ENISO8493新版标准规范

EUROPEAN STANDARDEN ISO 8493NORME EUROPEENNEEUROPAISCHE NORMJuly 2004盈1CS77.040.10Supersedes EN 10234:1993English versionMetallic materials-Tube-Drift-expanding test(ISO 8493:1998)Materiaux metalliques-Tubes-Essai d'evasement(ISOMetallische Werkstoffe-Rohr-Aufweitversuch (ISO8493:1998)8493:1998)This European Standard was approved by CEN on 1 July 2004CEN members are bound to comply with the CEN/CENELEC Intemal Regulations which stipulate the conditions for giving this European.m0400Standard the status of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions(English,French,German).A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria,Belgium,Cyprus,Czech Republic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Slovakia,Slovenia,Spain,Sweden,Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITE EUROPEEN DE NORMALISATIONEUROPAISCHES KOMITEE FUR NORMUNGManagement Centre:rue de Stassart,36 B-1050 Brussels@2004CENAll rights of exploitation in amy form and by any means reservedRef.No.EN ISO 8493:2004:Eworldwide for CEN national Members.