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  • UNI EN 14525 : 2005

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    DUCTILE IRON WIDE TOLERANCE COUPLINGS AND FLANGE ADAPTORS FOR USE WITH PIPES OF DIFFERENT MATERIALS: DUCTILE IRON, GREY IRON, STEEL, PVC-U PE, FIBRE-CEMENT

    Available format(s): 

    Superseded date:  07-12-2022

    Language(s): 

    Published date:  01-06-2005

    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 Technical requirements
    5 Performance requirements for joints
    6 Test methods
    7 Performance tests
    Annex A (informative) - Outside diameters of existing pipes
    Annex B (informative) - Quality assurance
    Bibliography

    Abstract - (Show below) - (Hide below)

    This document specifies the requirements and associated test methods applicable to wide tolerance ductile iron couplings and wide tolerance flange adaptors intended for use with pipe components made from a number of pipe materials (ductile iron, grey iron, PE, PVC-U, steel, fibre- cement), for providing a leak tight seal over a wide range of pipe external diameters.

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

    Committee CT 700
    Development Note Corrigendum is available only in English. (06/2011)
    Document Type Test Method
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Superseded
    Superseded By

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

    EN 10002-1 : 2001 METALLIC MATERIALS - TENSILE TESTING - PART 1: METHOD OF TEST AT AMBIENT TEMPERATURE
    EN 1514-1:1997 Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 1: Non-metallic flat gaskets with or without inserts
    EN 12842:2012 Ductile iron fittings for PVC-U or PE piping systems - Requirements and test methods
    EN ISO 6506-1:2014 Metallic materials - Brinell hardness test - Part 1: Test method (ISO 6506-1:2014)
    ISO 6506-1:2014 Metallic materials Brinell hardness test Part 1: Test method
    ISO/IEC Guide 62:1996 General requirements for bodies operating assessment and certification/registration of quality systems
    EN ISO 7091 : 2000 PLAIN WASHERS - NORMAL SERIES - PRODUCT GRADE C
    ISO 559:1991 Steel tubes for water and sewage
    EN 681-1:1996/A3:2005 ELASTOMERIC SEALS - MATERIALS REQUIREMENTS FOR PIPE JOINT SEALS USED IN WATER AND DRAINAGE APPLICATIONS - PART 1: VULCANIZED RUBBER
    ISO 4016:2011 Hexagon head bolts Product grade C
    ISO 4034:2012 Hexagon regular nuts (style 1) Product grade C
    89/106/EEC : 1988 COUNCIL DIRECTIVE OF 21 DECEMBER 1988 ON THE APPROXIMATION OF LAWS, REGULATIONS AND ADMINISTRATIVE PROVISIONS OF THE MEMBER STATES RELATING TO CONSTRUCTION PRODUCTS
    EN 805:2000 Water supply - Requirements for systems and components outside buildings
    EN 45011:1998 General requirements for bodies operating product certification systems (ISO/IEC Guide 65:1996)
    EN ISO 4016:2011 Hexagon head bolts - Product grade C (ISO 4016:2011)
    EN 45011 : 1998 GENERAL REQUIREMENTS FOR BODIES OPERATING PRODUCT CERTIFICATION SYSTEMS
    EN ISO 4034:2012/AC:2013 HEXAGON REGULAR NUTS (STYLE 1) - PRODUCT GRADE C (ISO 4034:2012/COR 1:2013)
    EN ISO 6708:1995 Pipework components - Definition and selection of DN (nominal size) (ISO 6708:1995)
    EN 1514-2:2014 Flanges and their joints - Gaskets for PN-designated flanges - Part 2: Spiral wound gaskets for use with steel flanges
    EN ISO 9001:2015 Quality management systems - Requirements (ISO 9001:2015)
    ISO 7091:2000 Plain washers Normal series Product grade C
    EN 1514-4:1997 Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 4: Corrugated, flat or grooved metallic and filled metallic gaskets for use with steel flanges
    EN 1333:2006 Flanges and their joints - Pipework components - Definition and selection of PN
    ISO 9001:2015 Quality management systems — Requirements
    EN 12201-2:2011+A1:2013 Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 2: Pipes
    EN 10224:2002/A1:2005 NON-ALLOY STEEL TUBES AND FITTINGS FOR THE CONVEYANCE OF WATER AND OTHER AQUEOUS LIQUIDS - TECHNICAL DELIVERY CONDITIONS
    EN 1514-3:1997 Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 3: Non-metallic PTFE envelope gaskets
    ISO/IEC Guide 65:1996 General requirements for bodies operating product certification systems
    EN 512:1994/A1:2001 FIBRE-CEMENT PRODUCTS - PRESSURE PIPES AND JOINTS
    EN 545:2010 Ductile iron pipes, fittings, accessories and their joints for water pipelines - Requirements and test methods
    EN 1452-2 : 1999 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 2: PIPES
    EN 1092-2:1997 Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges
    EN 45012 : 1998 GENERAL REQUIREMENTS FOR BODIES OPERATING ASSESSMENT AND CERTIFICATION/REGISTRATION OF QUALITY SYSTEMS
    ISO 2531:2009 Ductile iron pipes, fittings, accessories and their joints for water applications
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