EN10246-7新版标准规范

EUROPEAN STANDARDEN10246-7NORME EUROPEENNEEUROPAISCHE NORMMarch 1996ICS23.040.10Descriptors:Metal tubes,steel tubes,welded tubes,seamless tubes,non-destructive tubes,ultrasonic tests,inspection,leak-tightnessEnglish versionNon-destructive testing of steel tubes-Part 7:Automaticfull peripheral ultrasonic testing of seamless and welded(except submerged arc welded)steel tubes for the detectionof longitudinal imperfectionsEssais non destructifs des tubes en acier-Zerstorungsfreie Prufung von Stahlrohren-Partie 7:Controle automatique par ultrasonsTeil 7:Automatische Ultraschallprufungsur toute la circonference pour la detection desnahtloser und geschweiBter (ausgenommenimperfections longitudinales des tubes en acierunterpulvergeschweiBter)Stahlrohre uber densans soudure et soudes (sauf a l'arc immergegesamten Rohrumfang zum Nachweis vonsous flux en poudre)LangsfehlernThis European Standard was approved by CEN on 1995-12-28.CEN membersare bound to comply with the CEN/CENELEC Internal Regulations whichstipulate the conditions for giving this European Standard the status of anational 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 anyCEN member.This European Standard exists in three official versions (English,French,German).A version in any other language made by translation under theresponsibility of a CEN member into its own language and notified to theCentral Secretariat has the same status as the official versions.CEN members are the national standards bodies of Austria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,Switzerland andUnited Kingdom.CENEuropean Committee for StandardizationComite Europeen de NormalisationEuropaisches Komitee fur NormungCentral Secretariat:rue de Stassart 36,B-1050 Brussels1996 Copyright reserved to CEN membersRef.No.EN10246-7:1996E