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    BS EN 3948-1998 Nickel base alloy NI-B15701 (NiPd34Au30) - Filler metal for brazing - Wire《镍基合金NI-B15701(NiPd34Au30) 铜焊用填充金属 线材》.pdf

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    BS EN 3948-1998 Nickel base alloy NI-B15701 (NiPd34Au30) - Filler metal for brazing - Wire《镍基合金NI-B15701(NiPd34Au30) 铜焊用填充金属 线材》.pdf

    1、BRITISH STANDARD AEROSPACE SERIES BS EN 3948:1998 Nickel base alloy NI-B15701 (NiPd34Au30) Fillermetal for brazing Wire The European Standard EN 3948:1998 has the status of a British Standard ICS 49.025.99BSEN3948:1998 This British Standard, having been prepared under the directionof the Engineering

    2、 SectorBoard, was published underthe authorityof the Standards Boardand comes intoeffect on 15July 1998 BSI 04-1999 ISBN 0 580 30127 3 National foreword This British Standard is the English language version of EN3948:1998. The UK participation in its preparation was entrusted to Technical Committee

    3、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 interests inf

    4、ormed; 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 referred to i

    5、n 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 of a contract.

    6、 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, theENtitlepage, pages2 to6 and a bac

    7、k 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 CommentsBSEN3948:1998 BSI 04-1999 i Contents Page National foreword Inside

    8、 front cover Foreword 2 Text of EN 3948 3ii blankEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN3948 April1998 ICS Descriptors: Aircraft industry, filler metals, brazing, nickel alloys, wire, designation, chemical composition, delivery condition, characteristics, specifications English version

    9、Aerospace series Nickel base alloy NI-B15701 (NiPd34Au30) Filler metal for brazing Wire Srie arospatiale Alliage base nickel NI-B15701 (NiPd34Au30) Mtal dapport de brasage Fil Luft- und Raumfahrt Nickelbasislegierung NI-B15701 (NiPd34Au30) Hartlot in Form von Draht This European Standard was approve

    10、d 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-to-date lists and bibliographical references concerning such national st

    11、andards 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 its own language and notified

    12、to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and Un

    13、ited 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 any means reserved worldwide for CEN national Members. Ref. No. EN 39

    14、48:1998 EEN3948:1998 BSI 04-1999 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 Association, this Standard has successively received the approval of the Nat

    15、ional 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 or by endorsement, at the latest by October1998, and conflicting nation

    16、al 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: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,

    17、 Iceland, Ireland, Italy, Luxembourg, the Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and the United Kingdom. Contents Page Foreword 2 0 Introduction 3 1 Scope 3 2 Normative references 3EN3948:1998 BSI 04-1999 3 0 Introduction This standard is part of the series of EN metallic material

    18、 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 base alloy NI-B15701 (NiPd34Au30) Filler metal for brazing Wire for

    19、 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 hereafter. For dated references, subsequent

    20、 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 Metallic materials General requirements for semi

    21、-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 standardization Links between types of EN standards and their

    22、 use 1) . 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) . 1) Published as AECMA Prestandard at the date of publication of this standardEN3948:1998 4 BSI 04-1999 1 Material designation N

    23、ickel base braze 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 Wire 4.2 Method of production Cold drawn or cold rolled or cold extruded 4.3 Limit dimension(s) mm

    24、 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 Dimensions concerned mm 10 Thickness of cladding on each

    25、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 Stress B a MPa 24 C Elongation a % 25 Rupture stress B R

    26、MPa 26 Elongation at rupture A % 27 Notes (see line 98) EN3948:1998 BSI 04-1999 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 EN 3875 82 Batch uniformity (Material verification)

    27、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.EN3948:1998 6 BSI 04-1999 100 Product qualification See EN 2043 Qualification programme to be agreed between manufacturer and purchaser.blankBS EN 3948:19

    28、98 BSI 389 Chiswick High Road London W4 4AL BSIBritishStandardsInstitution BSI is the independent national body responsible for preparing BritishStandards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions BritishStandards a

    29、re updated by amendment or revision. Users of BritishStandards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this B

    30、ritishStandard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel:02089969000. Fax:02089967400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the lat

    31、est editions of standards. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel:02089969001. Fax:02089967001. In response to orders for international standards, it is BSI policy to supply the BSI implementation of those t

    32、hat have been published as BritishStandards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services ar

    33、e also available which give details on all its products and services. Contact the Information Centre. Tel:02089967111. Fax:02089967048. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price of standards. For details of thes

    34、e and other benefits contact Membership Administration. Tel:02089967002. Fax:02089967001. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the internationalstandardization bodies. Except as permitted under the Copyright, Designs an

    35、d Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI. This does not preclude the free use, in the course of implementing the standard, of nec

    36、essary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager. Tel:02089967070.


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