BS EN 3947-1998 Nickel base alloy NI-B15701 (NiPd34Au30) - Filler metal for brazing - Rolled foil《镍基合金NI-B15701(NiPd34Au30) 铜焊用填充金属 轧制箔》.pdf

《BS EN 3947-1998 Nickel base alloy NI-B15701 (NiPd34Au30) - Filler metal for brazing - Rolled foil《镍基合金NI-B15701(NiPd34Au30) 铜焊用填充金属 轧制箔》.pdf》由会员分享，可在线阅读，更多相关《BS EN 3947-1998 Nickel base alloy NI-B15701 (NiPd34Au30) - Filler metal for brazing - Rolled foil《镍基合金NI-B15701(NiPd34Au30) 铜焊用填充金属 轧制箔》.pdf（12页珍藏版）》请在麦多课文档分享上搜索。

1、BRITISH STANDARD AEROSPACE SERIES BS EN 3947:1998 Nickel base alloy NI-B15701 (NiPd34Au30) Filler metal for brazing Rolled foil The European Standard EN 3947:1998 has the status of a British Standard ICS 49.025.99BSEN3947:1998 This British Standard, having been prepared under the direction of the En

2、gineering Sector Board, was published under the authority of the Standards Board and comes intoeffect on 15 July 1998 BSI 05-1999 ISBN 0 580 30128 1 National foreword This British Standard is the English language version of EN3947:1998. The UK participation in its preparation was entrusted to Techni

3、cal Committee ACE/61, Inspection and testing requirements for aerospace metallic materials, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK

4、 interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications

5、 referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions

6、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 cover, an inside front cover, pages i and ii, theENtitle page, pages

7、2 to6 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. Amendments issued since publication Amd. No. Date CommentsBSEN3947:1998 BSI 05-1999 i Contents Page National

8、foreword Inside front cover Foreword 2 Text of EN 3947 3ii blankEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN3947 April1998 ICS49.025.99 Descriptors: Aircraft industry, filler metals, brazing, nickel alloys, strips, rolled products, designation, chemical composition, delivery condition, chara

9、cteristics, specifications English version Aerospace series Nickel base alloy NI-B15701 (NiPd34Au30) Filler metal for brazing Rolled foil Srie arospatiale Alliage base nickel NI-B15701 (NiPd34Au30) Mtal dapport debrasage Feuillard lamin Luft- und Raumfahrt Nickelbasislegierung NI-B15701 (NiPd34Au30)

10、 Hartlot in Form von gewalzter Folie This European Standard was approved by CEN on24 November1997. 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-t

11、o-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 language made by translation under

12、 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, CzechRepublic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxemb

13、ourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland 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 1998 CEN All rights of exploitation in any form and by

14、 any means reserved worldwide for CEN national Members. Ref. No. EN 3947:1998 EEN3947:1998 BSI 05-1999 2 Foreword This European Standard has been prepared by the European Association of Aerospace Manufacturers (AECMA). After inquiries and votes carried out in accordance with the rules of this Associ

15、ation, this Standard has successively 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, either by publication of an identical text o

16、r by endorsement, at the latest by October1998, and conflicting national standards shall be withdrawn at the latest by October1998. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austri

17、a, Belgium, CzechRepublic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the UnitedKingdom. Contents Page Foreword 2 0 Introduction 3 1 Scope 3 2 Normative references 3EN3947:1998 BSI 05-1999 3 0 Intr

18、oduction This standard is part of the series of EN metallic material standards for aerospace applications. The general organization of this series is described in EN4258. This standard has been prepared in accordance with EN4500-6. 1 Scope This standard specifies the requirements relating to: Nickel

19、 base alloy NI-B15701 (NiPd34Au30) 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

20、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 or revision. For undated references the latest edition of the publication referred to applies.

21、 EN 2043, Aerospace series Metallic 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 or

22、ganization of standardization Links between types of EN standards and their use 1) . EN 4500-6, Aerospace series Metallic materials Rules for drafting and presentation of material standards Part6: Specific rules for filler metals for brazing 1) . 1) Published as AECMA Prestandard at the date of publ

23、ication of this standardEN3947:1998 4 BSI 05-1999 1 Material designation Nickel base brazing alloy NI-B15701 (NiPd34Au30) 2 Chemical composition % Element Au Pd Others Ni Total min. 29,5 33,5 35,5 max. 30,5 34,5 0,15 36,5 3 Method of melting Inert gas or vacuum melted 4.1 Form Rolled foil 4.2 Method

24、 of production Cold rolled 4.3 Limit dimension(s) mm 5 Technical specification EN 3875 6.1 Delivery condition As manufactured Heat treatment 6.2 Delivery condition code U 7 Use condition Delivery condition Heat treatment Characteristics 8.1 Test sample(s) 8.2 Test piece(s) 8.3 Heat treatment 9 Dimen

25、sions concerned mm 10 Thickness of cladding on each face % 11 Direction of test piece 12 Temperature C 13 Proof stress R p0,2 MPa 14 T Strength R m MPa 15 Elongation A % 16 Reduction of area Z % 17 Hardness 18 Shear strength R c MPa 19 Bending k 20 Impact strength 21 Temperature C 22 Time h 23 Stres

26、s B a MPa 24 C Elongation a % 25 Rupture stress B R MPa 26 Elongation at rupture A % 27 Notes (see line 98)EN3947:1998 BSI 05-1999 5 44 External defects See EN 3875 53 Thermal analysis (Differential thermal analysis) See EN 3875 7 Liquidus: 1 165 C Solidus: 1 135 C 76 Wettability (Fusion test) See E

27、N 3875 82 Batch uniformity (Material verification) See EN 3875 95 Marking inspection See EN 3875 96 Dimensional inspection See EN 3875 98 Notes 99 Typical use Joining nickel and cobalt base alloys.EN3947:1998 6 BSI 05-1999 100 Product qualification See EN 2043 Qualification programme to be agreed be

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