BS EN 754-8-1998 Aluminium and aluminium alloys — Cold drawn rodbar and tube — Part 8 Porthole tubes, tolerances on dimensions and form.pdf
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1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 754-8:1998 The Euro
2、pean Standard EN 754-8:1998 has the status of a British Standard ICS 23.040.15; 77.150.10 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Aluminium and aluminium alloys Cold drawn rod/bar and tube Part 8: Porthole tubes, tolerances on dimensions and form This British Standard,
3、 having been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 December 1998 BSI 1998 ISBN 0 580 30341 1 BS EN 754-8:1998 Amendments issued since publication Amd. No.DateText affected National fo
4、reword This British Standard is the English language version of EN 754-8:1998. This part of BS EN 754 is published together with: BS EN 754-7, Aluminium and aluminium alloys Cold drawn rod/bar and tube Part 7: Seamless tubes, tolerances on dimensions and form. BS EN 755-7, Aluminium and aluminium al
5、loys Extruded rod/bar, tube and profiles Part 7: Seamless tubes, tolerances on dimensions and form. BS EN 755-8, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 8: Porthole tubes, tolerances on dimensions and form. As a result of the publication of the above standards, BS 147
6、1:1972 is withdrawn. The following British Standards listed in the table are also partially superseded. NOTEThe table gives the full list of published European Standards which partially supersede the British Standards. British Standards partially superseded by this standard and other European Standa
7、rds BS 1474:1987BS 4300-4:1973BS 4300-12:1969BS 4300-15:1973 EN 515EN 515EN 515EN 515 EN 573-3EN 573-3EN 573-3EN 573-3 EN 573-4EN 573-4EN 573-4EN 573-4 EN 755-1EN 755-1EN 755-1EN 755-1 EN 755-2EN 755-2EN 755-2EN 755-2 EN 755-3EN 755-3EN 755-3EN 755-3 EN 755-4EN 755-4EN 755-4EN 755-4 EN 755-5EN 755-5
8、EN 755-5EN 755-5 EN 755-6EN 755-6EN 755-6EN 755-6 EN 755-7 EN 755-8 EN 755-7 EN 755-8 EN 755-7 EN 755-8 In addition, the British Standards in the table will be withdrawn when the following European Standards are published: EN 755-9, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles
9、Part 9: Profiles, tolerances on dimensions and form. EN 12020-1, Aluminium and aluminium alloys Extruded precision profiles in alloys EN AW 6060/EN AW 6063 Part 1: Technical conditions for inspection and delivery. EN 12020-2, Aluminium and aluminium alloys Extruded precision profiles in alloys EN AW
10、 6060/EN AW 6063 Part 2: Tolerances on dimensions and form. The UK participation in its preparation was entrusted by Technical Committee NFE/35, Light metals and their alloys, to Subcommittee NFE/35/5, Wrought aluminium and aluminium alloys, which has the responsibility to: aid enquirers to understa
11、nd the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this subcommittee
12、 can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled International Standards Correspondence Index, or by using th
13、e Find facility of the BSI Standards Electronic Catalogue. A British 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 l
14、egal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 9 and a back cover. CEN European Committee for Standardization Comite Europe en de Normalisation Europa isches Komitee fu r Normung Central Secretariat: rue de Stassart 36,
15、B-1050 Brussels 1998 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 754-8:1998 E EUROPEAN STANDARDEN 754-8 NORME EUROPE ENNE EUROPA ISCHE NORM July 1998 ICS 77.150.10 Descriptors: aluminium, aluminium alloys, drawn products, alumi
16、nium tubes, tolerances on dimension, tolerances on form English version Aluminium and aluminium alloys Cold drawn rod/bar and tube Part 8: Porthole tubes, tolerances on dimensions and form Aluminium et alliages daluminium Barres et tubes e tire s Partie 8: Tubes file s a pont, tole rances sur dimens
17、ions et forme Aluminium und Aluminiumlegierungen Gezogene Stangen und Rohre Teil 8: Mit Kammerwerkzeug stanggeprete Rohre, Grenzabmae und Formtoleranzen This European Standard was approved by CEN on 1 July 1998. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulat
18、e the conditions for giving this European Standard 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 Central Secretariat or to any CEN member. This European Standard exist
19、s in three official 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 bodi
20、es of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Page 2 EN 754-8:1998 BSI 1998 Foreword This European Standard has been prepared by Technical Committee
21、 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 standard, either by publication of an identical text or by endorsement, at the latest by January 1999, and conflicting national standards shall be wi
22、thdrawn at the latest by January 1999. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Ital
23、y, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Within its programme of work, Technical Committee CEN/TC 132 entrusted CEN/TC 132/WG 5, Extruded and drawn products, to prepare the following standard: EN 754-8, Aluminium and aluminium alloys Cold drawn
24、 rod/bar and tube Part 8: Porthole tubes, tolerances on dimensions and form. This standard is part of a series of eight standards. The other standards deal with: EN 754-1, Aluminium and aluminium alloys Cold drawn rod/bar and tube Part 1: Technical conditions for inspection and delivery. EN 754-2, A
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