BS EN 10048-1997 Hot rolled narrow steel strip - Tolerances on dimensions and shape《热轧窄钢带 尺寸和形状公差》.pdf

1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 10048 : 1997 Incorp

2、orating Amendment No.1 The European Standard EN 10048 : 1996 has the status of a British Standard ICS 77.140.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Hot rolled narrow steel strip Tolerances on dimensions and shapeBS EN 10048 : 1997 Issue 2, June 1998 This British St

3、andard, having 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 May 1997 BSI 1998 The following BSI references relate to the work on this standard: Committee reference ISE/10 Draft for comment 92/3

4、7577 DC ISBN 0 580 22325 6 Amendments issued since publication Amd. No. Date Text affected 10010 June 1998 Indicated by a sideline in the margin Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee ISE/10, Flat rolled steels p

5、roducts, upon which the following bodies were represented: British Railways Board British Steel Industry Cold Rolled Sections Association Society of Motor Manufacturers and TradersBS EN 10048 : 1997 BSI 1997 i Contents Page Committees responsible Inside front cover National foreword ii Foreword 2 Te

6、xt of EN 10048 3ii BSI 1997 BS EN 10048 : 1997 National foreword This British Standard has been prepared under the direction of the Engineering Sector Board and is the English language version of EN 10048 : 1996 Hot rolled narrow steel strip Tolerances on dimensions and shape published by the Europe

7、an Committee for Standardization (CEN). This British Standard supersedes BS 1449 : Section 1.12 : 1991 Specification for tolerances on dimensions and shape for hot rolled narrow strip which is withdrawn. Cross-references Publications referred to Corresponding British Standard EN 10025 BS EN 10025 :

8、1993 Hot rolled products of non-alloy structural steel Technical delivery conditions BS EN 10028 Specification for flat products made of steels for pressure purposes EN 10028-1 Part 1 : 1993 General requirements EN 10028-2 Part 2 : 1993 Non-alloy and alloy steels with specified elevated temperature

9、properties EN 10028-3 Part 3 : 1993 Weldable fine grain steels, normalized EN 10079 BS EN 10079 : 1993 Definition of steel products BS EN 10083 Quenched and tempered steels EN 10083-1 Part 1 : 1991 Technical delivery conditions for special steels EN 10083-2 Part 2 : 1991 Technical delivery condition

10、s for unalloyed quality steels EN 10083-3 Part 3 : 1996 Technical delivery conditions for boron steels BS EN 10088 Stainless steels EN 10088-2 Part 2 : 1995 Technical delivery conditions for unalloyed quality steels BS EN 10113 Hot rolled products in weldable fine grain structural steels EN 10113-2

11、Part 2 : 1993 Delivery conditions for normalized/normalized rolled steels EN 10113-3 Part 3 : 1993 Delivery conditions for thermomechanical rolled steels BS EN 10137 Plate and wide flats of high yield strength quenched and tempered or precipitation hardened structural steels EN 10137-2 Part 2 : 1996

12、 Delivery conditions for quenched and tempered steels EN 10137-3 Part 3 : 1996 Delivery conditions for precipitation hardened steels BS EN 10149 Hot rolled flat products of high yield strength steels for cold forming EN 10149-2 Part 2 : 1996 Delivery conditions for thermomechanically rolled steels E

13、N 10149-3 Part 3 : 1996 Delivery conditions for normalized/ normalizing rolled steels EN 10155 BS EN 10155 : 1993 Structural steels with improved atmospheric corrosion resistance Technical delivery conditions BSI 1997 iii BS EN 10048 : 1997 1) In preparation. EN 10207 BS EN 10207 : 1992 Steels for s

14、imple pressure vessels Technical delivery requirements for plates, strips and bars BS EN 10208 Steel pipes for pipelines for combustible fluids Technical delivery conditions EN 10208-2 Part 2 Pipes of requirement class B 1) Compliance with a British Standard does not of itself confer immunity from l

15、egal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i to iv, the EN title page, pages 2 to 16, and inside back cover and a back cover.iv blankCEN European Committee for Standardization Comite Europe en de Normalisation Europa isches Komitee fu r Nor

16、mung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1996 All rights of reproduction and communication in any form and by any means reserved to CEN and its members. Ref. No. EN 10048 : 1996 E EUROPEAN STANDARD EN 10048 NORME EUROPE ENNE EUROPA ISCHE NORM August 1996 ICS 77.140.50 Descriptor

17、s: Iron and steel products, hot rolled product, strips, delivery condition, designation, dimensions, dimensional tolerances, form tolerances, correspondence of designations English version Hot rolled narrow steel strip Tolerances on dimensions and shape Feuillards lamine sa chaud Tole rances de dime

18、nsions et de forme Warmgewalzter Bandstahl Grenzabmae und Formtoleranzen This European Standard was approved by CEN on 1995-10-04. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national stand

19、ard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other la

20、nguage 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 Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Irela

21、nd, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom.Page 2 EN 10048 : 1996 BSI 1997 Foreword This European Standard has been prepared by Technical Committee ECISS/TC 13, Flat products for cold working Qualities, dimensions, tolerances and specific test

22、s, the Secretariat of which is held by IBN. 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 February 1997, and conflicting national standards shall be withdrawn at the latest by February 1997. Acc

23、ording to the CEN/CENELEC Internal Regulations, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. C

24、ontents Page Foreword 2 1 Scope 3 2 Normative references 3 3 Definitions 4 4 Forms and condition of delivery 4 4.1 Forms of delivery 4 4.2 Conditions of delivery 4 5 Information to be supplied by the purchaser 4 6 Designation 4 7 Tolerances on dimensions 5 7.1 Thickness and tolerances on crown 5 7.2

25、 Tolerances on width 5 7.3 Tolerances on cut lengths 7 8 Tolerances on shape 8 8.1 Straightness of edges (edgewise bow) 8 8.2 Form of coils 8 8.3 Tolerances on squareness 8 9 Measurements 8 9.1 Thickness 8 9.2 Width 8 9.3 Straightness of edges 8 10 Packing 9 11 Options (see 5.2)9 Annexes A (informat

26、ive) List of corresponding national designations, standards or specifications for categories B, C and D of table 4 10 B (informative) List of national standards corresponding to the EURONORMS referred to (see clause 2). 16Page 3 EN 10048 : 1996 BSI 1997 1) Draft under discussion. 1 Scope 1.1 This Eu

27、ropean Standard applies to uncoated hot rolled narrow steel strip, of width less than 600 mm, made of the steel grades covered by the following: EURONORMS 85, 86, 89, 96, 132; European Standards EN 10025, EN 10028-2, EN 10028-3, EN 10083-1, EN 10083-2, EN 10083-3, EN 10088-2, EN 10113-2, EN 10113-3,

28、 EN 10137-2, EN 10137-3, EN 10149-2, EN 10149-3, EN 10155, EN 10207 and EN 10208-2. draft European Standards prEN 10028-5, prEN 10028-6 and prEN 10084. NOTE. This European Standard may be applied to other types of steels if agreed at the time of ordering. 1.2 This European Standard does not apply to

29、 hot rolled wide strip and narrow strip (width 600 mm) obtained by slitting hot rolled wide strip. (The tolerances on shape and dimensions applicable to these products are given in EN 10051.) 2 Normative references This European Standard incorporates, by dated or undated reference, provisions from o

30、ther publications. These normative references are cited at the appropriate place 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 amendment o

31、r revision. For undated references, the latest edition of the publication referred to applies. EN 10025 Hot rolled products of non-alloy structural steels Technical delivery conditions EN 10028-2 Flat products made of steels for pressure purposes Part 2: Non-alloy and alloy steels with specified ele

32、vated temperature properties EN 10028-3 Flat products made of steels for pressure purposes Part 3: Weldable fine grain steels, normalized EN 10028-6 1) Flat products made of steels for pressure purposes Part 6: Weldable fine grain steels, quenched and tempered EN 10051 Continuously hot-rolled uncoat

33、ed plate, sheet and strip of non-alloy and alloy steels Tolerances on dimensions and shape EN 10079 Definition of steel products EN 10083-1 Quenched and tempered steels Part 1: Technical delivery conditions for special steels EN 10083-2 Quenched and tempered steels Part 2: Technical delivery conditi

34、ons for unalloyed quality steels EN 10083-3 Quenched and tempered steels Part 3: Technical delivery conditions for boron steels prEN 10084 1) Case hardening steels Technical delivery conditions EN 10113-2 Hot rolled products in weldable fine grain structural steels Part 2: Delivery conditions for no

35、rmalized rolled steels EN 10113-3 Hot rolled products in weldable fine grain structural steels Part 3: Delivery conditions for thermomechanically rolled steels EN 10155 Structural steels with improved atmospheric corrosion resistance Technical delivery conditions EN 10207 Steels for simple pressure

36、vessels Technical delivery requirements for plates, strips and bars EN 10088-2 Stainless steels Part 2: Technical delivery conditions for sheet, plate and strip for general purposes EN 10137-2 Plate and wide flats of high yield strength quenched and tempered or precipitation hardened structural stee

37、ls Part 2: Delivery conditions for quenched and tempered steels EN 10137-3 Plate and wide flats of high yield strength quenched and tempered or precipitation hardened structural steels Part 3: Delivery conditions for precipitation hardened steels EN 10149-2 Hot rolled flat products of high yield str

38、ength steels for cold forming Part 2: Delivery conditions for thermomechanically rolled steels EN 10149-3 Hot rolled flat products of high yield strength steels for cold forming Part 3: Delivery conditions for normalized/normalizing rolled steelsPage 4 EN 10048 : 1996 BSI 1997 2) Until these EURONOR

39、MS are transformed into European Standards, they may either be used or reference may be made to the corresponding national standards, the list of which is given in annex B of this standard. EN 10208-2 Steel pipes for pipelines for combustible fluids Technical delivery conditions Part 2: Pipes of req

40、uirement class B EURONORM 85 2) Nitriding steels Quality specifications EURONORM 86 2) Steel for flame and induction hardening Quality specifications EURONORM 89 2) Alloy steels for hot formed and treated springs Quality specifications EURONORM 96 2) Tool steels Quality requirements EURONORM 132 2)

41、Cold rolled steel strip for springs Quality requirements 3 Definitions For the definition of the terms hot rolled, strip, hot rolled wide strip and narrow strip, see EN 10079. 4 Forms and condition of delivery 4.1 Forms of delivery Hot rolled narrow strip covered by this European Standard may be del

42、ivered: in coils, the diameter and weight of which shall be agreed at the time of ordering, or in cut lengths (when the coils have been decoiled and cut to lengths), the length and finish of which shall be agreed at the time of ordering. 4.2 Condition of delivery 4.2.1 Products covered by this Europ

43、ean Standard are usually supplied in the as rolled condition. By agreement the products may also be supplied mechanically or chemically descaled (pickled), neutralized and oiled. 4.2.2 The products are usually supplied with as-rolled edges. Delivery with slit edges shall be the subject of a special

44、agreement. Option 1 4.2.3 Hot rolled narrow strip in coils may be supplied with or without end tongues subject to agreement at the time of ordering. Option 2 5 Information to be supplied by the purchaser 5.1 General The following information shall be supplied by the purchaser at the time of enquiry

45、and order: a) description of the product (coil or length); b) number of this European Standard (EN 10048); c) nominal thickness and width in mm; d) the letters GK if strip with slit edges is ordered (see 4.2.2); e) nominal length in mm (for products cut to length); f) the letter S for products cut t

46、o length to tight tolerances on length; g) the surface finish required (see 4.2.1); h) the condition of the coil ends required (see 4.2.3). 5.2 Options A number of options are specified in clause 11. In the event that the purchaser does not indicate his wish to implement any of these options, the su

47、pplier shall supply in accordance with the basic specification. 6 Designation The designation of products in accordance with 5.1 shall also include the exact designation of the ordered grade of steel. Examples of designation: a) strip in coil according to this European Standard with a nominal thickn

48、ess of 2,5 mm, a nominal width of 500 mm, and with as rolled edges, of steel S235JR (or 1.0037), as specified in EN 10025. Strip EN 10048-2,53 500-EN 10025-S235JR or Strip EN 10048-2,53 500-EN 10025-1.0037 b) cut lengths according to this European Standard with a nominal thickness of 2,0 mm, a nomin

49、al width of 450 mm, with slit edges (GK), in lengths of 4000 mm to tight length tolerances (S), of steel S355N (or 1.0562) as specified in EN 10113-2. Length EN 10048-23 450GK3 4000S- EN 10113-2-S355N or Length EN 10048-23 450GK3 4000S- EN 10113-2-1.0562Issue 2, June 1998 Page 5 EN 10048 : 1996 BSI 1998 7 Tolerances on dimensions 7.1 Thickness and tolerances on crown The tolerances on thickness and the tolerances on crown are given in 7.1.1 for narrow steel strip wit