BS-EN-4048-2004.pdf
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1、BRITISH STANDARD AEROSPACE SERIES BS EN 4048:2004 Nuts, self-locking, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), MoS2 coated Classification: 1 550 MPa (at ambient temperature) / 425 C Technical specification The European Standard EN 4048:2004 has the status of a British
2、 Standard ICS 49.030.30 ? Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:19 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 4048:2004 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 16 December 2004 BSI 16 December 2004 ISBN 0
3、580 45108 9 National foreword This British Standard is the official English language version of EN 4048:2004. It supersedes BS EN 4048:2003 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fasteners and fastening systems, which has th
4、e responsibility to: 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 in this document may be found in the BSI Catalogue under the section entit
5、led “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance
6、 with a British Standard does not of itself confer immunity from legal obligations. 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 informed; monitor related inte
7、rnational and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 18, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document w
8、as last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:19 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 4048 November 2004 ICS 49.030.30 Supersedes EN 4048:2003 English v
9、ersion Aerospace series - Nuts, self-locking, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel 718), MoS2 coated - Classification: 1 550 MPa (at ambient temperature) / 425 C - Technical specification Srie arospatiale - crous, freinage interne, filetage MJ, en alliage rsistant chaud
10、 base de nickel NI- PH2601 (Inconel 718), revtus MoS2 - Classification : 1 550 MPa ( temprature ambiante) / 425 C - Spcification technique Luft- und Raumfahrt - Muttern, selbstsichernd, MJ- Gewinde, aus hochwarmfester Nickelbasislegierung NI- PH2601 (Inconel 718), MoS2-beschichtet - Klasse: 1 550 MP
11、a (bei Raumtemperatur) / 425 C - Technische Lieferbedingungen This European Standard was approved by CEN on 11 September 2003. 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
12、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 exists in three official versions (English, French, German). A version in any other langua
13、ge 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 bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Ge
14、rmany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Manage
15、ment Centre: rue de Stassart, 36 B-1050 Brussels 2004 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 4048:2004: E Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:19 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4048:2
16、004 (E) 2 Contents Page Foreword3 1 Scope4 2 Normative references4 3 Terms and definitions .4 4 Quality assurance6 4.1 Qualification.6 4.2 Acceptance.6 4.2.1 Purpose.6 4.2.2 Conditions7 4.2.3 Responsibility 7 4.2.4 Inspection and test report.7 5 Requirements.8 Licensed Copy: sheffieldun sheffieldun,
17、 na, Sat Nov 04 08:40:19 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4048:2004 (E) 3 Foreword This document EN 4048:2004 has been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules of th
18、is 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, either by publication of an identical text or by
19、 endorsement, at the latest by May 2005, and conflicting national standards shall be withdrawn at the latest by May 2005. This document supersedes EN 4048:2003. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement t
20、his European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. L
21、icensed Copy: sheffieldun sheffieldun, na, Sat Nov 04 08:40:19 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 4048:2004 (E) 4 1 Scope This standard specifies the characteristics, qualification and acceptance requirements for self-locking nuts with MJ threads in NI-PH2601, MoS2 coated, for aerospace a
22、pplications. Classification: 1 550 MPa 1) / 425 C 2) It is applicable whenever referenced. 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 editio
23、n of the referenced document (including any amendments) applies. ISO 1463, Metallic and oxide coatings Measurement of coating thickness Microscopical method ISO 2859-1, Sampling procedures for inspection by attributes Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot
24、inspection ISO 3452, Non-destructive testing Penetrant inspection General principles ISO 4288, Geometrical Product Specifications (GPS) Surface texture: Profile method Rules and procedures for the assessment of surface texture ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and n
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