1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM ASD-STAN prEN 4804 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 Swivel flange with 4 fastening holes, in nickel alloy Inch series Luft- und Raumfahrt Rohrverschraubung mit Flanschen Lose Flansche mit 4 Befestigungslchern, aus Nickellegierung Inch-Reihe Srie arospatiale Raccordement bride Brides flottantes avec 4 trou
3、s de fixation en alliage de nickel 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). It is published for the needs of the European Aerospace Industry. It has been t
4、echnically 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 affected, physically or functionally, without re-identification of the standard.
5、 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 transformation to full European Standard (EN). The CEN national members have then to im
6、plement 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 published by ASD-STAN for the needs of the European Aerospace Industry. The use of this
7、 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 and technical report at least every five years at which time it may be revised,
8、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 or transmitted, in any form or by any means, electronic, mechanical, photocopyi
9、ng, 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 sent within six months after the date of publication to ASD-STAN Mechanical Do
10、main Copyright 2016 ASD-STAN prEN 4804:2015 (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 5 7 Quality Assurance 5 Foreword This standard was reviewed by the Domain Technical Coor
11、dinator 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 4804:2015 (E) 3 1 Scope This standard specifies the characteristics of swivel
12、flanges, 4 holes, for pipe couplings in nickel alloy for inch series aerospace applications. Nominal pressure: Up to 21 000 kPa; depends on the associated seal, tube material, tube diameter and tube wall thickness in the assembly (see EN 4814). NOTE Assembly in accordance with TR 4815. 2 Normative r
13、eferences The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applie
14、s. EN 2424, Aerospace series Marking of aerospace products EN 2516, Aerospace series Passivation of corrosion resisting steels and decontamination of nickel base alloys EN 3671, Aerospace series Heat resisting alloy NI-PH3601 (NiCr22Mo9Nb) Non heat treated Forging stock a or D 250 mm EN 4376, Aerosp
15、ace series Heat resisting alloy NI-PH2601 (NiCr19Fe19Nb5Mo3) Solution treated and precipitation treated Bar and section De 200 mm 1) EN 4377, Aerospace series Heat resisting alloy NI-PH2601 (NiCr19Fe19Nb5Mo3) Non heat treated Forging stock a or D 300 mm 1) EN 4379, Aerospace series Heat resisting al
16、loy NI-PH3601 (NiCr22Mo9Nb) Solution treated, forging De 200 mm EN 4380, Aerospace series Heat resisting alloy NI-PH3601 (NiCr22Mo9Nb) Solution treated Bar and section De 200 mm 1) EN 4814, Aerospace series Flange couplings, up to 21 000 kPa Technical specification Inch series 1) EN 9100, Quality Ma
17、nagement Systems Requirements for Aviation, Space and Defense Organizations TR 4815, Aerospace series Flange couplings, up to 21 000 kPa Design standard Inch series 2) 3 Required characteristics 3.1 Configuration Dimensions Tolerances Masses See Figure 1 and Table 2. Dimensions and tolerances are in
18、 millimetres, except otherwise specified. 3.2 Material and surface treatment Table 1 Material Code EN 4380 or EN 3671 or EN 4379 1 EN 4376 or EN 4377 2 1) Published as ASD-STAN Prestandard at the date of publication of this standard. (http:/www.asd-stan.org/) 2) Published as ASD-STAN Technical Repor
19、t at the date of publication of this standard. (http:/www.asd-stan.org/) prEN 4804:2015 (E) 4 Surface finish: Passivation EN 2516 Key 1 3D view (for information only) 2 4 holes 3 Marking 4 Alternative shape Figure 1 Ramax 3,2 0,3 0,1 prEN 4804:2015 (E) 5 Table 1 Dimensional code a Nominal diameter A
20、 B C E F G H J K N P Mass b inch mm 0,25 +0,15 0 0,25 Theo. Theo. min max min max 0,25 +0,15 0 min max 0,5 10A .625 15,875 5,20 2,40 20,30 26,37 13,185 5,60 7,10 5,50 5,70 19,70 28,80 1400 1600 49,5 39,8 10B .625 15,875 5,20 2,40 20,30 28,30 14,15 5,60 7,10 7,10 7,30 22,50 28,80 2130 2230 56,7 43,8
21、12A .750 19,050 5,20 2,40 24,40 29,36 14,68 5,60 7,10 5,50 5,70 21,20 32,00 2130 2230 54,2 43,9 12B .750 19,050 5,20 2,40 24,40 30,48 15,24 5,60 7,10 7,10 7,30 23,60 32,00 2130 2230 55,8 45,2 16A 1.000 25,400 5,20 2,40 30,70 33,32 16,66 5,60 7,10 5,50 5,70 23,20 38,35 1400 1600 59,8 45,4 16B 1.000 2
22、5,400 5,20 2,40 30,70 35,92 17,96 5,60 7,10 7,10 7,30 27,20 38,35 2130 2230 63,5 53,4 20B 1.250 31,750 5,45 2,65 37,30 42,06 21,03 7,10 8,90 7,10 7,30 28,50 47,10 2130 2230 72,1 79,0 24B 1.500 38,100 6,00 2,95 42,90 46,02 23,01 7,10 8,90 7,10 7,30 30,50 54,20 1400 1600 81,2 87,5 28B 1.750 44,450 6,2
23、0 3,15 50,50 52,37 26,19 7,10 8,90 7,10 7,30 33,70 60,60 2130 2230 90,2 102,9 32C 2.000 50,800 6,20 3,15 56,90 60,33 30,17 7,10 8,90 8,60 8,90 38,60 70,10 2130 2230 101,5 118,7 a This code is composed with the following elements: Nominal diameter given in 16th of inches within 2 digit; Bolt nominal
24、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 FLANGE, 4 HOLES Identity block EN4804-10A1 Number of this standard Dimensional code (see Table 2) Material code (see Table 1) NOTE If 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. 6 Technical specification See EN 4814. 7 Quality Assurance Approval of the manufactures See EN 9100
