SIST EN 10031:2003
(Main)Semi-finished products for forging - Tolerances on dimensions shape and mass
Semi-finished products for forging - Tolerances on dimensions shape and mass
This European Standard specifies the tolerances on dimensions, shape and mass for semi-finished products intended to undergo hot forming by forging, i.e. blooms, slabs and billets made of:
- general purpose steels, in accordance with EN 10250-1 to 4;
- steels for pressure purposes, in accordance with EN 10222-1 to 5.
It does not cover semi-finished products intended for drop forging which are covered by EN 10243-1.
Halbzeug zum Schmieden - Grenzabmaße, Formtoleranzen und Grenzabweichungen der Masse
Anwendungsbereich
Diese Europäische Norm legt die Grenzabmaße, Formtoleranzen und Grenzabweichungen der Masse für Halbzeug fest, das zur Warmumformung durch Schmieden bestimmt ist, d.h. von Vorblöcken und Vorbrammen sowie von quadratischem oder rechteckigem Halbzeug aus
3 Stählen für allgemeine Verwendung nach EN 10250-1 bis EN 10250-4;
3 Stählen für Druckbehälter nach EN 10222-1 bis EN 10222-5.
Sie gilt nicht für Halbzeug zum Gesenkschmieden, das in EN 10243-1 genormt ist.
Demi-produits pour forgeage - Tolérances sur des dimensions, la forme et la masse
Cette Norme européenne spécifie les tolérances sur les dimensions, forme et masse pour les demi-produits destinés a subir une déformation a chaud par forgeage, c'est-a-dire blooms, brames et billettes réalisés :
3 en aciers pour usage général, selon l'EN 10250-1 a 4 ;
3 en aciers pour appareils a pression, selon l'EN 10222-1 a 5.
Elle ne couvre pas les demi-produits destinés a l'estampage qui sont couverts par l'EN 10243-1.
Polizdelki za kovanje – Odstopki mer in mase ter tolerance oblik
General Information
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Polizdelki za kovanje – Odstopki mer in mase ter tolerance oblikHalbzeug zum Schmieden - Grenzabmaße, Formtoleranzen und Grenzabweichungen der MasseDemi-produits pour forgeage - Tolérances sur des dimensions, la forme et la masseSemi-finished products for forging - Tolerances on dimensions shape and mass77.140.85Železni in jekleni kovani izdelkiIron and steel forgingsICS:Ta slovenski standard je istoveten z:EN 10031:2003SIST EN 10031:2003en01-november-2003SIST EN 10031:2003SLOVENSKI
STANDARD
SIST EN 10031:2003
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 10031March 2003ICS 77.140.85English versionSemi-finished products for forging - Tolerances on dimensionsshape and massDemi-produits pour forgeage - Tolérances sur desdimensions, la forme et la masseHalbzeug zum Schmieden - Grenzabmaße,Formtoleranzen und Grenzabweichungen der MasseThis European Standard was approved by CEN on 28 November 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,Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and UnitedKingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2003 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 10031:2003 ESIST EN 10031:2003
EN 10031:2003 (E)2ContentspageForeword.31Scope.42Normative references.43Terms and definitions.44Appearance and soundness.44.1General.44.2Removal of surface defects.45Tolerances on dimensions.55.1Tolerances on sides of the cross-section.55.1.1Rectangular semi-finished products.55.1.2Square or circular semi-finished products.55.2Diagonal tolerances.55.3Length tolerances.55.3.1Delivery in standard lengths.55.3.2Delivery in fixed lengths.56Shape tolerances.66.1Straightness.66.2Twist.67Tolerances on mass.67.1Tolerances on mass per unit length.67.1.1Case of billets.67.1.2Case of blooms and slabs.67.2Tolerance on batch quantities.6Bibliography.8SIST EN 10031:2003
EN 10031:2003 (E)3ForewordThis document (EN 10031:2003) has been prepared by Technical Committee ECISS/TC 28 "Steel forgings", thesecretariat of which is held by BSI.This European Standard shall be given the status of a national standard, either by publication of an identical text orby endorsement, at the latest by September 2003, and conflicting national standards shall be withdrawn at thelatest by September 2003.It is based on and replaces EURONORM 31:1969.According to the CEN/CENELEC Internal Regulations, the national standards organizations of the followingcountries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal,Slovakia, Spain, Sweden, Switzerland and the United Kingdom.SIST EN 10031:2003
EN 10031:2003 (E)41 ScopeThis European Standard specifies the tolerances on dimensions, shape and mass for semi-finished productsintended to undergo hot forming by forging, i.e. blooms, slabs and billets made of:¾ general purpose steels, in accordance with EN 1025
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.