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  • UNI EN 14129 : 2014

    Current The latest, up-to-date edition.

    LPG EQUIPMENT AND ACCESSORIES - PRESSURE RELIEF VALVES FOR LPG PRESSURE VESSELS

    Available format(s): 

    Language(s): 

    Published date:  25-03-2014

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Operating conditions
    5 Materials
    6 Design
    7 Testing of the design
    8 Marking
    9 Operating instructions
    10 Packaging
    Annex A (informative) - Terms used with LPG
            pressure relief valves
    Annex B (normative) - Special low temperature
            requirements for valves
    Annex C (normative) - Ageing test
    Annex D (informative) - Environment checklist
    Annex ZA (informative) - Relationship between this European
             Standard and the Essential Requirements of
             EU Directive 97/23/EC
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines the requirements for the design and testing of spring loaded pressure relief valves and thermal expansion valves for use in: - static LPG pressure vessels, - LPG pressure vessels on road tankers, rail tankers, tank-containers or demountable tanks.

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

    Committee CT 37
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current
    Supersedes

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

    UNI/TR 11507 : 2013 MAINTENANCE OF DEVICES FOR DIRECT PRESSURE LIMITATION (SAFETY VALVES)

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

    EN ISO 14021:2016 Environmental labels and declarations - Self-declared environmental claims (Type II environmental labelling) (ISO 14021:2016)
    EN 751-3:1996/AC:1997 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes
    ISO 11114-1:2012 Gas cylinders Compatibility of cylinder and valve materials with gas contents Part 1: Metallic materials
    EN 1503-4:2016 Valves - Materials for bodies, bonnets and covers - Part 4: Copper alloys specified in European Standards
    EN 12252:2014 LPG equipment and accessories - Equipping of LPG road tankers
    EN 10270-3:2011 Steel wire for mechanical springs - Part 3: Stainless spring steel wire
    ISO 4126-1:2013 Safety devices for protection against excessive pressure — Part 1: Safety valves
    EN 14570:2014 LPG equipment and accessories - Equipping of overground and underground LPG vessels
    EN 13906-1:2013 Cylindrical helical springs made from round wire and bar - Calculation and design - Part 1 : Compression springs
    EN 1503-3:2000/AC:2001 VALVES - MATERIALS FOR BODIES, BONNETS AND COVERS - PART 3: CAST IRONS SPECIFIED IN EUROPEAN STANDARDS
    ISO 14024:1999 Environmental labels and declarations Type I environmental labelling Principles and procedures
    EN 1503-2:2000 Valves - Materials for bodies, bonnets and covers - Part 2: Steels other than those specified in European Standards
    ISO 14021:2016 Environmental labels and declarations — Self-declared environmental claims (Type II environmental labelling)
    EN 751-2:1996 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 2: Non-hardening jointing compounds
    EN 1503-1:2000 Valves - Materials for bodies, bonnets and covers - Part 1: Steels specified in European Standards
    EN ISO 11114-1:2012/A1:2017 GAS CYLINDERS - COMPATIBILITY OF CYLINDER AND VALVE MATERIALS WITH GAS CONTENTS - PART 1: METALLIC MATERIALS (ISO 11114-1: 2012/AMD 1:2017)
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    EN ISO 14025:2010 Environmental labels and declarations - Type III environmental declarations - Principles and procedures (ISO 14025:2006)
    ISO 11114-2:2013 Gas cylinders Compatibility of cylinder and valve materials with gas contents Part 2: Non-metallic materials
    EN ISO 11114-2:2013 Gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 2: Non-metallic materials (ISO 11114-2:2013)
    EN 10204:2004 Metallic products - Types of inspection documents
    EN 751-1:1996 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 1: Anaerobic jointing compounds
    EN 1563:2011 Founding - Spheroidal graphite cast irons
    ISO 14025:2006 Environmental labels and declarations — Type III environmental declarations — Principles and procedures
    EN 12420:2014 Copper and copper alloys - Forgings
    EN 837-1:1996/AC:1998 PRESSURE GAUGES - BOURDON TUBE PRESSURE GAUGES - DIMENSIONS, METROLOGY, REQUIREMENTS AND TESTING
    EN 549:1994 Rubber materials for seals and diaphragms for gas appliances and gas equipment
    EN 12165:2016 COPPER AND COPPER ALLOYS - WROUGHT AND UNWROUGHT FORGING STOCK
    ISO 6957:1988 Copper alloys Ammonia test for stress corrosion resistance
    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)
    EN 14071:2015 LPG equipment and accessories - Pressure relief valves for LPG pressure vessels - Ancillary equipment
    1997/23/EC : 1997 DIRECTIVE 97/23/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL OF 29 MAY 1997 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES CONCERNING PRESSURE EQUIPMENT
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