1、BRITISH STANDARD * Hot rolled taper flange I sections - Tolerances on shape and dimensions The European Standard EN 10024 : 1995 has the status of a British Standard BS EN 10024: 1995 CEN *EN*L0024 75 3404587 OLL70LO LOb BS EN 10024 : 1995 Committees responsible for this British Standard The prepara
2、tion of this British Standard was entrusted to %chnical Committee ISE/13, Structural steel sections, upon which the following bodies were represented: British Constructional Steelwork Association Ltd. British Iron and Steel Producerc Association Health and Safety Executive This British Standard, hav
3、ing been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes into effect on 15 September 1995 O BSI 1995 The following BSI references relate to the work on this standard: Committee reference ISE113 Draft for comment 9214402
4、6 Dc ISBN O 580 24601 9 Amendments issued since publication Amd. No. I I Date CEN tENx10024 95 m 3404589 01170L1 O42 m BS EN 10024 : 1995 Contents p%e Committees responsible Inside front cover National foreword ii Foreword 2 Text of EN 1024 3 I BS EN 10024 : 1995 National foreword This British Stand
5、ard has been prepared by %chnical Committee ISE13 and is the English language version of EN 10024 : 1995, Hot rolled tuwmnge I sections - Ibhnces on shape and di-, published by the European Committee for Standardization (CEN). EN 10024 does not supersede any existing national standard. Cross-referen
6、ce Publication referred to EN 10079 : 1992 Corresponding British Standard BS EN 10079 : 1993 Definition of steel products Compliance with a British Standard does not of itself confer immunity from legal obiigations. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 10024 March 1995 ICs 77.140.70
7、Descriptors: iron and steel products, hot rolled products, I beams, designation, definitions, dimensions, dimensional tolerances, form tolerances English version Hot rolled taper flange I sections - Tblerances on shape and dimensions Poutrelles en I ailes inclines lamines chaud - Tolrances de forme
8、et de dimensions Formtoleranzen Wamgewalze I-Profile mit geneigten inneren Flanschflachen; Grenzabma3e und ThisEuropean Standard was approved by CEN on 1995-02-06. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standa
9、rd the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Centrai Secretariat or to any CEN member. This European Standard exists sin three official versions (English, French,
10、German). A version in any other language made by translation under the responsiblity 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 standanis bodies of Austria, Bebum, Denmark, Finland, France,
11、Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: me de Stassart 36, B-1050 Bmssels O 1995 A
12、li rights of reproduction and communication in any form and by any means reserved in aii countries to CEN and its members Ref. No. EN 10024 : 1995 E CEN *EN+L0024 95 m 3404589 OlL7OL4 851 m Page 2 EN 10024 : 1996 Foreword This European Standard has been prepared by ECISS/TC 11, Structural steel sect
13、ions, the secretariat of which is held by BSI. The discussion within ECISS/TC 11 were based on proposals by ECISS/TC 11/WG 3 and prEN 10034. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by Septemb
14、er 1995, and conflicting national standards shall be withdrawn at the latest by September 1995. According to the CENICENELEC Internal Regulations, the foliowing countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Ita
15、ly, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, United Kingdom. Contents Foreword 1 scope 2 Normative references 3 Definitions 4 5 Iblerance on mass 6 Iblerance on length Tblerances on dimensions and shape FWe 3 4 4 4 5 5 6 Page 3 EN 10024: 1995 1 Scope This European Stand
16、ard specifies requirements for tolerances on dimensions, shape and mass of hot-rolled taper flange I sections. These requirements do not apply to taper flange I sections produced from stainless steel. 2 Normative references This European Standard incorporates by dated or undated reference provisions
17、 from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by ame
18、ndment or revision. For undated references the latest edition of the publication referred to applies. EN 10079 Definition of steel pmducts 3 Definitions For the purpose of this European Standard the definitions given in EN 10079 apply. 4 Tolerances on dimensions and shape 4.1 height (h) The deviatio
19、n from nominal on height (h) shall be within the tolerance given in table 1. 4.2 flange width (b) The deviation from nominal on flange width (b) shall be within the tolerance given in table 1. 4.3 web thickness (s) The deviation from nominal on web thickness, when measured at the mid-width position
20、of the web, shali be within the tolerance given in table 1. 4.4 fiange thickness (t) The deviation from nominal on flange thickness, when measured at a distance of b/4 from the mid-width position of the flange, shaii be within the tolerance given in table 1. 4.5 out of square (k + k) The out of squa
21、reness of the section shall not exceed the maximum given in table 1. 4.6 web off centre (e) The mid-thickness of the web shall not deviate from the mid-width position on the flange by more than the distance (e) given in table 1. 4.7 straightness (qm or qgg) The straightness shall comply with the req
22、uirements given in table 1. 5 tolerance on mass The mass of a batch or piece shall be within i 4.0 % of the calculated mass (see table 1). The mass deviation is the difference between the actual mass of the batch or piece and the calculated (theoretical) mass. The calculated mass shall be determined
23、 using a density of 7.85 kg/dm3. 6 tolerance on length The sections shail be cut to ordered lengths to tolerances of either a) f 50 mm or, by agreement, b) 0 Oo mm. (See table i.) page 4 EN 10024 : 1996 c, I 200 200 h I 400 400h b I 75 75 b I 100 100 i b 5 125 i 2,o i 3,0 +_ 4,O * 1,5 * 2,o * 2,5 De
24、signation Web thickness C Property Height R Flange thickness 125 b s7 i 3,O r 0.5 - l,o t e out of squareness k + k i Web off centre + 1.0 - 2,0 + 1,s - 0.5 - 1.0 + 2,5 - 1,5 + 2,s - 2,0 10 s 117 7t110 + 2,o 10 I I20 20 1. b I100 2,o 100 b 2%0fb b 5 100 2,o 100 i b 330 j- +o-)-p I qxx 1 iD +4% k 50
25、(standard) Mass Length L Batch or piece + loo O (by agreement) - + 0,7 I - 1,5 qxx 4YY 360 h 0,1% of L CEN *EN*10024 95 W 3404589 0117017 560 BS EN 10024 : 1995 List of references See national foreword. BS EN 10024 : 1995 BSI 389 Chiswick High Road London W4 4AL 9509-5-0.35k-FP BSI - British Standar
26、ds Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Contract requirements A British St.andard does not purport to include all the necessary
27、 provisions of a contract. Users of British Standards are responsible for their correct application. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions. Any person who finds an inaccuracy o
28、r ambiguity while using this British Standard should bring it to the attention of the Quality Manager, BSI without delay so that the matter may be investigated swiftly. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editi
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32、of these and other benefits contact Customer Services, Membership at Chiswick: Bl: 0181 996 7002; Fax: 0181 996 7001. Copyright Copyright subsists in all BSI publications and no part may be reproduced in any form without the prior permission in writing of BSI. This does not preclude the free use, in
33、 the course of implementing the standard of necessary details such as symbols and size, type or grade designations including use by incorporation into computer programs, but where these details are reproduced including without iimitation in printed form, in computer programs or in any other form wha
34、tsoever, the permission in writing of BSI must be obtained and if granted will be on terms including royalty, before the product is sold, licensed or otherwise exploited for commercial gain. Enquiries about copyright should be made to the Copyright Manager at Chiswick. ISBN O 580 24601 9 Product cod
35、e 00558830 ISE/l3 - - CEN *EN*L0024 95 m 3404589 OLL7019 333 m AMD 8995 Amendment No. 1 published and effective from 15 December 1995 to BS EN 10024 : 1995 Hot rolled taper flange I sections - Tolerances on shape and dimensions Correction Table 1. Tolerances on hot-roiled taper flange I sections Del
36、ete the existing table 1 and substitute the attached new table. _-_- 95 124.4k-B Product code 00670098 CEN *EN*(10024 95 3404589 OLL7020 055 Fable 1. Tolerances on hot-rolled taDer flange I sections Diniensions in mni olerance ?roperty lange lesignation 11 200 !O0 h I400 LOO h : 2,o : 3,O : 4,O Flan
37、ge width !I 1 I 75 i5 6 I 100 100 6 I 125 125 6 : 1,5 : 2,o : 2,5 : 3.0 Web thickness 5 j7 7sI10 10 s 2,0 1.5 !17 7tI10 10 I I 20 20 t Flange thicknes 0,s - 2,0 - l,o - 2,s - 1,s - 2,5 - %,O f b Il00 100 b !,O !%ofb out of squareness k + k k -=- Web off centre e 6 5 100 1000 60 h i 180 180 h I360 360 0,3 Y of L 0,l o/o of L 0,15 % of L Straightness Batch or piece f 4 YI Mass Length f 50 (standard) + 100 O (by agreement) L
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