EN 10305-3:2002

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Präzisionsstahlrohre - Technische Lieferbedingungen - Teil 3: Geschweißte maßgewalzte RohreTubes de précision en acier - Conditions techniques de livraison - Partie 3: Tubes soudés calibrésSteel tubes for precision applications - Technical delivery conditions - Part 3: Welded cold sized tubes77.140.75Jeklene cevi in cevni profili za posebne nameneSteel pipes and tubes for specific useICS:Ta slovenski standard je istoveten z:EN 10305-3:2002SIST EN 10305-3:2003en01-april-2003SIST EN 10305-3:2003SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 10305-3November 2002ICS 77.140.75English versionSteel tubes for precision applications - Technical deliveryconditions - Part 3: Welded cold sized tubesTubes de précision en acier - Conditions techniques delivraison - Partie 3: Tubes soudés calibrésPräzisionsstahlrohre - Technische Lieferbedingungen - Teil3: Geschweißte maßgewalzte RohreThis European Standard was approved by CEN on 2 October 2002.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard 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 Management Centre 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 Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2002 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 10305-3:2002 ESIST EN 10305-3:2003

List of corresponding former symbols for delivery conditions and national steeldesignations.21Bibliography.22SIST EN 10305-3:2003

1)In preparation, until this document is published as a European Standard a corresponding national standard should beagreed at the time of enquiry and order.SIST EN 10305-3:2003

only (see 10.1);22) more restrictive requirement on flattening test (see 11.2);23) alternative marking (see clause 12);24) delivery without corrosion protection (see clause 13);25) specified corrosion protection (see clause 13);26) specified method of packaging (see clause 13).6.3 Example of an order12 000 m tube with an outside diameter of 40 mm and a wall thickness of 1,5 mm in accordance with this Part ofEN 10305, made of steel grade E235 in the normalized condition, pickled, to be delivered in standard lengths of6 m with an 3.1.B inspection certificate in accordance with EN 10204.12 000 m tubes – 40 x 1,5 - EN 10305-3 - E235 +N, S2 - 6 m standard length - Option 187 Manufacturing process7.1 Steelmaking processThe steelmaking process is at the discretion of the manufacturer.Steels shall be fully killed.7.2 Tube manufacture and delivery conditions7.2.1 The tubes shall be manufactured from steel strip by electric welding. The tubes shall not include weldsused for joining lengths of flat rolled strip prior to forming the tube, except for coiled tubes which may be supplied inthe delivery conditions +A and +N (for testing see 8.4.2).Possible surface conditions are:— S1 (black);— S2 (pickled);— S3 (cold rolled);— S4 (coated to an agreed condition).NOTEThe surface conditions S1 and S3 apply for the strip. The surface condition S2 and S4 may apply for the strip or thetube; the purchaser should, where necessary, indicate the required condition at the time of enquiry and order.7.2.2 Tubes made of the steel grades E155, E195, E235, E275 and E355 shall be supplied in the deliverycondition +CR1 or +A or +N (see Table 1). Tubes made of the grades E190, E220, E260, E320, E370 and E420shall be supplied in the delivery condition +CR2.SIST EN 10305-3:2003
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