ASD-STAN PREN 4811-2015 Aerospace series Flange couplings Gasket seal with fluorocarbon seal on aluminium plate with 4 fastening holes Inch series (Edition P 1).pdf

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1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM ASD-STAN prEN 4811 Edition P 1 December 2015 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATION Rue Montoyer 10 - 1000 Brussels - Tel. + 32 2 775 8126 - Fax. + 32 2 775 8131 - www.asd-stan.orgICS: Descriptors: ENGL

2、ISH VERSION Aerospace series Flange couplings Gasket seal with fluorocarbon seal on aluminium plate with 4 fastening holes Inch series Luft- und Raumfahrt Rohrverschraubung mit Flanschen Flachdichtung aus Fluorocarbon-Elastomer, mit Aluminiumarmierung mit 4 Befestigungslchern Inch-Reihe Srie arospat

3、iale Raccordement bride Joint plaque avec joint en fluorocarbone sur plaque en aluminium avec 4 trous de fixation Srie en inches This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization).

4、It is published for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments. Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is a

5、ffected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-STAN, the ASD-STAN prEN will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transfor

6、mation to full European Standard (EN). The CEN national members have then to implement the EN at national level by giving the EN the status of a national standard and by withdrawing any national standards conflicting with the EN. ASD-STAN Technical Committee approves that: “This document is publishe

7、d by ASD-STAN for the needs of the European Aerospace Industry. The use of this standard is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is the sole responsibility of the user.” ASD-STAN reviews each standard a

8、nd technical report at least every five years at which time it may be revised, reaffirmed, stabilized or cancelled. ASD-STAN invites you to send your written comments or any suggestions that may arise. All rights reserved. No parts of this publication may be reproduced, stored in a retrieval system

9、or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of ASD-STAN. Order details: E-mail: salesasd-stan.org Web address: http:/www.asd-stan.org/ Edition approved for publication 1stDecember 2015 Comments should be

10、 sent within six months after the date of publication to ASD-STAN Mechanical Domain Copyright 2016 ASD-STAN prEN 4811:2015 (E) 2 Contents Page Foreword .2 1 Scope .3 2 Normative references .3 3 Required characteristics 3 4 Designation .5 5 Identification marking 5 6 Technical specification 6 7 Quali

11、ty Assurance 6 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Mechanical Domain. After inquiries and votes carried out in accordance with the rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approval for Publication. prEN

12、 4811:2015 (E) 3 1 Scope This standard specifies the characteristics of gasket seal with fluorocarbon seal on aluminium plate, 4 holes, for pipe couplings for inch series aerospace applications. Nominal pressure: Up to 21 000 kPa; depends on the associated tube material and tube wall thickness in th

13、e assembly (see EN 4814). Temperature range: 20 C to 200 C. NOTE Assembly in accordance with TR 4815. This part should not be resuse after disassembling. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its app

14、lication. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 2284, Aerospace series Sulphuric acid anodizing of aluminium and wrought aluminium alloys EN 2424, Aerospace series Marking of

15、aerospace products EN 2693, Aerospace series Aluminium alloy AL-P5086- H111 Sheet and strip 0,3 mm a 6 mm EN 2699, Aerospace series Aluminium alloy (5086) Annealed and straightened (H111) Drawn bar 6 D 50 mm 1) EN 2798, Aerospace series Fluorocarbon rubber (FPM) Low compression set Hardness 80 IRHD

16、2) EN 4054, Aerospace series Pipe couplings, loose flanges and seals Seals in fluorocarbon rubber and armature in aluminium alloy Technical specification EN 4814, Aerospace series Flange couplings, up to 21 000 kPa Technical specification Inch series 2) EN 9100, Quality Management Systems Requiremen

17、ts for Aviation, Space and Defense Organizations TR 4815, Aerospace series Flange couplings, up to 21 000 kPa Design standard Inch series 3) 3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses See Figure 1 and Table 1. Dimensions and tolerances are in millimetres, except otherw

18、ise specified. 3.2 Material Plate: EN 2693 or EN 2699 1) Published as ASD-STAN Standard at the date of publication of this standard. (http:/www.asd-stan.org/) 2) Published as ASD-STAN Prestandard at the date of publication of this standard. (http:/www.asd-stan.org/) 3) Published as ASD-STAN Technica

19、l Report at the date of publication of this standard. (http:/www.asd-stan.org/) prEN 4811:2015 (E) 4 Seal: EN 2798 3.3 Surface treatment Plate: EN 2284BC Green 3.4 Adherisation Two parts of seal shall be adherised to the plate and bounded together through equally spaced holes. Key Ramax 3,2 0,3 0,1

20、prEN 4811:2015 (E) 5 1 3D view 2 Marking 3 Surface geometric tolerance applies to F and R1 4 Form not stated are left to the manufacturers discretion. Design and manufacturing of sealing parts dimensioning shall not allow any bead outside lateral cavities while assembling the coupling. Figure 1 Tabl

21、e 1 Dimensional code a Nominal diameter A B C D E F R1 R2 Mass b inch mm 0,25 Theo. Theo. 0,1 Theo. Theo. Theo. min max 10A .625 15,875 13,5 26,36 13,18 5,1 21,21 28,45 5,56 5,08 8,13 4,1 10B .625 15,875 13,5 28,30 14,15 6,6 21,21 31,20 6,76 5,08 8,13 5,3 12A .750 19,050 17,0 29,36 14,68 5,1 24,38 3

22、1,75 5,56 5,08 8,13 4,5 12B .750 19,050 17,0 30,48 15,24 6,6 24,38 40,23 6,76 5,08 8,13 6,7 16A 1.000 25,400 23,1 33,32 16,66 5,1 30,58 38,10 5,56 5,08 8,13 5,2 16B 1.000 25,400 23,1 35,92 17,96 6,6 30,58 46,84 6,76 6,60 9,91 8,1 20B 1.250 31,750 28,9 42,06 21,03 6,6 37,90 46,84 6,76 6,60 9,91 8,0 2

23、4B 1.500 38,100 34,9 46,02 23,01 6,6 43,94 53,97 7,14 6,60 9,91 9,4 28B 1.750 44,450 41,2 52,37 26,06 6,6 51,61 60,32 7,14 6,60 9,91 10,7 32C 2.000 50,800 46,8 60,32 30,17 8,2 61,01 69,85 7,92 7,87 11,68 14,4 a This code is composed with the following elements: Nominal diameter given in 16th of inch

24、es within 2 digit; Bolt nominal thread diameter A: .1900 in (4,826 mm); B: .2500 in (6,35 mm); C: .3125 in (7,938 mm). b Mass quoted in kg/1 000 parts 4 Designation EXAMPLE Description block SEAL, GASKET, 4 HOLES Identity block EN4811-10A Number of this standard Dimensional code (see Table 1) NOTE I

25、f necessary, the code I9005 shall be placed between the description block and the identity block. 5 Identification marking EN 2424, category A, as indicated on Figure 1. prEN 4811:2015 (E) 6 6 Technical specification EN 4054 with minimum pressure values for ageing and pressurizing tests. 7 Quality Assurance Approval of the manufactures See EN 9100

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