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1、EUROPEANSTANDARDEN12510NORMEEUROPÉENNEEUROPÄISCHENORMDecember2001ICS29.240.20;79.080IncorporatingcorrigendumJuly2002EnglishversionWoodpolesforoverheadlines-StrengthgradingcriteriaPoteauxenboispourlignesaériennes-CritèresdeHolzmastefürFreileitungen-Krite
2、rienzurclassementdelarésistanceFestigkeitssortierungThisEuropeanStandardwasapprovedbyCENon18October2001.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwi
3、thoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlangu
4、agemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece,Ic
5、eland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2001CENAllri
6、ghtsofexploitationinanyformandbyanymeansreservedRef.No.EN12510:2001EworldwideforCENnationalMembers.EN12510:2001(E)ContentspageForeword.......................................................................................................................
7、...............................................3Introduction.................................................................................................................................................................41Scope.........................
8、.............................................................................................................................................52Normativereferences...................................................................
