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  • API 520-2 : 2015

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 2: INSTALLATION

    Available format(s):  Hardcopy, PDF

    Superseded date:  02-11-2020

    Language(s):  English

    Published date:  01-01-2015

    Publisher:  American Petroleum Institute

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

    1 Scope
    2 Normative References
    3 Terms and Definitions
    4 PRD Location
    5 Inlet Piping Requirements
    6 Discharge Piping
    7 PRV Stability
    8P RD Isolation (Stop) Valves
    9 Rupture Disk Installations
    10 Bonnet or Pilot Vent Piping
    11 Drain Piping
    12 Pre-installation Handling and Inspection
    13 Pressure-relief Device Installation and Maintenance
    Annex A (informative) - Rupture Disk Installation Guidelines
    Annex B (informative) - Installation and Maintenance of
            Pin-actuated Non-reclosing PRDs
    Annex C (informative) - PRV Acoustic Interaction
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes methods of installation for pressure-relief devices (PRDs) for equipment that has a maximum allowable working pressure (MAWP) of 15 psig (1.03 barg or 103 kPAg) or greater.

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

    Document Type Standard
    Publisher American Petroleum Institute
    Status Superseded
    Superseded By
    Supersedes

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

    EEMUA 208 : 2010 GUIDE TO LIFE-CYCLE MANAGEMENT OF PRESSURE RELIEF SYSTEMS
    API PUBL 2510A : 1996 FIRE-PROTECTION CONSIDERATIONS FOR THE DESIGN AND OPERATION OF LIQUEFIED PETROLEUM GAS (LPG) STORAGE FACILITIES
    06/30116454 DC : DRAFT MAY 2006 ISO 10438-4 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS
    API 526 RUSSIAN : 2009 FLANGED STEEL PRESSURE RELIEF VALVES
    I.S. EN ISO 10418:2003 PETROLEUM AND NATURAL GAS INDUSTRIES - OFFSHORE PRODUCTION INSTALLATIONS - ANALYSIS, DESIGN, INSTALLATION AND TESTING OF BASIC SURFACE PROCESS SAFETY SYSTEMS
    API 2510A : 1996 : R2015 FIRE-PROTECTION CONSIDERATIONS FOR THE DESIGN AND OPERATION OF LIQUEFIED PETROLEUM GAS (LPG) STORAGE FACILITIES
    API 2510A : 1996 : R2010 FIRE-PROTECTION CONSIDERATIONS FOR THE DESIGN AND OPERATION OF LIQUEFIED PETROLEUM GAS (LPG) STORAGE FACILITIES
    BS 5908(1990) : 1990 CODE OF PRACTICE FOR FIRE PRECAUTIONS IN THE CHEMICAL AND ALLIED INDUSTRIES
    API 521 : 2014 PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    PIP PCSPS001 : 2015 PACKAGED EQUIPMENT INSTRUMENTATION SPECIFICATION
    06/30116443 DC : DRAFT MAY 2006 ISO 10438-2 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 2: SPECIAL-PURPOSE OIL SYSTEMS
    API RP 74 : 2001 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    04/30114086 DC : DRAFT JUL 2004 EN ISO 10440-1 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - ROTARY-TYPE POSITIVE DISPLACEMENT COMPRESSORS - PART 1: PROCESS COMPRESSORS (OIL-FREE)
    API 676 REDLINE : 2009 POSITIVE DISPLACEMENT PUMPS - ROTARY
    API 520-1 : 2014 SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 1: SIZING AND SELECTION
    API 611 REDLINE : 2008 GENERAL-PURPOSE STEAM TURBINES FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES
    ABS 0063 : 2018 COR 2018 RULES FOR BUILDING AND CLASSING FACILITIES ON OFFSHORE INSTALLATIONS
    EEMUA 184 : 2009 GUIDE TO THE ISOLATION OF PRESSURE RELIEVING DEVICES
    API 2FPS : 2011 PLANNING, DESIGNING, AND CONSTRUCTING FLOATING PRODUCTION SYSTEMS
    09/30171555 DC : DRAFT SEP 2009 BS EN ISO 10437 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - STEAM TURBINES - SPECIAL-PURPOSE APPLICATIONS
    BS PD5500(2003) : 2003 SPECIFICATION FOR UNFIRED FUSION WELDED PRESSURE VESSELS
    NORSOK D SR 007 : REV 1 WELL TESTING SYSTEMS
    API SPEC 12J : 2008 SPECIFICATION FOR OIL AND GAS SEPARATORS
    BS ISO 23251 : 2006 AMD 17355 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    18/30371116 DC : 0 BS ISO 23251 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    API 14E : 1991 : R2013 RECOMMENDED PRACTICE FOR DESIGN AND INSTALLATION OF OFFSHORE PRODUCTION PLATFORM PIPING SYSTEMS
    EEMUA 188 : 2009 GUIDE FOR ESTABLISHING OPERATING PERIODS OF SAFETY VALVES
    02/705659 DC : DRAFT APR 2002 ISO/DIS 21049 - PUMPS - SHAFT SEALING SYSTEMS FOR CENTRIFUGAL AND ROTARY PUMPS
    API 675 : 2012 POSITIVE DISPLACEMENT PUMPS - CONTROLLED VOLUME FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES
    API 74 : 2001 : R2007 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    EEMUA 151 : 1987 LIQUID RING VACUUM PUMPS AND COMPRESSORS
    BS PD5500(2018) : 2018 SPECIFICATION FOR UNFIRED FUSION WELDED PRESSURE VESSELS
    NBR 12236 : 1994 CRITERIOS DE PROJETO, MONTAGEM E OPERACAO DE POSTOS DE GAS COMBUSTIVEL COMPRIMIDO
    API 74 : 2001 : R2013 RECOMMENDED PRACTICE FOR OCCUPATIONAL SAFETY FOR ONSHORE OIL AND GAS PRODUCTION OPERATION
    ASME PTB 2 : 2009 GUIDE TO LIFE CYCLE MANAGEMENT OF PRESSURE EQUIPMENT INTEGRITY
    API 681 : 1996 : R2010 LIQUID RING VACUUM PUMPS AND COMPRESSORS FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES
    API 611 : 2008 : R2014 GENERAL-PURPOSE STEAM TURBINES FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES
    API 611 : 2008 GENERAL-PURPOSE STEAM TURBINES FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES
    API 14E CHINESE : 2007 RECOMMENDED PRACTICE FOR DESIGN AND INSTALLATION OF OFFSHORE PRODUCTION PLATFORM PIPING SYSTEMS
    API 676 CHINESE : 2009 POSITIVE DISPLACEMENT PUMPS - ROTARY
    API STD 676 : 2009 POSITIVE DISPLACEMENT PUMPS - ROTARY
    API 92M : 2017 MANAGED PRESSURE DRILLING OPERATIONS WITH SURFACE BACK-PRESSURE
    API 676 : 2009 : R2015 POSITIVE DISPLACEMENT PUMPS - ROTARY
    API 681 : 1996 LIQUID RING VACUUM PUMPS AND COMPRESSORS FOR PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES
    API 620 CHINESE : 2013 DESIGN AND CONSTRUCTION OF LARGE, WELDED, LOW-PRESSURE STORAGE TANKS
    CSA 12.5 : 1999 : R2004 NGV DISPENSING SYSTEMS
    API RP 14E : 1991 RECOMMENDED PRACTICE FOR DESIGN AND INSTALLATION OF OFFSHORE PRODUCTION PLATFORM PIPING SYSTEMS
    CSA 12.5 : 1999 : R2014 NGV DISPENSING SYSTEMS
    API 620 : 2013 DESIGN AND CONSTRUCTION OF LARGE, WELDED, LOW-PRESSURE STORAGE TANKS
    BS PD5500(2006) : 2006 SPECIFICATION FOR UNFIRED FUSION WELDED PRESSURE VESSELS
    BS PD5500(2009) : 2009 SPECIFICATION FOR UNFIRED FUSION WELDED PRESSURE VESSELS
    BS PD5500(2015) : 2015 SPECIFICATION FOR UNFIRED FUSION WELDED PRESSURE VESSELS
    BS PD5500(2012) : 2012 SPECIFICATION FOR UNFIRED FUSION WELDED PRESSURE VESSELS
    PREN ISO 23251 : DRAFT 2011 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    API 620 REDLINE : 2008 DESIGN AND CONSTRUCTION OF LARGE, WELDED, LOW-PRESSURE STORAGE TANKS
    API 14G : 2007 RECOMMENDED PRACTICE FOR FIRE PREVENTION AND CONTROL ON FIXED OPEN-TYPE OFFSHORE PRODUCTION PLATFORMS
    ASME PTB 1 : 2014 ASME SECTION 8 - DIVISION 2 CRITERIA AND COMMENTARY
    NORSOK I 001 : 2010 FIELD INSTRUMENTATION
    API 612 : 2014 PETROLEUM, PETROCHEMICAL, AND NATURAL GAS INDUSTRIES - STEAM TURBINES - SPECIAL-PURPOSE APPLICATIONS
    API 614 : 2008 LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES
    EI GUIDE. DESIGN & OPER. HEAT EXCHANGERS : 2015-12 GUIDELINES FOR THE SAFE DESIGN AND OPERATION OF SHELL AND TUBE HEAT EXCHANGERS TO WITHSTAND THE IMPACT OF TUBE FAILURE
    11/30159581 DC : 0 BS EN ISO 23251 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    15/30328952 DC : 0 BS EN ISO 10418 - PETROLEUM AND NATURAL GAS INDUSTRIES - OFFSHORE PRODUCTION INSTALLATIONS - PROCESS SAFETY SYSTEMS
    API 14G :2007(R2013) RECOMMENDED PRACTICE FOR FIRE PREVENTION AND CONTROL ON FIXED OPEN-TYPE OFFSHORE PRODUCTION PLATFORMS
    API 2610 : 2005 : R2010 DESIGN, CONSTRUCTION, OPERATION, MAINTENANCE, AND INSPECTION OF TERMINAL AND TANK FACILITIES
    API 2610:2005 DESIGN, CONSTRUCTION, OPERATION, MAINTENANCE, AND INSPECTION OF TERMINAL AND TANK FACILITIES
    API 614 REDLINE : 2008 LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES
    ISO 10418:2003 Petroleum and natural gas industries Offshore production installations Analysis, design, installation and testing of basic surface process safety systems
    NFPA 54 HDBK : 2018 NATIONAL FUEL GAS CODE HANDBOOK
    NFPA 87 : 2018 FLUID HEATERS
    EN ISO 13703:2000/AC:2007 PETROLEUM AND NATURAL GAS INDUSTRIES - DESIGN AND INSTALLATION OF PIPING SYSTEMS ON OFFSHORE PRODUCTION PLATFORMS
    BS EN ISO 10438-4 : 2003 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS
    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 10437:2003 Petroleum, petrochemical and natural gas industries. Steam turbines. Special-purpose applications
    BS EN ISO 14224:2016 Petroleum, petrochemical and natural gas industries. Collection and exchange of reliability and maintenance data for equipment
    BS EN ISO 13703 : 2001 PETROLEUM AND NATURAL GAS INDUSTRIES - DESIGN AND INSTALLATION OF PIPING SYSTEMS ON OFFSHORE PRODUCTION PLATFORMS
    ISO 10437:2003 Petroleum, petrochemical and natural gas industries Steam turbines Special-purpose applications
    BS EN ISO 10418:2003 PETROLEUM AND NATURAL GAS INDUSTRIES - OFFSHORE PRODUCTION INSTALLATIONS - ANALYSIS, DESIGN, INSTALLATION AND TESTING OF BASIC SURFACE PROCESS SAFETY SYSTEMS
    ISO 23251:2006 Petroleum, petrochemical and natural gas industries Pressure-relieving and depressuring systems
    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
    ISO 10438-4:2007 Petroleum, petrochemical and natural gas industries Lubrication, shaft-sealing and control-oil systems and auxiliaries Part 4: Self-acting gas seal support systems
    BS EN ISO 23251 : 2007 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    ISO 14224:2016 Petroleum, petrochemical and natural gas industries Collection and exchange of reliability and maintenance data for equipment
    EEMUA 207 : 2009 DOUBLE CONCRETE TANKS FOR LIQUEFIED GAS - GUIDE TO DESIGN, CONSTRUCTION AND OPERATION
    I.S. EN ISO 23251:2007 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    EEMUA 193 : 2013 MANAGING COMPETENCE ASSURANCE FOR PERSONNEL UNDERTAKING IN-SERVICE INSPECTION OF PRESSURE EQUIPMENT
    EN ISO 23251:2007/A1:2008 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    API STD 612:2020 Petroleum, Petrochemical, and Natural Gas Industries - Steam Turbines - Special-purpose Applications
    CSA N290.8 : 2015 TECHNICAL SPECIFICATION REQUIREMENTS FOR NUCLEAR POWER PLANT COMPONENTS
    I.S. EN ISO 14224:2016 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - COLLECTION AND EXCHANGE OF RELIABILITY AND MAINTENANCE DATA FOR EQUIPMENT (ISO 14224:2016)
    UNI EN ISO 23251 : 2008 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    I.S. EN ISO 10438-4:2007 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS
    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 10438-4:2007 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS
    EN ISO 10437 : 2003 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - STEAM TURBINES - SPECIAL-PURPOSE APPLICATIONS (ISO 10437:2003)
    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 10418:2003/AC:2009 PETROLEUM AND NATURAL GAS INDUSTRIES - OFFSHORE PRODUCTION INSTALLATIONS - ANALYSIS, DESIGN, INSTALLATION AND TESTING OF BASIC SURFACE PROCESS SAFETY SYSTEMS
    UNI EN ISO 10438-4 : 2009 PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT- SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 4: SELF-ACTING GAS SEAL SUPPORT SYSTEMS

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

    ASME B31.1 : 2016 POWER PIPING
    API 520-1 : 2014 SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 1: SIZING AND SELECTION
    API 576 : 2017 INSPECTION OF PRESSURE-RELIEVING DEVICES
    API 510 : 2014 PRESSURE VESSEL INSPECTION CODE: IN-SERVICE INSPECTION, RATING, REPAIR, AND ALTERATION
    ASME PV CODE 8 SET : 2013 ASME BOILER AND PRESSURE VESSEL CODE (BPVC) - RULES FOR CONSTRUCTION OF PRESSURE VESSELS (SET)
    API 521 : 2014 PRESSURE-RELIEVING AND DEPRESSURING SYSTEMS
    ASME B31.3:2016 PROCESS PIPING
    API 526 : 2017 FLANGED STEEL PRESSURE-RELIEF VALVES
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