO 12185:1996 Crude petroleum and petroleum products Determination of density Oscillating U-tube method
    PIP INSR1000 : 2015 INSTALLATION OF FLEXIBLE, REMOVABLE/REUSABLE INSULATION COVERS FOR HOT INSULATION SERVICE
    API 571 : 2011 DAMAGE MECHANISMS AFFECTING FIXED EQUIPMENT IN THE REFINING INDUSTRY
    ISO 7278-4:1999 Liquid hydrocarbons Dynamic measurement Proving systems for volumetric meters Part 4: Guide for operators of pipe provers
    API 552 : 1994 TRANSMISSION SYSTEMS
    AGA XQ1201 : 2012(R2017) AGA REPORT NO. 3, ORIFICE METERING OF NATURAL GAS - PART 1: GENERAL EQUATIONS AND UNCERTAINTY GUIDELINES
    ISA RP60.2 : 1995 CONTROL CENTER DESIGN GUIDE AND TERMINOLOGY
    IEC 61515:2016 Mineral insulated metal-sheathed thermocouple cables and thermocouples
    ASTM F 992 : 2017 : REDLINE Standard Specification for Valve Label Plates
    ISO 23936-2:2011 Petroleum, petrochemical and natural gas industries — Non-metallic materials in contact with media related to oil and gas production — Part 2: Elastomers
    ANSI/ISA TR77.70.01 : 2010(R2015) TRACKING AND REPORTING OF INSTRUMENT AND CONTROL DATA
    OIML D 25 : 2010 VORTEX METERS USED IN MEASURING SYSTEMS FOR FLUIDS
    ANSI/NACE MR 01 03/ISO 17495-1:2016 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - METALLIC MATERIALS RESISTANT TO SULFIDE STRESS CRACKING IN CORROSIVE PETROLEUM REFINING ENVIRONMENTS
    ISO 8316:1987 Measurement of liquid flow in closed conduits Method by collection of the liquid in a volumetric tank
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    ISO/TR 3313:1998 Measurement of fluid flow in closed conduits Guidelines on the effects of flow pulsations on flow-measurement instruments
    ASME B16.9 : 2012 FACTORY-MADE WROUGHT BUTTWELDING FITTINGS
    ISA S7.4 : 1981 AIR PRESSURES FOR PNEUMATIC CONTROLLERS, TRANSMITTERS, AND TRANSMISSION SYSTEMS,
    IEC 60382:1991 Analogue pneumatic signal for process control systems
    PIP PCELI001 : 2014 LEVEL MEASUREMENT GUIDELINES
    ASTM D 7282 : 2014 : REDLINE Standard Practice for Set-up, Calibration, and Quality Control of Instruments Used for Radioactivity Measurements
    PIP PCIGN100 : 2014 INSTRUMENT PIPE SUPPORT INSTALLATION DETAILS
    OIML R 137-1 : 2006 GAS METERS - PART 1: REQUIREMENTS
    ISO 7278-2:1988 Liquid hydrocarbons Dynamic measurement Proving systems for volumetric meters Part 2: Pipe provers
    BS 6739(2009) : 2009 CODE OF PRACTICE FOR INSTRUMENTATION IN PROCESS CONTROL SYSTEMS: INSTALLATION DESIGN AND PRACTICE
    ISO 6817:1992 Measurement of conductive liquid flow in closed conduits Method using electromagnetic flowmeters
    ISO/TR 9464:2008 Guidelines for the use of ISO 5167:2003
    EN 50446 : 2006 STRAIGHT THERMOCOUPLE ASSEMBLY WITH METAL OR CERAMIC PROTECTION TUBE AND ACCESSORIES
    ISO 5167-1:2003 Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full Part 1: General principles and requirements
    NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
    IEC 61298-3:2008 Process measurement and control devices - General methods and procedures for evaluating performance - Part 3: Tests for the effects of influence quantities
    SAE J 514 : 2012 HYDRAULIC TUBE FITTINGS
    ISA RP16.6 : 1961 METHODS AND EQUIPMENT FOR CALIBRATION OF VARIABLE AREA METERS (ROTAMETERS)
    ASME PV CODE 2D CUSTOMARY : 2017 BOILER AND PRESSURE VESSEL CODE - MATERIALS - PROPERTIES (CUSTOMARY)
    ASME B31.4 : 2016 PIPELINE TRANSPORTATION SYSTEMS FOR LIQUIDS AND SLURRIES
    ISO/TR 12765:1998 Measurement of fluid flow in closed conduits Methods using transit-time ultrasonic flowmeters
    NEMA ICS 6 : 1993(R2006) INDUSTRIAL CONTROL AND SYSTEMS: ENCLOSURES
    CGA 4.1 : M85 AMD 94
    ASME PTC19.3 TW : 2016 THERMOWELLS
    ISO 14164:1999 Stationary source emissions — Determination of the volume flowrate of gas streams in ducts — Automated method
    PIP PCEFL001 : 2017 FLOW MEASUREMENT GUIDELINES
    IEEE C37.90.1 : 2012 Surge Withstand Capability (SWC) Tests for Relays and Relay Systems Associated with Electric Power Apparatus
    API 5A3 : 2011 RECOMMENDED PRACTICE ON THREAD COMPOUNDS FOR CASING, TUBING, LINE PIPE, AND DRILL STEM ELEMENTS
    NFPA 51 : 2018 DESIGN AND INSTALLATION OF OXYGEN-FUEL GAS SYSTEMS FOR WELDING, CUTTING, AND ALLIED PROCESSES
    OIML D 8 : 2004 MEASUREMENT STANDARDS. CHOICE, RECOGNITION, USE, CONSERVATION AND DOCUMENTATION
    ASME PCC 1 : 2013 GUIDELINES FOR PRESSURE BOUNDARY BOLTED FLANGE JOINT ASSEMBLY
    ASME B31.3:2016 PROCESS PIPING
    API HDVSF : 2007 VORTEX SHEDDING FLOWMETER FOR MEASUREMENT OF HYDROCARBON FLUIDS
    ASME B31.8 : 2016 Gas Transmission and Distribution Piping Systems
    ASME MFC 16M : 1995 MEASUREMENT OF FLUID FLOW IN CLOSED CONDUITS BY MEANS OF ELECTROMAGNETIC FLOWMETERS
    MSS SP 95 : 2014 SWAGE(D) NIPPLES AND BULL PLUGS
    IEC 60751:2008 Industrial platinum resistance thermometers and platinum temperature sensors
    ASME PV CODE 2D METRIC : 2017 BOILER AND PRESSURE VESSEL CODE - MATERIALS - PROPERTIES (METRIC)
    ISO 10790:2015 Measurement of fluid flow in closed conduits Guidance to the selection, installation and use of Coriolis flowmeters (mass flow, density and volume flow measurements)
    ISO 13703:2000 Petroleum and natural gas industries Design and installation of piping systems on offshore production platforms
    ISO 7278-3:1998 Liquid hydrocarbons Dynamic measurement Proving systems for volumetric meters Part 3: Pulse interpolation techniques
    OIML R 119 : 1996 PIPE PROVERS FOR TESTING MEASURING SYSTEMS FOR LIQUIDS OTHER THAN WATER
    OIML D 2 : 2007 LEGAL UNITS OF MEASUREMENT
    ISA 37.1 : 1975 ELECTRICAL TRANSDUCER NOMENCLATURE AND TERMINOLOGY
    OIML R 34 : 1974 ACCURACY CLASSES OF MEASURING INSTRUMENTS
    ASME B40.3 : 1997 BIMETALLIC ACTUATED THERMOMETERS
    OIML R 109 : 1993 PRESSURE GAUGES AND VACUUM GAUGES WITH ELASTIC SENSING ELEMENTS (STANDARD INSTRUMENTS)
    API MPM CH21.1 : 2013 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 21.1: FLOW MEASUREMENT USING ELECTRONIC METERING SYSTEMS - ELECTRONIC GAS MEASUREMENT
    OIML R 81 : 1998 DYNAMIC MEASURING DEVICES AND SYSTEMS FOR CRYOGENIC LIQUIDS
    ASME PTC19.1 : 2013 TEST UNCERTAINTY
    ASME B16.5 : 2017 PIPE FLANGES AND FLANGED FITTINGS: NPS 1/2 THROUGH NPS 24 METRIC/INCH STANDARD
    NFPA 30 : 2018 FLAMMABLE AND COMBUSTIBLE LIQUIDS CODE
    ASTM G 63 : 2015 : REDLINE Standard Guide for Evaluating Nonmetallic Materials for Oxygen Service
    ISO 15212-2:2002 Oscillation-type density meters Part 2: Process instruments for homogeneous liquids
    ASME MFC 19G : 2008 WET GAS FLOWMETERING GUIDELINE
    ISO 2919:2012 Radiological protection — Sealed radioactive sources — General requirements and classification
    OIML R 105 : 1993 DIRECT MASS FLOW MEASURING SYSTEMS FOR QUANTITIES OF LIQUIDS
    OIML G 1-101 : 2008 EVALUATION OF MEASUREMENT DATA - SUPPLEMENT 1 TO THE "GUIDE TO THE EXPRESSION OF UNCERTAINTY IN MEASUREMENT" - PROPAGATION OF DISTRIBUTIONS USING A MONTE CARLO METHOD
    ISO/TR 7066-1:1997 Assessment of uncertainty in calibration and use of flow measurement devices — Part 1: Linear calibration relationships
    ISO 7194:2008 Measurement of fluid flow in closed conduits Velocity-area methods of flow measurement in swirling or asymmetric flow conditions in circular ducts by means of current-meters or Pitot static tubes
    IEC 60947-5-2:2007+AMD1:2012 CSV Low-voltage switchgear and controlgear - Part 5-2: Control circuitdevices and switching elements - Proximity switches
    API MPM CH5.8 : 2011 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 5.8: MEASUREMENT OF LIQUID HYDROCARBONS BY ULTRASONIC FLOW METERS
    NAMUR NE 106 : 2007 TEST INTERVALS OF SAFETY INSTRUMENTED SYSTEMS
    ISA RP16.4 : 1960 NOMENCLATURE AND TERMINOLOGY FOR EXTENSION-TYPE VARIABLE AREA METERS (ROTAMETERS)
    ASME B16.11 : 2016 FORGED FITTINGS, SOCKET-WELDING AND THREADED
    IEC 60381-2:1978 Analogue signals for process control systems. Part 2: Direct voltage signals
    IEC 61306:1994 Nuclear instrumentation - Microprocessor based nuclear radiation measuring devices
    OIML D 20 : 1988 INITIAL AND SUBSEQUENT VERIFICATION OF MEASURING INSTRUMENTS AND PROCESSES
    ISO 17089-1:2010 Measurement of fluid flow in closed conduits - Ultrasonic meters for gas Part 1: Meters for custody transfer and allocation measurement
    OIML G 1-100 : 2008 EVALUATION OF MEASUREMENT DATA - GUIDE TO THE EXPRESSION OF UNCERTAINTY IN MEASUREMENT
    IEC 60947-5-7:2003 Low-voltage switchgear and controlgear - Part 5-7: Control circuit devices and switching elements - Requirements for proximity devices with analogue output
    ISO 14617-5:2002 Graphical symbols for diagrams Part 5: Measurement and control devices
    EN 837-1:1996/AC:1998 PRESSURE GAUGES - BOURDON TUBE PRESSURE GAUGES - DIMENSIONS, METROLOGY, REQUIREMENTS AND TESTING
    BS 3463(1975) : 1975 SPECIFICATION FOR OBSERVATION AND GAUGE GLASSES FOR PRESSURE VESSELS
    IEC 62598:2011 Nuclear instrumentation - Constructional requirements and classification of radiometric gauges
    SAE AIR 6202 : 2012 TEST CELL MASS FUEL FLOW MEASUREMENT USING CORIOLIS FLOW METERS
    PIP PCSIP001 : 2015 INSTRUMENT TUBING MATERIAL SPECIFICATION
    API MPM CH22.1 : 2015 Testing Protocols - General Guidelines for Developing Testing Protocols for Devices Used in the Measurement of Hydrocarbon Fluids
    EN 837-2:1997 Pressure gauges - Part 2: Selection and installation recommendations for pressure gauges
    ISO/TR 12764:1997 Measurement of fluid flow in closed conduits Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full
    ISO 2186:2007 Fluid flow in closed conduits Connections for pressure signal transmissions between primary and secondary elements
    PIP PNC00002 : 2010 ABBREVIATED PIPING TERMS AND ACRONYMS
    ISO 2715:1981 Liquid hydrocarbons Volumetric measurement by turbine meter systems
    ASME B1.20.1 : 2013(R2018) PIPE THREADS, GENERAL PURPOSE (INCH)
    OIML D 24 : 1996 TOTAL RADIATION PYROMETERS
    ISO 11631:1998 Measurement of fluid flow Methods of specifying flowmeter performance
    PIP PCIGN200 : 2014 GENERAL INSTRUMENT PURGE DETAILS
    API MPM CH1 : 1994 Manual of Petroleum Measurement Standards - Chapter 1: Vocabulary
    IEEE 515 : 2011 TESTING, DESIGN, INSTALLATION, AND MAINTENANCE OF ELECTRICAL RESISTANCE TRACE HEATING FOR INDUSTRIAL APPLICATIONS
    ISA RP16.5 : 1961 INSTALLATION, OPERATION, MAINTENANCE INSTRUCTIONS FOR GLASS TUBE VARIABLE AREA METERS (ROTAMETERS)
    EN 837-3:1996 Pressure gauges - Part 3: Diaphragm and capsule pressure gauges - Dimensions, metrology, requirements and testing
    ASME B36.10M : 2015 WELDED AND SEAMLESS WROUGHT STEEL PIPE
    ISO 3966:2008 Measurement of fluid flow in closed conduits Velocity area method using Pitot static tubes
    IEC 61152:1992 Dimensions of metal-sheathed thermometer elements
    API MPM CH14.7 : 2016 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 14 - NATURAL GAS FLUIDS MEASUREMENT - SECTION 7 - MASS MEASUREMENT OF NATURAL GAS LIQUIDS AND OTHER HYDROCARBONS
    ISA 50.00.01 : 1975 COMPATIBILITY OF ANALOG SIGNALS FOR ELECTRONIC INDUSTRIAL PROCESS INSTRUMENTS
    API 556 : 2011 INSTRUMENTATION, CONTROL, AND PROTECTIVE SYSTEMS FOR GAS FIRED HEATERS
    ASTM E 1350 : 2013-08 GUIDE FOR TESTING SHEATHED THERMOCOUPLES, THERMOCOUPLES ASSEMBLIES, AND CONNECTING WIRES PRIOR TO, AND AFTER INSTALLATION OR SERVICE
    BS 8452(2010) : 2010 USE OF CLAMP-ON (EXTERNALLY MOUNTED) ULTRASONIC FLOW-METERING TECHNIQUES FOR FLUID APPLICATIONS - GUIDE
    PIP PCCWE001 : 2014 WEIGH SYSTEMS DESIGN CRITERIA
    IEC 60770-3:2014 Transmitters for use in industrial-process control systems - Part 3: Methods for performance evaluation of intelligent transmitters
    SAE ARP 4990B : 2015 TURBINE FLOWMETER FUEL FLOW CALCULATIONS
    ISA 51.1 : 1979 PROCESS INSTRUMENTATION TERMINOLOGY
    OIML G 1-106 : 2012 EVALUATION OF MEASUREMENT DATA - THE ROLE OF MEASUREMENT UNCERTAINTY IN CONFORMITY ASSESSMENT
    ISA 71.04 : 1985 ENVIRONMENTAL CONDITIONS FOR PROCESS MEASUREMENT AND CONTROL SYSTEMS: AIRBORNE CONTAMINANTS
    API TR 2571 : 2011 FUEL GAS MEASUREMENT
    ISO/TR 9824:2007 Hydrometry Measurement of free surface flow in closed conduits
    OIML R 140 : 2007 MEASURING SYSTEMS FOR GASEOUS FUEL
    EN 13352:2012 SPECIFICATION FOR THE PERFORMANCE OF AUTOMATIC TANK CONTENTS GAUGES
    NEMA 250 : 2014 ENCLOSURES FOR ELECTRICAL EQUIPMENT (1000 VOLTS MAXIMUM)
    ISA 5.1 : 1984 INSTRUMENTATION SYMBOLS AND IDENTIFICATION
    PIP PCCLI001 : 2014 LEVEL MEASUREMENT DESIGN CRITERIA
    API MPM CH20.3 : 2013 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 20: ALLOCATION MEASUREMENT - SECTION 3: MEASUREMENT OF MULTIPLE FLOW
    BS 6447(1984) : 1984 SPECIFICATION FOR ABSOLUTE AND GAUGE PRESSURE TRANSMITTERS WITH ELECTRICAL OUTPUTS
    API MPM CH3.1B : 2001 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 3 - TANK GAUGING - SECTION 1B - STANDARD PRACTICE FOR LEVEL MEASUREMENT OF LIQUID HYDROCARBONS IN STATIONARY TANKS BY AUTOMATIC TANK GAUGING
    PIP PCIIA000 : 2014 INSTRUMENT AIR INSTALLATION DETAILS
    ISA TR20.00.01 : 2006 SPECIFICATION FORMS FOR PROCESS MEASUREMENT AND CONTROL INSTRUMENTS - PART 1: GENERAL CONSIDERATIONS
    ASTM E 1137 : 1997 Standard Specification for Industrial Platinum Resistance Thermometers
    IEC 61987-10:2009 Industrial-process measurement and control - Data structures and elements in process equipment catalogues - Part 10: List of Properties (LOPs) for Industrial-Process Measurement and Control for Electronic Data Exchange - Fundamentals
    ASTM B 912 : 2002 Standard Specification for Passivation of Stainless Steels Using Electropolishing
    ISO 9104:1991 Measurement of fluid flow in closed conduits Methods of evaluating the performance of electromagnetic flow-meters for liquids
    API 2218 : 2013 FIREPROOFING PRACTICES IN PETROLEUM AND PETROCHEMICAL PROCESSING PLANTS
    IEC 61518:2001 Mating dimensions between differential pressure (type) measuring instruments and flanged-on shut-off devices up to 413 BAR (41,3 MPa)
    ASME MFC 21.2 : 2010(R2018) MEASUREMENT OF FLUID FLOW BY MEANS OF THERMAL DISPERSION MASS FLOWMETERS
    IEC 60947-5-6:1999 Low-voltage switchgear and controlgear - Part 5-6: Control circuit devices and switching elements - DC interface for proximity sensors and switching amplifiers (NAMUR)
    PIP PNF0200 : 2010 VENTS, DRAINS, AND INSTRUMENT CONNECTION DETAILS
    AGA REPORT 7 : 1996 MEASUREMENT OF GAS BY TURBINE METERS
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
    MSS SP 105 : 2016 INSTRUMENT VALVES FOR CODE APPLICATIONS
    OIML G 1-102 : 2011 EVALUATION OF MEASUREMENT DATA - SUPPLEMENT 2 TO THE "GUIDE TO THE EXPRESSION OF UNCERTAINTY IN MEASUREMENT" - EXTENSION TO ANY NUMBER OF OUTPUT QUANTITIES
    IEC 61336:1996 Nuclear instrumentation - Thickness measurement systems utilizingionizing radiation - Definitions and test methods
    SAE J 476 : 2013 DRYSEAL PIPE THREADS
    MSS SP 130 : 2013 BELLOWS SEALS FOR INSTRUMENT VALVES
    API 751 : 2013 SAFE OPERATION OF HYDROFLUORIC ACID ALKYLATION UNITS
    PIP PCFTE100 : 2014 THERMOWELL FABRICATION DETAILS
    IEC 60770-1:2010 Transmitters for use in industrial-process control systems - Part 1: Methods for performance evaluation
    ASTM E 2181/E2181M : 2011 Standard Specification for Compacted Mineral-Insulated, Metal-Sheathed, Noble Metal Thermocouples and Thermocouple Cable
    ASTM D 1418 : 2017 : REDLINE Standard Practice for Rubber and Rubber Latices—Nomenclature
    ASME MFC 5.1 : 2011(R2018) MEASUREMENT OF LIQUID FLOW IN CLOSED CONDUITS USING TRANSIT-TIME ULTRASONIC FLOWMETERS
    API MPM CH14.3.2 : 2016 ORIFICE METERING OF NATURAL GAS AND OTHER RELATED HYDROCARBON FLUIDS - CONCENTRIC, SQUARE-EDGED ORIFICE METERS - PART 2: SPECIFICATION AND INSTALLATION REQUIREMENTS
    API MPM CH8.2 : 2016 MANUAL OF PETROLEUM MEASUREMENT STANDARDS - CHAPTER 8.2: STANDARD PRACTICE FOR AUTOMATIC SAMPLING OF PETROLEUM AND PETROLEUM PRODUCTS
    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective