EN 3633-2008 en Aerospace series - Installation hole for fluid fittings flanged《航空航天系列 法兰连接的液体配件用安装孔》.pdf

1、BRITISH STANDARDBS EN 3633:2008Aerospace series Installation hole for fluid fittings, flangedICS 49.080g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36

2、g58BS EN 3633:2008This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 July 2008 BSI 2008ISBN 978 0 580 59771 8National forewordThis British Standard is the UK implementation of EN 3633:2008. The UK participation in its preparation was entruste

3、d to Technical Committee ACE/12, Aerospace fasteners and fastening systems.A list of organizations 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 contract. Users are responsible for its correct

4、application.Compliance with a British Standard cannot confer immunity from legal obligations.Amendments/corrigenda issued since publicationDate CommentsEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 3633May 2008ICS 49.080English VersionAerospace series - Installation hole for fluid fittings, flan

5、gedSrie arospatiale - Trous dimplantation pour raccords brideLuft- und Raumfahrt - Einbaulcher fr Rohrverbindungenmit FlanschThis European Standard was approved by CEN on 21 December 2007.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giv

6、ing this EuropeanStandard the status of a national standard without any alteration. Up-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 versi

7、ons (English, French, German). A version in any other language made by translationunder 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, Bu

8、lgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDI

9、ZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: 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 3633:2008: E2 Contents Page Foreword3 1 Scope 4 2 Normative

10、 references 4 3 Required characteristics.4 3.1 Configuration, dimensions, tolerances .4 4 Hole dimensions 5 5 Design of bosses and installation recesses .6 5.1 Bosses 6 5.2 Recesses 7 6 Indication on drawings7 6.1 Example 1 .7 6.2 Example 2 .8 7 Designation 8 Figures Figure 1 . 5 Figure 2 . 6 Figure

11、 3 . 7 Figure 4 . 7 Figure 5 . 7 Figure 6 . 8 Tables Table 1. 6 BS EN 3633:20083 Foreword This document (EN 3633:2008) has been prepared by the Aerospace and Defence Industries Association of Europe - Standardization (ASD-STAN). After enquiries and votes carried out in accordance with the rules of t

12、his Association, this Standard has received the approval of the National Associations and the Official Services of the member countries of ASD, 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

13、endorsement, at the latest by November 2008, and conflicting national standards shall be withdrawn at the latest by November 2008. 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 fo

14、r identifying any or all such patent rights. According to the CEN/CENELEC Internal 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, German

15、y, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 3633:20084 1 Scope This standard specifies the dimensions of the installation holes and the

16、design bosses and installation recesses for flanged fluid to EN 3630 and EN 3631, and method of callout on drawings. 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 ref

17、erences, the latest edition of the referenced document (including any amendments) applies. EN 3630, Aerospace series Fluid fittings, flanged, straight Sealing by O-ring for 0,8 mm thick tubes1)EN 3631, Aerospace series Fluid fittings, flanged, 90 elbowed Sealing by O-ring for 0,8 thick tubes1) 3 Req

18、uired characteristics 3.1 Configuration, dimensions, tolerances 3.1.1 Configuration See figures. 3.1.2 Dimensions and tolerances See Figures 1 to 6 and Table 1. 1) Published as AECMA prestandard at the date of publication of this standard. BS EN 3633:20085 4 Hole dimensions Dimensions in millimetres

19、 Use N E only if strictly necessary. Then select min. N tube inner diameter. Key aBreak sharp edges 0,1 mm to 0,3 mm bExtent of E H11 tolerance cOver dimension L Figure 1 BS EN 3633:20086 Table 1 Dimensions in millimetres E B G G K1K2L Diameter code Hole code nom. tol. H11 Two holes flange Three hol

20、es flange min. min. + 0,5 0 040 6 6,8 18 17 19 060 8 8,8 20 19 21 080 10 + 0,9 0 10,8 22 21 23 100 12 12,8 24 23 25 120 14 14,8 26 25 27 140 16 16,8 28 27 29 160 2 18 18,8 30 29 31 140 16 16,8 31 160 18 18,8 33 180 20 + 0,11 0 20,8 35 200 22 22,8 38 220 24 24,8 40 250 27 + 0,13 0 27,8 46 280 30 30,8

21、 52 320 3 34 + 0,16 0 34,8 60 2 5 Design of bosses and installation recesses All profiles below are not to scale. 5.1 Bosses Dimensions in millimetres Figure 2 BS EN 3633:20087 5.2 Recesses Dimensions in millimetres Figure 3 Dimensions in millimetres Figure 4 6 Indication on drawings 6.1 Example 1 K

22、ey aInstallation hole according to EN 36330802 Figure 5 BS EN 3633:20088 6.2 Example 2 Key aInstallation hole according to EN 36331603 Figure 6 7 Designation EXAMPLE Description block Identity block Hole dimensions EN 3633 140 3 Number of EN standard Diameter code (see Table 1) Hole code (see Table

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