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  • API 527 : 2014

    View superseded by
    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    SEAT TIGHTNESS OF PRESSURE RELIEF VALVES

    Available format(s):  Hardcopy, PDF

    Superseded date:  10-08-2020

    Language(s):  English

    Published date:  01-01-2014

    Publisher:  American Petroleum Institute

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

    1 Scope
    2 Testing with Air
    3 Testing with Steam
    4 Testing with Water
    5 Testing with Air - Another Method

    Abstract - (Show below) - (Hide below)

    Defines methods of determining the seat tightness of metal- and soft-seated pressure relief valves, including those of conventional, bellows, and pilot-operated designs.

    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    Status Superseded
    Superseded By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)

    CEI 31-35 V1 : 2014 EXPLOSIVE ATMOSPHERES - GUIDE FOR CLASSIFICATION OF HAZARDOUS AREAS FOR THE PRESENCE OF GAS IN APPLICATION OF CEI EN 60079-10-1 (CEI 31-87)
    API GIRE CH16 : 3ED 85 PRESSURE RELIEVING DEVICES
    NORSOK I 001 : 2010 FIELD INSTRUMENTATION
    EN ISO 4126-1:2013/A1:2016 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES (ISO 4126-1:2013/AMD 1:2016)
    UNE-EN ISO 4126-1:2014 Safety devices for protection against excessive pressure - Part 1: Safety valves (ISO 4126-1:2013)
    UNI/TR 11507 : 2013 MAINTENANCE OF DEVICES FOR DIRECT PRESSURE LIMITATION (SAFETY VALVES)
    NASA SSTD 8070 0097 : 2014 RELIEF DEVICES - INSPECTION AND RECERTIFICATION
    BS EN ISO 4126-5 : 2013 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 5: CONTROLLED SAFETY PRESSURE RELIEF SYSTEMS (CSPRS) (ISO 4126-5:2013)
    I.S. EN ISO 4126-5:2013 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 5: CONTROLLED SAFETY PRESSURE RELIEF SYSTEMS (CSPRS) (ISO 4126-5:2013)
    I.S. EN ISO 4126-4:2013 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 4: PILOT-OPERATED SAFETY VALVES (ISO 4126-4:2013)
    EEMUA 208 : 2010 GUIDE TO LIFE-CYCLE MANAGEMENT OF PRESSURE RELIEF SYSTEMS
    BS ISO 18154:2017 Ships and marine technology. Safety valve for cargo tanks of LNG carriers. Design and testing requirements
    16/30313951 DC : 0 BS ISO 18154 - SHIPS AND MARINE TECHNOLOGY - PILOT OPERATED SAFETY VALVES FOR LOW TEMPERATURE APPLICATIONS - DESIGN REQUIREMENTS
    15/30299570 DC : 0 BS ISO 7195 - NUCLEAR ENERGY - PACKAGINGS FOR THE TRANSPORT OF URANIUM HEXAFLUORIDE (UF[6])
    API 520-1 : 2014 SIZING, SELECTION, AND INSTALLATION OF PRESSURE-RELIEVING DEVICES - PART 1: SIZING AND SELECTION
    API 526 : 2017 FLANGED STEEL PRESSURE-RELIEF VALVES
    EI 1560 : 2013 RECOMMENDED PRACTICE FOR THE OPERATION, INSPECTION, MAINTENANCE AND COMMISSIONING OF AVIATION FUEL HYDRANT SYSTEMS AND HYDRANT SYSTEM EXTENSIONS
    I.S. EN ISO 4126-1:2013 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES (ISO 4126-1:2013)
    ISO 18154:2017 Ships and marine technology — Safety valve for cargo tanks of LNG carriers — Design and testing requirements
    ISO 4126-4:2013 Safety devices for protection against excessive pressure — Part 4: Pilot operated safety valves
    UNI EN ISO 4126-4 : 2013 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 4: PILOT-OPERATED SAFETY VALVES
    API 526 RUSSIAN : 2009 FLANGED STEEL PRESSURE RELIEF VALVES
    API 576 : 2017 INSPECTION OF PRESSURE-RELIEVING DEVICES
    API 9100B : 1998 GUIDANCE DOCUMENT FOR MODEL EHS MANAGEMENT SYSTEM
    DIN EN ISO 4126-4:2013-12 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 4: PILOT OPERATED SAFETY VALVES (ISO 4126-4:2013)
    BS EN ISO 4126-4:2013 Safety devices for protection against excessive pressure Pilot-operated safety valves
    UNE-EN ISO 4126-5:2014 Safety devices for protection against excessive pressure - Part 5: Controlled safety pressure relief systems (CSPRS) (ISO 4126-5:2013)
    EN ISO 4126-4:2013 Safety devices for protection against excessive pressure - Part 4: Pilot-operated safety valves (ISO 4126-4:2013)
    EN ISO 4126-5:2013/A1:2016 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 5: CONTROLLED SAFETY PRESSURE RELIEF SYSTEMS (CSPRS) (ISO 4126-5:2013/AMD 1:2016)
    API 576 REDLINE : 2009 INSPECTION OF PRESSURE-RELIEVING DEVICES
    API 526 REDLINE : 2009 FLANGED STEEL PRESSURE-RELIEF VALVES
    API 576 CHINESE : 2009 INSPECTION OF PRESSURE-RELIEVING DEVICES
    BS EN ISO 4126-1 : 2013 SAFETY DEVICES FOR PROTECTION AGAINST EXCESSIVE PRESSURE - PART 1: SAFETY VALVES (ISO 4126-1:2013)
    CEI 31-35 : 2012 EXPLOSIVE ATMOSPHERES - GUIDE FOR CLASSIFICATION OF HAZARDOUS AREAS FOR THE PRESENCE OF GAS IN APPLICATION OF CEI EN 60079-10-1 (CEI 31-87)
    ISO 4126-1:2013 Safety devices for protection against excessive pressure — Part 1: Safety valves
    UNE-EN ISO 4126-4:2014 Safety devices for protection against excessive pressure - Part 4: Pilot-operated safety valves (ISO 4126-4:2013)
    ISO 4126-5:2013 Safety devices for protection against excessive pressure — Part 5: Controlled safety pressure relief systems (CSPRS)
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