BS-EN-755-4-1996.pdf
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1、BRITISH STANDARD BS EN 755-4:1996 Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 4: Square bars, tolerances on dimensions and form The European Standard EN 755-4:1995 has the status of a British Standard ICS 77.120.10; 77.140.90 BS EN 755-4:1996 This British Standard, having
2、 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 June 1996 BSI 12-1998 The following BSI references relate to the work on this standard: Committee reference NFE/35 Draft for comment 92/47294 DC IS
3、BN 0 580 25789 4 Committees responsible for this British Standard The preparation of this British Standard was entrusted to Technical Committee NFE/35, Light metals and their alloys, upon which the following bodies were represented: Aluminium Federation Aluminium Stockholders Association London Meta
4、l Exchange Magnesium Industry Council The following bodies were also represented in the drafting of the standard, through subcommittees and panels: Association of British Welded Aluminium Tube Makers Association of Light Alloy Refiners Limited Institution of Structural Engineers Metal Packaging Manu
5、facturers Association Amendments issued since publication Amd. No.DateComments BS EN 755-4:1996 BSI 12-1998i Contents Page Committees responsibleInside front cover National forewordii Foreword2 Text of EN 755-43 BS EN 755-4:1996 ii BSI 12-1998 National foreword This Part of BS EN 755 has been prepar
6、ed by Technical Committee NFE/35 and is the English language version of EN 755-4:1995 Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 4: Square bars, tolerances on dimensions and form. This Part of BS EN 755 is published with: BS EN 755, Aluminium and aluminium alloys Extrude
7、d rod/bar, tube and profiles. BS EN 755-3, Round bars, tolerances on dimensions and form. BS EN 755-5, Rectangular bars, tolerances on dimensions and form. BS EN 755-6, Hexagonal bars, tolerances on dimensions and form. BS EN 754, Aluminium and aluminium alloys Cold drawn rod/bar and tube. BS EN 754
8、-3, Round bars, tolerances on dimensions and form. BS EN 754-4, Square bars, tolerances on dimensions and form. BS EN 754-5, Rectangular bars, tolerances on dimensions and form. BS EN 754-6, Hexagonal bars, tolerances on dimensions and form. As a result, the following standards are partially superse
9、ded by those listed above. The European standards should be used in preference whenever possible. BS 1474:1987, Specification for wrought aluminium and aluminium alloys for general engineering purposes Bars, extruded round tubes and sections. BS 4300, Wrought aluminium alloys for general engineering
10、 purposes (supplementary series). BS 4300-4:1973, 6463 Solid extruded bars and sections suitable for bright trim/reflector applications. BS 4300-5:1973, 2011 Free cutting bar and wire. BS 4300-12:1969, 5454 Bars, extruded round tube and sections. BS 4300-15:1973, 7020 Bar, extruded round tube and se
11、ctions. BS 2898:1970, Specification for wrought aluminium and aluminium alloys for electrical purposes Bars, extruded round tube and sections. When the following European Standards are published the above British Standards will be withdrawn. BS EN 755, Aluminium and aluminium alloys Extruded rod/bar
12、, tube and profiles. BS EN 755-1, Technical conditions for inspection and delivery. BS EN 755-2, Mechanical properties. BS EN 754, Aluminium and aluminium alloys Cold drawn rod/bar and tube. BS EN 754-1, Technical conditions for inspection and delivery. BS EN 754-2, Mechanical properties. A British
13、Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front co
14、ver, an inside front cover, pages i and ii, the EN title page, pages 2 to 5 and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. EUROPEAN STANDARD NORME EUROPENNE EUROP
15、ISCHE NORM EN 755-4 June 1995 ICS 77.120.10; 77.140.90 Descriptors: Extruded products, rolled products, aluminium, aluminium alloys, metal bars, square bars, dimensions, dimensional tolerances, form tolerances English version Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 4:
16、 Square bars, tolerances on dimensions and form Aluminium et alliages daluminium Barres, tubes et profils fils Partie 4: Barres carres, tolrances sur dimensions et forme Aluminium und Aluminiumlegierungen Stranggeprete Stangen, Rohre und Profile Teil 4: Vierkantstangen, Grenzabmae und Formtoleranzen
17、 This European Standard was approved by CEN on 1995-05-14. 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 standard without any alteration. Up-to-date lists and bibliographical referen
18、ces 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 language made by translation under the responsibility of a CEN member into
19、 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, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Swi
20、tzerland and United Kingdom. CEN European Committee for Standardization Comit Europen de Normalisation Europisches Komitee fr Normung Central Secretariat: rue de Stassart 36, B-1050 Brussels 1995 All rights of reproduction and communication in any form and by any means reserved in all countries to C
21、EN and its members. Ref. No. EN 755-4:1995 E EN 755-4:1995 BSI 1998 2 Foreword This European Standard has been prepared by the Technical Committee CEN/TC 132, Aluminium and aluminium alloys, the secretariat of which is held by AFNOR. This European Standard shall be given the status of a national sta
22、ndard, either by publication of an identical text or by endorsement, at the latest by December 1995, and conflicting national standards shall be withdrawn at the latest by December 1995. Within its programme of work, Technical Committee CEN/TC 132 entrusted CEN/TC 132/WG 5, Extruded and drawn produc
23、ts, to prepare the following standard: EN 755-4, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 4: Square bars, tolerances on dimensions and form. This standard is part of a set of nine standards. The other standards deal with: EN 755-1, Aluminium and aluminium alloys Extrud
24、ed rod/bar, tube and profiles Part 1: Technical conditions for inspection and delivery. EN 755-2, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 2: Mechanical properties. EN 755-3, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 3: Round bars, toleran
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