1、Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/07/2008 07:46, Uncontrolled Copy, (c) BSIg49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58a
2、nd profiles Part 1: Technical conditions for inspection and deliveryICS 77.150.10Aluminium and aluminium alloys Extruded rod/bar, tube BRITISH STANDARDBS EN 755-1:2008BS EN 755-1:2008Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/07/2008 07:46, Uncontrolled Copy, (c) BSIThis British Stand
3、ard was published under the authority of the Standards Policy and Strategy Committee on 30 April 2008 BSI 2008ISBN 978 0 580 55552 7Amendments/corrigenda issued since publicationDate Commentscontract. Users are responsible for its correct application.Compliance with a British Standard cannot confer
4、immunity from legal obligations.National forewordThis British Standard is the UK implementation of EN 755-1:2008. It supersedes BS EN 755-1:1997 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee NFE/35, Light metals and their alloys.A list of organizati
5、ons represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 755-1March 2008ICS 77.150.10 Supersedes EN 755-1:1997 English VersionAluminium and aluminium
6、alloys- Extruded rod/bar, tube andprofiles - Part 1: Technical conditions for inspection and deliveryAluminium et alliages daluminium - Barres, tubes etprofils fils - Partie 1: Conditions techniques de contrle etde livraisonAluminium und Aluminiumlegierungen - StranggepressteStangen, Rohre und Profi
7、le - Teil 1: TechnischeLieferbedingungenThis European Standard was approved by CEN on 10 February 2008.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. U
8、p-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationund
9、er the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hu
10、ngary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre:
11、rue de Stassart, 36 B-1050 Brussels 2008 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 755-1:2008: ELicensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/07/2008 07:46, Uncontrolled Copy, (c) BSIEN 755-1:2008 (E) 2 Contents Pag
12、e Foreword3 1 Scope 5 2 Normative references 5 3 Terms and definitions .6 4 Ordering information.6 5 Requirements.8 5.1 Production and manufacturing processes .8 5.2 Quality control8 5.3 Chemical composition limits8 5.4 Mechanical properties.8 5.5 Freedom from surface defects .8 5.6 Tolerances on di
13、mensions and form.9 5.7 Stress corrosion cracking resistance9 5.8 Additional requirements .9 6 Test procedures.9 6.1 Sampling.9 6.2 Test methods11 6.3 Re-tests.12 7 Inspection documents.12 8 Marking of products 12 9 Packaging .13 10 Arbitration.13 Annex A (normative) Location of test pieces14 A.1 Ro
14、und, square and hexagonal bar.14 A.1.1 For diameter (D) or width across flats (S) up to and including 40 mm: .14 A.1.2 For diameter (D) or width across flats (S) over 40 mm; .14 A.2 Rectangular bar15 A.2.1 For thickness up to and including 12,5 mm: 15 A.2.2 For thickness (T) over 12,5 mm and up to a
15、nd including 40 mm: 15 A.2.3 For thickness (T) exceeding 40 mm:15 A.3 Tube 15 A.4 Profiles16 A.4.1 For thickness up to and including 12,5 mm: 16 A.4.2 For thickness over 12,5 mm and up to and including 40 mm:16 A.4.3 For thickness exceeding 40 mm: .16 Annex B (normative) Resistance to stress-corrosi
16、on cracking for alloy EN AW-7075 in tempers T73, T73510 and T73511 Electrical conductivity .17 Bibliography 18 BS EN 755-1:2008Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/07/2008 07:46, Uncontrolled Copy, (c) BSIEN 755-1:2008 (E) 3 Foreword This document (EN 755-1:2008) has been prepar
17、ed by 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 standard, either by publication of an identical text or by endorsement, at the latest by September 2008, and conflicting na
18、tional standards shall be withdrawn at the latest by September 2008. This document supersedes EN 755-1:1997. Within its programme of work, Technical committee CEN/TC 132 entrusted CEN/TC 132/WG 5 “Extruded and drawn products“ to revise EN 755-1:1997. The following technical modifications have been i
19、ntroduced during the revision: Clause 1: Scope is clarified with respect to what is not included Clause 3: Definition of order document is included Clause 4: Ordering document shall contain information about application, especially for products to be anodised Subclauses 5.4 and 6.2.3: Provisions reg
20、arding Brinell hardness testing are included Subclauses 5.7 and 6.2.6: Requirements to stress corrosion cracking resistance are included (from former Annex A in Part 2) Subclause 6.1.1: For samples for chemical analysis reference is made to EN 14361 Subclause 6.1.3.3: For shapes and dimensions of te
21、st pieces reference is made to EN 10002-1 (and former Annex A is deleted) Clause 7: For inspection documents, reference is made to EN 10204 Annex B: Annex B Resistance to stress corrosion cracking Electrical conductivity is added (taken from former Part 2) EN 755 comprises the following parts under
22、the general title “Aluminium and aluminium alloys Extruded rod/bar, tube and profiles“: Part 1: Technical conditions for inspection and delivery Part 2: Mechanical properties Part 3: Round bars, tolerances on dimensions and form Part 4: Square bars, tolerances on dimensions and form Part 5: Rectangu
23、lar bars, tolerances on dimensions and form Part 6: Hexagonal bars, tolerances on dimensions and form Part 7: Seamless tubes, tolerances on dimensions and form Part 8: Porthole tubes, tolerances on dimensions and form BS EN 755-1:2008Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/07/2008
24、07:46, Uncontrolled Copy, (c) BSIEN 755-1:2008 (E) 4 Part 9: Profiles, tolerances on dimensions and form Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all s
25、uch patent rights. CEN/TC 132 affirms it is its policy that in the case when a patentee refuses to grant licenses on standardized standards products under reasonable and not discriminatory conditions then this product shall be removed from the corresponding standard. According to the CEN/CENELEC Int
26、ernal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, M
27、alta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 755-1:2008Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/07/2008 07:46, Uncontrolled Copy, (c) BSIEN 755-1:2008 (E) 5 1 Scope This document specifies the tech
28、nical conditions for inspection and delivery of wrought aluminium and aluminium alloy extruded rod/bar, tube and profile for general engineering applications. This document does not apply to: forging stock (EN 603), extruded precision profiles in alloys EN AW-6060 and EN AW-6063 (EN 12020), products
29、 delivered in coils (prEN 13957), coiled tubes cut to length (prEN 13957). 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references only the edition cited applies. For undated references the latest edition of the reference
30、d document (including any amendments) applies. EN 515, Aluminium and aluminium alloys Wrought products Temper designations EN 573-3, Aluminium and aluminium alloys - Chemical composition and form of wrought products - Part 3: Chemical composition and form of products EN 755-2, Aluminium and aluminiu
31、m 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, tolerances on dimensions and form EN 755-4, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 4: Square ba
32、rs, tolerances on dimensions and form EN 755-5, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 5: Rectangular bars, tolerances on dimensions and form EN 755-6, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 6: Hexagonal bars, tolerances on dimensions
33、 and form EN 755-7, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 7: Seamless tubes, tolerances on dimensions and form EN 755-8, Aluminium and aluminium alloys Extruded rod/bar, tube and profiles Part 8: Porthole tubes, tolerances on dimensions and form EN 755-9, Aluminium
34、and aluminium alloys Extruded rod/bar, tube and profiles Part 9: Profiles, tolerances on dimensions and form EN 2004-1, Aerospace series Test methods for aluminium and aluminium alloy products Part 1: Determination of electrical conductivity of wrought aluminium alloys EN 10002-1, Metallic materials
35、 Tensile testing Part 1: Method of test at ambient temperature EN 10204, Metallic products Types of inspection documents EN 12258-1:1998, Aluminium and aluminium alloys Terms and definitions Part 1: General terms BS EN 755-1:2008Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/07/2008 07:46
36、, Uncontrolled Copy, (c) BSIEN 755-1:2008 (E) 6 EN 14242, Aluminium and aluminium alloys Chemical analysis Inductively coupled plasma optical emission spectral analysis EN 14361, Aluminium and aluminium alloys Chemical analysis Sampling from metal melts EN ISO 6506-1, Metallic materials Brinell hard
37、ness test Part 1: Test method (ISO 6506-1:2005) ISO 9591, Corrosion of aluminium alloys Determination of resistance to stress corrosion cracking ASTM G47, Standard Test Method for Determining Susceptibility to Stress-Corrosion Cracking of 2XXX and 7XXX Aluminium Alloy Products 3 Terms and definition
38、s For the purposes of this document, the terms and definitions given in EN 12258-1:1998 and the following apply. 3.1 order document document or set of documents agreed between supplier and purchaser at the time of ordering 4 Ordering information The order document shall contain the following: a) for
39、m and type of product: form of the product (extruded rod/bar, tube or profile). If tube, whether seamless or porthole/bridge extruded, reference to EN 573-3 for chemical composition limits, reference to EN 515 for temper designation, purchaser application, in particular whether subsequent anodising
40、is intended. This shall be clearly stated on the order document. b) reference to EN 755-2 for mechanical property limits; c) reference to this document (EN 755-1); d) dimensions and shape of the product: 1) round tube: length, and only two of the following dimensions: outside diameter, inside diamet
41、er, wall thickness. BS EN 755-1:2008Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/07/2008 07:46, Uncontrolled Copy, (c) BSIEN 755-1:2008 (E) 7 2) round bar: diameter, length. 3) square and hexagonal bar: width across flats, length. 4) rectangular bar: width, thickness, length. 5) all oth
42、er cases: drawing of cross section, length. e) tolerances on dimensions and form, with reference to the appropriate European Standard and/or a drawing; f) quantity: mass, number of pieces, total length, tolerance on quantity. g) any requirements for inspection documents; h) any special requirements
43、agreed between supplier and purchaser: marking of products, references to drawings, part numbers, etc., additional or special testing, e.g. stress corrosion testing, surface finish requirements, surface protection, packaging, inspection prior to delivery, BS EN 755-1:2008Licensed Copy: Wang Bin, ISO
44、/EXCHANGE CHINA STANDARDS, 17/07/2008 07:46, Uncontrolled Copy, (c) BSIEN 755-1:2008 (E) 8 use of A50mmvalue instead of A value for elongation. i) for products intended to be anodised by the purchaser, the order document shall also contain the information about the intended particular surface treatm
45、ent with reference to the relevant European Standard. 5 Requirements 5.1 Production and manufacturing processes Unless otherwise specified in the order document, the production and manufacturing processes shall be left to the discretion of the manufacturer. Unless it is explicitly stated in the orde
46、r document, no obligation shall be placed on the manufacturer to use the same processes for subsequent similar orders. 5.2 Quality control The supplier shall be responsible for the performance of all inspection and tests required by the relevant European Standard and/or the particular specification
47、prior to shipment of the product. If the purchaser wishes to inspect the product at the manufacturers works, he shall notify the supplier at the time of placing the order. 5.3 Chemical composition limits The chemical composition limits shall be in conformity with the requirements specified in EN 573
48、-3. If the purchaser requires closer limits for elements than those specified in the above standard, these limits shall be according to an agreement between supplier and purchaser and stated in the order document. 5.4 Mechanical properties The mechanical properties shall be in conformity with those
49、specified in EN 755-2 or those agreed between supplier and purchaser and stated in the order document. Typical Brinell hardness values are given in EN 755-2, but they are not binding for acceptance purposes. However, a Brinell hardness value may be agreed upon for acceptance testing. 5.5 Freedom from surface defects The extruded surface shall be free from defects prejudicial to its suitable and proper
