1、ASD STANDARD NORME ASD ASD NORM prEN 6094 Edition P 2 July 2007 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONAvenue de Tervuren, 270 - B-1150 Brussels - Tel. + 32 2 775 8126 - Fax. + 32 2 763 3565 - www.asd-stan.orgICS: Supersedes edition P 1 July 2006 Des
2、criptors: ENGLISH VERSION Aerospace series Washer, spring, countersunk Srie arospatiale Rondelle, ressort, fraise Luft- und Raumfahrt Federsenkscheibe This “Aerospace Series“ Prestandard has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europ
3、e - Standardization). 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 i
4、nterchangeability is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-STAN, it will be submitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and t
5、ransformation 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. Edition approved for publication 31 July 2007 Comments should b
6、e sent within six months after the date of publication to ASD-STAN Mechanical Domain Copyright 2007 by ASD-STAN prEN 6094:20072 Contents Page Foreword2 1 Scope 3 2 Normative references 3 3 Requirements.4 4 Designation 5 5 Marking .6 6 Technical specification .6 7 Example of installation6 Bibliograph
7、y7 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 6094:20073
8、1 Scope This standard specifies the dimensions, tolerances, required characteristics and mass of a countersunk spring washer for use in fuselage interior equipment and structural applications. 2 Normative references The following referenced documents are indispensable for the application of this doc
9、ument. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 2768-1, General tolerances Part 1: Tolerances for linear and angular dimensions without individual tolerance indications. EN 2424
10、, Aerospace series Marking of aerospace products. EN 2516, Aerospace series Passivation of corrosion resistant steels and decontamination of nickel base alloys. EN 2540, Aerospace series Steel FE-PM3902 (X7CrNiAl17-7) Air Melted Solution treated and precipitation hardened Sheet and strip a 6 mm 1 24
11、0 MPa Rm 1 450 MPa. 1)EN 6088, Aerospace series Stud.1)EN 6092, Aerospace series Receptacle, floating, double lug. 1)EN 6093, Aerospace series Receptacle, floating, single lug. 1)EN 6095, Aerospace series Rotary fasteners, structural and non-structural applications Technical specification. 1)EN 6105
12、, Aerospace series Stud with shoulder. 1)EN 10088-2, Stainless steels Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes. AMS 2700, Passivation of corrosion resistant steels. 2)1) Published as ASD Prestandard at the date of publication
13、of this standard. 2) Published by: Society of Automotive Engineers (SAE), 400 Commonwealth Drive, Warrendale, PA 15096-0001, USA. prEN 6094:20074 3 Requirements 3.1 Configuration, dimensions, tolerances and mass The configuration, dimensions, tolerances and mass shall conform with Figure 1 and Table
14、 1. Dimensions and tolerances are expressed in millimetres. Tolerances not specified shall be in accordance with ISO 2768-1. All dimensions and tolerances apply after surface treatment. All burrs to be removed / sharp edges to be broken. +2100 D-1HE C B AT51Figure 1 Configuration Table 1 Dimensions
15、and mass Size code A 0,14 B 0,25 C (Ref.) D 0,25 E (Ref.) H (Ref.) T 0,06 Mass (Ref.) kg/1 000 pieces 16 10,16 10,57 15,88 1,4 2,1 0,64 0,83 18 10,20 10,20 18,00 1,3 1,6 0,30 0,49 19 10,87 6,40 11,14 19,05 1,8 2,19 0,41 0,86 3.2 Material and surface treatment See Table 2. prEN 6094:20075 Table 2 Mat
16、erial and surface treatment Size code Material Tensile strength MPa Surface treatment 16 Corrosion resistant steel 1.4310 per EN10088-2 1 100 1 300 18 Steel FE-PM3902 (X7CrNiAl17-7) per EN2540 or equivalent 1 160 min. 19 Corrosion resistant steel 1.4310 per EN10088-2 1 100 1 300 Passivated per AMS 2
17、700 or EN 2516 3.3 Static values The washer shall be capable to withstand the loads given in Table 3 without permanent deformation. Load direction is outlined in Figure 2. NOTE Size code 19 must not be used in combination with quick release fastener system EN 6088, EN 6092, EN 6093 and EN 6105. Tabl
18、e 3 Static values Size code Minimum pre-load N 16 18 3 000 19 2 000 3.4 Operating temperature This washer shall be used in the temperature range of 55 C to 150 C. 4 Designation EXAMPLE Description block WASHER Identity block EN6094-16 Number of this standard Size code (see Tables 1, 2 and 3) NOTE If
19、 necessary, the code I9005 shall be placed between the description block and the identity block. prEN 6094:20076 5 Marking EN 2424, style G 6 Technical specification EN 6095 7 Example of installation See Figure 2 and Table 4. Washer EN6094(installed condition)PanelStud EN6088 or EN6105ZPre-LoadKey 1
20、 Pre-load 2 Washer EN 6094 (installed condition) 3 Stud EN 6088 or EN 6105 4 Panel Figure 2 Example of installation Table 4 Installation hole sizes Size code Z 16 10,8 0,1 18 10,5 0,1 19 11,4 0,1 1 4 23 prEN 6094:2007 (E) 7 Bibliography EN 6089, Aerospace series Washer, retaining, for usage with stud EN 6088.)1EN 6090, Aerospace series Washer, retaining.)1EN 6091, Aerospace series Circlip. 1)_ 1) Published as ASD Prestandard at the date of publication of this standard.
