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  • UNI EN 1092-1 : 2013

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    FLANGES AND THEIR JOINTS - CIRCULAR FLANGES FOR PIPES, VALVES, FITTINGS AND ACCESSORIES, PN DESIGNATED - PART 1: STEEL FLANGES

    Available format(s): 

    Superseded date:  06-06-2022

    Language(s): 

    Published date:  01-01-2013

    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 Designation
    5 General requirements
    Annex A (normative) - Wall thickness and end
            preparation for flanges type 11, 34, 35,
            36, 37 and pipe nominal thicknesses for
            the use with type 01 flanges
    Annex B (informative) - Material groups
    Annex C (informative) - Approximate masses of
            flanges and collars
    Annex D (informative) - Additional materials
    Annex E (normative) - Basis of flange calculation
    Annex F (normative) - Determination of p/t-ratings
    Annex G (normative) - p/t-ratings for a selection of
            EN materials
    Annex H (informative) - Rings for flanges with
            groove
    Annex I (informative) - Flanges with fixed inner diameter
    Annex J (informative) - Mating dimensions for flanges
            with higher DN
    Annex ZA (normative) - Relationship between this
             European Standard and the Essential
             Requirements of Directive 97/23/EC
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines requirements for circular steel flanges in PN designations PN 2,5 to PN 400 and nominal sizes from DN 10 to DN 4000.

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

    Development Note Supersedes UNI 2223, UNI 2224, UNI 2225, UNI 2226, UNI 2227, UNI 2229, UNI 2240, UNI 2241, UNI 2242, UNI 2243, UNI 2244, UNI 2245, UNI 2246, UNI 2247, UNI 2248, UNI 2249, UNI 2250, UNI 2253, UNI 2254, UNI 2255, UNI 2256, UNI 2257, UNI 2276, UNI 2277, UNI 2278, UNI 2279, UNI 2280, UNI 2281, UNI 2282, UNI 2283, UNI 2284, UNI 2285, UNI 2286, UNI 2287, UNI 2288, UNI 2289, UNI 2290, UNI 2291, UNI 2292, UNI 2293, UNI 2300, UNI 6082, UNI 6083, UNI 6084, UNI 6085, UNI 6086, UNI 6088, UNI 6089, UNI 6090, UNI 6091, UNI 6092, UNI 6093, UNI 6094, UNI 6095, UNI 6096 and UNI 6097 (07/2003)
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Superseded
    Superseded By
    Supersedes

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

    EN ISO 4287:1998/A1:2009 GEOMETRICAL PRODUCT SPECIFICATIONS (GPS) - SURFACE TEXTURE: PROFILE METHOD - TERMS, DEFINITIONS AND SURFACE TEXTURE PARAMETERS
    EN ISO 9692-1:2013 Welding and allied processes - Types of joint preparation - Part 1: Manual metal arc welding, gas-shielded metal arc welding, gas welding, TIG welding and beam welding of steels (ISO 9692-1:2013)
    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 ISO 5817:2014 Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections (ISO 5817:2014)
    CEN/TS 1591-3:2007 Flanges and their joints - Design rules for gasketed circular flange connections - Part 3: Calculation method for metal to metal contact type flanged joint
    EN 1515-1:1999 Flanges and their joints - Bolting - Part 1: Selection of bolting
    ISO 4287:1997 Geometrical Product Specifications (GPS) — Surface texture: Profile method — Terms, definitions and surface texture parameters
    EN ISO 3834-2:2005 Quality requirements for fusion welding of metallic materials - Part 2: Comprehensive quality requirements (ISO 3834-2:2005)
    EN 1591-1:2013 Flanges and their joints - Design rules for gasketed circular flange connections - Part 1: Calculation
    EN 1708-1:2010 Welding - Basic welded joint details in steel - Part 1: Pressurized components
    EN 10028-1:2017 Flat products made of steels for pressure purposes - Part 1: General requirements
    ISO 15614-13:2012 Specification and qualification of welding procedures for metallic materials Welding procedure test Part 13: Upset (resistance butt) and flash welding
    ISO 11666:2010 Non-destructive testing of welds Ultrasonic testing Acceptance levels
    EN ISO 9692-2:1998/AC:1999 WELDING AND ALLIED PROCESSES - JOINT PREPARATION - PART 2: SUBMERGED ARC WELDING OF STEELS
    EN 10216-5:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 5: Stainless steel tubes
    ISO 23277:2015 Non-destructive testing of welds Penetrant testing Acceptance levels
    EN 10028-3:2017 Flat products made of steels for pressure purposes - Part 3: Weldable fine grain steels, normalized
    ISO 9712:2012 Non-destructive testing Qualification and certification of NDT personnel
    EN 10273:2016 Hot rolled weldable steel bars for pressure purposes with specified elevated temperature properties
    EN 1514-7:2004 Flanges and their joints - Gaskets for PN-designated flanges - Part 7: Covered metal jacketed gaskets for use with steel flanges
    ISO/TR 15608:2017 Welding Guidelines for a metallic materials grouping system
    EN 1514-8:2004 Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 8: Polymeric O-Ring gaskets for grooved flanges
    EN 10213-2 : 1995 TECHNICAL DELIVERY CONDITIONS FOR STEEL CASTINGS FOR PRESSURE PURPOSES - PART 2: STEEL GRADES FOR USE AT ROOM TEMPERATURE AND ELEVATED TEMPERATURES
    EN 1092-3:2003/AC:2007 FLANGES AND THEIR JOINTS - CIRCULAR FLANGES FOR PIPES, VALVES, FITTINGS AND ACCESSORIES, PN DESIGNATED - PART 3: COPPER ALLOY FLANGES
    DIN 17102:1983-10 WELDABLE NORMALIZED FINE GRAIN STRUCTURAL STEELS - TECHNICAL DELIVERY CONDITIONS FOR PLATE, STRIP, WIDE FLATS, SECTIONS AND BARS
    EN ISO 23278 : 2015 NON-DESTRUCTIVE TESTING OF WELDS - MAGNETIC PARTICLE TESTING - ACCEPTANCE LEVELS (ISO 23278:2015)
    EN ISO 23277:2015 Non-destructive testing of welds - Penetrant testing - Acceptance levels (ISO 23277:2015)
    EN 10216-2:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 2: Non-alloy and alloy steel tubes with specified elevated temperature properties
    EN 764-5:2014 Pressure equipment - Part 5: Inspection documentation of metallic materials and compliance with the material specification
    ISO 6708:1995 Pipework components Definition and selection of DN (nominal size)
    ISO 887:2000 Plain washers for metric bolts, screws and nuts for general purposes General plan
    EN 1514-6:2003 Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 6: Covered serrated metal gaskets for use with steel flanges
    ISO 23278:2015 Non-destructive testing of welds Magnetic particle testing Acceptance levels
    EN 4014:2004 Aerospace series - Inserts, thickwall, self-locking - Design standard
    EN 10028-2:2017 Flat products made of steels for pressure purposes - Part 2: Non-alloy and alloy steels with specified elevated temperature properties
    DIN 1681:1985-06 CAST STEELS FOR GENERAL PURPOSES - TECHNICAL DELIVERY CONDITIONS
    EN ISO 9712:2012 Non-destructive testing - Qualification and certification of NDT personnel (ISO 9712:2012)
    ISO 17640:2017 Non-destructive testing of welds Ultrasonic testing Techniques, testing levels, and assessment
    EN 10028-7:2016 Flat products made of steels for pressure purposes - Part 7: Stainless steels
    EN ISO 1127:1996 Stainless steel tubes - Dimensions, tolerances and conventional masses per unit length (ISO 1127:1992)
    ISO 5817:2014 Welding — Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) — Quality levels for imperfections
    EN ISO 6708:1995 Pipework components - Definition and selection of DN (nominal size) (ISO 6708:1995)
    ISO 9692-1:2013 Welding and allied processes — Types of joint preparation — Part 1: Manual metal arc welding, gas-shielded metal arc welding, gas welding, TIG welding and beam welding of steels
    EN 1515-2:2001 Flanges and their joints - Bolting - Part 2: Classification of bolt materials for steel flanges, PN designated
    EN 10217-7:2014 Welded steel tubes for pressure purposes - Technical delivery conditions - Part 7: Stainless steel tubes
    ISO 15614-1:2017 Specification and qualification of welding procedures for metallic materials — Welding procedure test — Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys
    EN 1514-2:2014 Flanges and their joints - Gaskets for PN-designated flanges - Part 2: Spiral wound gaskets for use with steel flanges
    AD MERKBLATT W10 ENGLISH : 2000 MATERIALS - MATERIALS FOR LOW TEMPERATURES - FERROUS MATERIALS
    EN 10272:2016 Stainless steel bars for pressure purposes
    EN ISO 17637:2016 Non-destructive testing of welds - Visual testing of fusion-welded joints (ISO 17637:2016)
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    EN ISO 887:2000/AC:2006 PLAIN WASHERS FOR METRIC BOLTS, SCREWS AND NUTS FOR GENERAL PURPOSES - GENERAL PLAN (ISO 887:2000)
    EN 10222-3:2017 Steel forgings for pressure purposes - Part 3: Nickel steels with specified low temperature properties
    ISO 3834-2:2005 Quality requirements for fusion welding of metallic materials Part 2: Comprehensive quality requirements
    EN 10222-5:2017 Steel forgings for pressure purposes - Part 5: Martensitic, austenitic and austenitic-ferritic stainless steels
    EN 10021:2006 General technical delivery conditions for steel products
    ISO 4200:1991 Plain end steel tubes, welded and seamless — General tables of dimensions and masses per unit length
    EN 10217-2:2002/A1:2005 WELDED STEEL TUBES FOR PRESSURE PURPOSES - TECHNICAL DELIVERY CONDITIONS - PART 2: ELECTRIC WELDED NON-ALLOY AND ALLOY STEEL TUBES WITH SPECIFIED ELEVATED TEMPERATURE PROPERTIES
    EN 10222-4:2017 Steel forgings for pressure purposes - Part 4: Weldable fine grain steels with high proof strength
    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 10222-2:2017 Steel forgings for pressure purposes - Part 2: Ferritic and martensitic steels with specified elevated temperatures properties
    EN 1333:2006 Flanges and their joints - Pipework components - Definition and selection of PN
    EN 10204:2004 Metallic products - Types of inspection documents
    EN 10213-3 : 1995 TECHNICAL DELIVERY CONDITIONS FOR STEEL CASTINGS FOR PRESSURE PURPOSES - PART 3: STEEL GRADES FOR USE AT LOW TEMPERATURES
    CEN ISO/TR 15608:2017 Welding - Guidelines for a metallic materials grouping system (ISO/TR 15608:2017)
    EN 1591-2:2008 Flanges and their joints - Design rules for gasketed circular flange connections - Part 2: Gasket parameters
    ISO 17637:2016 Non-destructive testing of welds Visual testing of fusion-welded joints
    EN 10226-3:2005 Pipes threads where pressure tight joint are made on the threads - Part 3: Verification by means of limit gauges
    EN 10217-3:2002/A1:2005 WELDED STEEL TUBES FOR PRESSURE PURPOSES - TECHNICAL DELIVERY CONDITIONS - PART 3: ALLOY FINE GRAIN STEEL TUBES
    EN ISO 15614-13:2012 Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 13: Upset (resistance butt) and flash welding (ISO 15614-13:2012)
    EN 1514-3:1997 Flanges and their joints - Dimensions of gaskets for PN-designated flanges - Part 3: Non-metallic PTFE envelope gaskets
    EN 12517-1:2006 Non-destructive testing of welds - Part 1: Evaluation of welded joints in steel, nickel, titanium and their alloys by radiography - Acceptance levels
    EN 10216-1:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties
    ISO 9692-2:1998 Welding and allied processes — Joint preparation — Part 2: Submerged arc welding of steels
    ISO 7005-1:2011 Pipe flanges — Part 1: Steel flanges for industrial and general service piping systems
    EN 10216-4:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 4: Non-alloy and alloy steel tubes with specified low temperature properties
    ISO 15607:2003 Specification and qualification of welding procedures for metallic materials General rules
    EN 10213-4 : 1995 TECHNICAL DELIVERY CONDITIONS FOR STEEL CASTINGS FOR PRESSURE PURPOSES - PART 4: AUSTENITIC AND AUSTENITIC-FERRITIC STEEL GRADES
    EN 571-1:1997 Non destructive testing - Penetrant testing - Part 1: General principles
    EN ISO 17638:2016 Non-destructive testing of welds - Magnetic particle testing (ISO 17638:2016)
    EN 1418:1997 Welding personnel - Approval testing of welding operators for fusion welding and resistance weld setters for fully mechanized and automatic welding of metallic materials
    EN 10220:2002 Seamless and welded steel tubes - Dimensions and masses per unit length
    EN 10160:1999 Ultrasonic testing of steel flat product of thickness equal or greater than 6 mm (reflection method)
    EN 10028-4:2017 Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties
    EN 1092-2:1997 Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges
    EN 764-3:2002 Pressure equipment - Part 3: Definition of parties involved
    ISO 17638:2016 Non-destructive testing of welds Magnetic particle testing
    AD MERKBLATT W1 ENGLISH : 1998 MATERIALS - FLAT PRODUCTS OF UNALLOYED AND ALLOY STEELS
    EN 1435:1997/A2:2003 NON-DESTRUCTIVE TESTING OF WELDS - RADIOGRAPHIC TESTING OF WELDED JOINTS
    EN ISO 15607:2003 Specification and qualification of welding procedures for metallic materials - General rules (ISO 15607:2003)
    EN 10216-3:2013 Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 3: Alloy fine grain steel tubes
    ISO 1127:1992 Stainless steel tubes Dimensions, tolerances and conventional masses per unit length
    EN 287-1:2011 Qualification test of welders - Fusion welding - Part 1: Steels
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