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1、 Correction in table 6, last line, third column:? Please change 0,7 to 0,7 d ICS 17.040.10; 77.140.85 Gesenkschmiedeteile aus Stahl Matoleranzen Teil 1: Warm hergestellt in Hmmern und Senkrecht-Pressen European Standard EN 10243-1 : 1999 has the status of a DIN Standard. A comma is used as the decim
2、al marker. National foreword This standard has been prepared by ECISS/TC 28. The responsible German body involved in its preparation was the Normenausschuss Eisen und Stahl (Steel and Iron Standards Committee). Amendments DIN 7526, January 1969 edition, has been superseded by the specifications of E
3、N 10243-1 and EN 10243-2. Previous edition DIN 7526: 1969-01. Ref. No. DIN EN 10243-1 : 2000-06 English price group 14Sales No. 1114 10.00 DEUTSCHE NORMJune 2000 EN 10243-1 Continued overleaf. EN comprises 39 pages. No part of this standard may be reproduced without the prior permission of DIN Deuts
4、ches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany, has the exclusive right of sale for German Standards (DIN-Normen). Steel die forgings Tolerances on dimensions Part 1: Drop and vertical press forgings English version of DIN EN 10243-1 This standard, together with DIN
5、EN 10243-2, June 2000 edition, supersedes DIN 7526, January 1969 edition. English version ICS 77.140.85 Descriptors: Steel die forgings Tolerances on dimensions Part 1: Drop and vertical press forgings 1999.CEN All rights of exploitation in any form and by any means reserved worldwide for CEN nation
6、al members. Ref. No. EN 10243-1 : 1999 E Gesenkschmiedeteile aus Stahl Matoleranzen Teil 1: Warm hergestellt in Hmmern und Senkrecht-Pressen This European Standard was approved by CEN on 1999-08-22. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditi
7、ons for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national stand- ards may be obtained on application to the Central Secretariat or to any CEN member. The European Standards exist in three o
8、fficial versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austri
9、a, Belgium, the Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, and the United Kingdom. EN 10243-1 September 1999 Central Secretariat: rue de Stassart 36, B-1050 Brussels European Committee
10、 for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Pices forges par estampage en acier Tolrances dimensionnelles Partie 1: Pices excutes chaud sur marteaux-pilons ou presses verticales Page 2 EN 10243-1 : 1999 2 3 4 4 4 5 5 5 6 8 8 8 10 19 20 20 23 23 23 23 23 24 24 2
11、4 24 30 Page 3 EN 10243-1 : 1999 Page 4 EN 10243-1 : 1999 Page 5 EN 10243-1 : 1999 Page 6 EN 10243-1 : 1999 Page 7 EN 10243-1 : 1999 Page 8 EN 10243-1 : 1999 Page 9 EN 10243-1 : 1999 Page 10 EN 10243-1 : 1999 Page 11 EN 10243-1 : 1999 Page 12 EN 10243-1 : 1999 Page 13 EN 10243-1 : 1999 Page 14 EN 10
12、243-1 : 1999 Page 15 EN 10243-1 : 1999 Page 16 EN 10243-1 : 1999 Page 17 EN 10243-1 : 1999 Page 18 EN 10243-1 : 1999 MismatchReference axis Eccentricity Total tolerance Page 19 EN 10243-1 : 1999 Page 20 EN 10243-1 : 1999 Page 21 EN 10243-1 : 1999 Page 22 EN 10243-1 : 1999 Mismatch Residual flash (+)
13、 Trimmed flat () Asymmetric Straight or symmetric Trim line Above-to (incl) Category of steel used Shape complexity factor Nominal dimensions Tolerances1) Mass (kg) Figure 20: Use of tables Page 23 EN 10243-1 : 1999 Page 24 EN 10243-1 : 1999 Page 25 EN 10243-1 : 1999 Page 26 EN 10243-1 : 1999 Page 2
14、7 EN 10243-1 : 1999 Page 28 EN 10243-1 : 1999 Page 29 EN 10243-1 : 1999 Page 30 EN 10243-1 : 1999 Page 31 EN 10243-1 : 1999 Page 32 EN 10243-1 : 1999 Page 33 EN 10243-1 : 1999 Page 34 EN 10243-1 : 1999 Page 35 EN 10243-1 : 1999 Page 36 EN 10243-1 : 1999 Page 37 EN 10243-1 : 1999 Page 38 EN 10243-1 : 1999 Section Page 39 EN 10243-1 : 1999