1、BRITISH STANDARD AEROSPACE SERIES Aerospace series - Silver base alloy AG- I314001 (AgCu42Ni2) - Filler metal for brazing - Rolled foil The European Standard EN 3958:2001 has the status of a British Standard ICs 49.025.15 BS EN 3958:ZOOl NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYR
2、IGHT LAW BS EN 3958:2001 Amd. No. National foreword Date Comments This British Standard, 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 September 2001 O BSI 07-2001 This British St
3、andard is the official English language version of EN 3958:2001. The UK participation in its preparation was entrusted to Technical Committee ACE/61, Inspection and testing requirements for aerospace metallic materials, which has the responsibility to: - - aid enquirers to understand the text; prese
4、nt to the responsible internationaYEuropean 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 committee can b
5、e obtained on request to its secretary. Cross-references The British Standards which implement these international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BS
6、I 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 legal obligations. Summary
7、 of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 6, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication I I ISBN O 580 37723 7 EU
8、ROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM O EN 3958 June 2001 ICs 49.025.15 English version Aerospace series - Silver base alloy AG-BI4001 (AgCu42Ni2) - Filler metal for brazing - Rolled foil Srie arospatiale - Alliage base argent AG-814001 (AgCu42Ni2) - Mtal dapport de brasage - Feuillard lam
9、in Luft- und Raumfahrt - Silberbasislegierung AG-B14001 (AgCu42Ni2) - Hartlot in Form von gewalzter Folie This European Standard was approved by CEN on 19 April 2001. CEN members are bound to comply with the CENKENELEC Internal Regulations which stipulate the conditions for giving this European Stan
10、dard 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 Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, G
11、erman). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, F
12、inland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. O EUROPEAN COMMITEE FOR STANDARDIZATION EUROPISCHES KOMITEE FR NORMUNG COMITE EUROPEEN DE NORMALISATION Management Centre: rue de Stassart, 36 B-1050 Br
13、ussels O 2001 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3958:2001 E Page 2 EN 3958:2001 Foreword This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA). After inquiries and vot
14、es carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its presentation to CEN. This European Standard shall be given the status of a national standard,
15、 either by publication of an identical text or by endorsement, at the latest by December 2001, and conflicting national standards shall be withdrawn at the latest by December 2001. According to the CENKENELEC Internal Regulations, the national standards organizations of the following countries are b
16、ound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Page 3 EN 3958:2001 O Introduction This standard is part of th
17、e series of EN metallic material standards for aerospace applications. The general organisation of this series is described in EN 4258. This standard has been prepared in accordance with EN 4500-6. 1 Scope This standard specifies the requirements relating to: Silver base alloy AG-B14001 (AgCu42Ni2)
18、Filler metal for brazing Rolled foil for aerospace applications. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed her
19、eafter. 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 or revision. For undated references the latest edition of the publication referred to applies. EN 2043 Aerospace series - Metalli
20、c materials - General requirements for semi-finished product qualification (excluding forgings and castings) 1) EN 3875 Aerospace series - Metallic materials - Filler metal for brazing - Technical specification 1) EN 4258 Aerospace series - Metallic materials - General organization of standardizatio
21、n - Links between types of EN standards and their use EN 4500-6 Aerospace series - Metallic materials - Rules for drafting and presentation of material standards - Part 6: Specific rules for filler metals for brazing 1) O - 1) Published as AECMA Prestandard at the date of publication of this standar
22、d Page 4 EN 3958:2001 3 Method of melting I Air or inert gas melted I 4.1 Form Rolled foil 4.2 Method of production I 4.3 5 I Cold rolled and cleaned Limit dimension(s) mm - Technical specification EN 3875 6.1 Delivery condition Heat treatment As manufactured or annealed - 16.2 I Delivery condition
23、code I U I 8.2 8.3 9 I 7 I Use condition I Delivery condition I Test piece( - Heat treatment - Dimensions concerned mm - II I I o Thickness of cladding on each face I - I (Heat treatment I % - Characteristics Proof stress Strength I - 18.1 I Test sample(s) I Rp0.2 MPa - R, MPa - Elongation Reduction
24、ofarea A% - Z % - I - I 11 I Direction of test piece - 17 18 I Temperature I 0 I “C I - Hardness - Shear strength R, MPa - oa Elongation stress OR _ h - MPa - a% - MPa - Elongation at rupture I 19 I Bending 1kl-l - A % - I - I 20 I Impact strength I I I21 I (Temperature I 8 I OC I - I 27 I Notes (se
25、e line 98) I “1 I External defects Thermal analysis (Differential thermal analysis) Wettability (Fusion test) Batch uniformity (Material verification) Marking inspection Dimensional inspection Notes Typical use Page 5 EN 3958:2001 Page 6 EN 3958:2001 roduct qualification See EN 2043 lualification pr
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