BSI BritishStandards
Ductileironpipes fittings accessoriesandtheirjoints for water pipelines- Requirementsand test methods
National foreword
This British Standard is the UK implementation of EN 545:2010.It supersedes BS EN 545:2006 which is withdrawn.
The UK participation inits preparation was entrusted toTechnicalCommittee PSE/10 Iron pipes and fittings.
obtained on request to its secretary. A list of organizationsrepresented on this mittee can be
This publication does not purport to include allthe necessaryprovisions of a contract. Users are responsible for its correctapplication.
BSI 2010
ISBN 978 0 580 69790 6
ICS 23.040.10; 23.040.40
Compliance with a British Standard cannot confer immunity fromlegal obligations.
This British Standard was published under the authority of the ose s
Date Text affected
Amendments ssued since publication
Supersedes EN 545:2006
English Version
Ductileironpipes fittings accessories and theirjointsforwaterpipelines-Requirements and test methods
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Rohre Fomstocke Zubehorteile aus duktilem Gussisenund ihre Verbindungen fur Wasserieitungen - Anforderungen und Profverfahren
Thlis European Standard was approved by CEN on 12 August 2010.
CENmembersare bound toply withtheCEN/CENELECIntemalRegulatlons whichstipulatetheconditlonsforgvingthisEuropean StandardthsttusfnationalstandardwithoutanyaterionUpdatelistandbibligrphcaferenceconceingsuhational
This European Standardexists n three official verslons (EnglishFrenchGeman)Aversninanyotherlanguagemadebytranslationundertheresponsibity ofaCENmemberinto tsownlanguage andnotifled to th CENManagementCentre hasth same status as the offclal versions.
CENmmbersarethatlnal standardsbdiesfAustriaelgumBulgaiaCroaiaCyprusCzechRpulicDenmarkEstoiaFilad Portugal Romania Slovakia Slovenia Spaln Sweden Swizerland and United Kingdom.
Management Centre: Avenue Marnix 17 B-1000 Brussels
Contents
Foreword.. Scope... ..62 1 Normative references... .73 Terms and definitions ..74 Technicalrequirements4.1 4.2 Pressure clas... Genera.. 13 124.3 4.4 Dimensional requirements.. Material characteristics.4.5 Coatings and linings for pipes. Coatings forfittings and accessories.. 184.6 4.7 Marking of pipes fittings and accessories. 22 214.8 Performance requirements for joints and pipe saddles Leak tightness.... .235 5.1 Genera... 23 235.2 5.3 Flexible joints. Restrained flexible Jolnts 235.4 5.5 Flanged joints as cast screwed welded and adjustable. Pipe saddles... 25 256 Test methods... 266.1 6.2 Straightness of pipes. Pipe dimensions 27 276.3 Tensile testing. 28 286.4 6.5 Brinell hardness. Worksleak tightness test for pipes andfittings. 30 306.6 6.7 Thickness of paint coatings 308'9 Thickness of cement mortar lining... 317 7.1 Compressive strengthof thecementmortar lining Performance test methods 327.2 Leak tightness of flexible joints. Leak tightness and mechanical resistance of flangedjoints. 32 327.3 7.4 Leak tightness and mechanical resistance of pipe saddles. 35 908 Socket and spigot pipes ... Tables of dimensions. 378.1 8.2 Flanged pipe. 37 408.3 8.4 Fittings for socketedjoints. Fittingsfor flanged joints. 569 Evaluation of conformity. 739.1 9.2 Gener Initialperformance testing... 739.3 Factoryproductloncontrol(FPC) .73Annex A (normative) Allowable pressures. A.1 Gener..... 80A.3 A.2 Socket and spigot pipes(see 8.1). Fittings for socketed joints (see 8.3) 80A.4 Flanged pipes (see 8.2) and fittings for flanged joints (see 8.4). .81 .80A.5 Accessories. .81
..8.2Annex C（informative) Diametral stiffness of pipes.... ...83Annex D(informative) Specific coatings field of use characteristics of soilsD.1 D.2 Alternativecoatings..... Field of use in relation to the characteristics of soils ...87 ..86Annex E (informative) Field of use water characteristics. .89Annex F(informative) Calculation method of buried pipelines helghts of cover.F.2 F.1 Calculation m.t.od... Heights of cover.. ..92Blbllography.... ...93
Tables
Table 1-Limit deviations on thickness of fittings .14Table 2-Limit deviation on internal diameter.. .15Table3-MaximumDNforlimit deviations oninternal diameterforpressure classes. ..15Table 4 Standardized lengths of socket and splgot plpes ....Table 5- Standardized lengths of flange pipes... .16Table 6.Permissible deviation onlengths of fitings.... ...16Table 7-Limit deviations on length.Table8Tensile properties..... .18Table 9-Thickness of cement mortar lining.... .21Table 10-DN groupings for performance tests. .24Table 11-Performance testsforjoints. Table 12Bending moments for flange joint performance tests. ...26Table 13-Performance testsforpipe saddles ..7Table 14-Dimenslons of test bar.. .9Table 15-Works test pressure for pipes not centrifugally cast fittings and accessories..Table 16-Dimensions of pipes of preferred pressure classes. ..Table 17 Dimenslons of pipes .... .39Table 18-Dimensions of flanged sockets ..41Table 19-Dimensions of flanged spigots and collars..Table20.Dimensionsof double socket9. and 45bend.s...Table 21-Dimensions of double socket 22 5°and 11 25°bends .47Table 23Dimensions of double socket tees with flanged branch DN 40 to 250. Table 22-Dimensions of all socket tees.. .49 .51Table 24-Dimenslons of double socket tees with flanged branch DN 300 to DN700. .5.2Table 25-Dimensions of double socket tees with flanged branch DN 800 to DN 2 000 ..53Table 26Dimensions of double socket tapers... .55Table 27Dimensions of double flanged 90°and 90° duckfoot bends. .57
