1、3404589 O062323 82T - Note : prEN 3672, Edition P I, February 1994, has been distributed by circular AECMA/BNAE n 55863 dated 1994-02-22. AECMA STANDARD prEN 3672 NORME AECMA Edition P 1 AECMA NORM February 1994 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL Technopolis - 175
2、, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. Il) 47.36.98.76 CORRIGENDUM 1994 - 05 - 31 ENGLISH VERSION Aerospace series Shank nuts, self-locking, in heat resisting nickel base alloy NI-PI O1 HT (Waspaloy), silver plated, for 30 swage Classification : 1 210 MPa (at ambient t
3、emperature) / 730 OC Srie arospatiale Luft- und Raumfahrt crous sertir, freinage interne, en alliage rsistant chaud base de nickel NI-PI O1 HT (Waspaloy), argents, pour sertissage 30 Classification : 1 210 MPa ( temprature ambiante) I730 OC Einnietmuttern, selbstsichernd, aus hochwarmfester Nickelba
4、sislegierung NI-PIO1 HT (Waspaloy), versilbert, fr 30 Aufweitung Klasse : 1 210 MPa (bei Raumtemperatur) I730 OC Replace page 4 of the previous edition by the attached page 4 modified as follows : Values of dimensions L and T and of mass are replaced by the following values : Nota - Extra copies can
5、 be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 921 38 ISSY-LES-MOULINEAUX CEDEX I Comments should be sent within six months after the date of publication to I Edition approved for publication 1994-02-28 AECMA Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-
6、Moulineaux Cedex - FRANCE C8 Chairman M. Williams I l i aecma 1994 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN PREN*3672 94 3404589 0062338 235
7、 AECMA STANDARD prEN 3672 NORME AECMA Edition P 1 AECMA NORM February 1994 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATtRIEL AROSPATIAL Technopolis - 175, rue Jean-Jacques Rousseau - F-92138 Issy-les-Moulineaux Cedex - Tl. (1) 47.36.98.76 UDC : Descriptors : ENGLISH VERSION Aerospace seri
8、es Shank nuts, self-locking, in heat resisting nickel base alloy NI-PI O1 HT (Waspaloy), silver plated, for 30 swage Classification : 1 210 MPa (at ambient temperature) / 730 OC Srie arospatiale Luft- und Raumfahrt crous sertir, freinage in-2rne. en alliage rsistant chaud base de nickel NI-P1 O1 HT
9、(Waspaloy), argents, pour sertissage 30 Classification : 1 210 MPa ( temprature ambiante) / 730 OC Einnietmuttern, selbstsichernd, aus hochwarmfester Nickelbasislegierung NI-Pl O1 HT (Waspaloy), versilbert, fr 30 Aufweitung Klasse : 1 210 MPa (bei Raumtemperatur) I730 OC This “Aerospace Series Prest
10、andard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Committee following comment by the Mem
11、ber countries. 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. After examination and signature of the AECMA Standard Checking Centre
12、1NPS.l and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopoiis 54 - 199, rue Jean-Jacques Rousseau - 921 38 I
13、SCY-LEC-MOULINEAUX CEDEX Edition approved for publication 1994-02-28 Comments should be sent within six months after the date of publication to AECMA Technopolis - 175, rue Jean-Jacques Rousseau 921 38 Issy-les-Moulineaux Cedex - FRANCE C8 Chairman M. Williams I aecma 199 Copyright Association Europ
14、eene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN PRENa3672 94 3404589 0062339 173 Page 3 prEN 3672 : 1994 1 Scope This standard specifies the characteristics of self-locking s
15、hank nuts in NI-PI O1 HT, silver plated, for use in 30 cone holes, for aerospace applications. Classification : 1 210 MPa 1 / 730 OC 2, 2 Normative references IS0 5855-2 Aerospace - MJ threads - Part 2 : Limit dimensions for bolts and nuts EN 2424 Aerospace series - Identification marking of standar
16、d fasteners 3, EN 2786 Aerospace series - Electrolytic silver plating of fasteners EN 2959 Aerospace series - Heat resisting nickel base alloy (NI-P101HT) - Solution treated and cold worked - Bar for hot upset forging for fasteners - 3 I D I30 mm 4, EN 3005 Aerospace series - Nuts, self-locking, in
17、heat resisting nickel base alloy NI-PI O1 HT (Waspaloy) - Classification : 1 210 MPa / 730 OC - Technical specification 4, EN 3220 Aerospace series - Heat resisting nickel base alloy (NI-P101HT) - Cold worked and softened - Bar and wire for continuous forging or extrusion for fasteners - 3 I D I 30
18、mm 4, 3 Required characteristics 3.1 Configuration - Dimensions - Tolerances - Masses See figure 1 and table 1. Dimensions and tolerances are in millimetres. They apply after silver plating. 3.2 Materials EN 2959 or EN 3220 3.3 Surface treatment EN 2786 on thread, counterbore and chamfers Thickness
19、: - External surfaces : 5 ,VITI to 15 pm ; - Thread 2 MJ6 : 5 pm min. on thread flanks ; - Thread MJ5 : shall show complete coverage, without thickness requirement. 1) The strength class of the bolt concerned which can withstand the load at ambient temperature when tested at 100 % load without crack
20、ing or breaking of the nut. 2) Maximum test temperature of the parts 3) Published as AECMA Standard at the date of publication of the present standard Previous page ;, : :. 4 * 4) Published as AECMA Prestandard at the date of publication of the present standard is blank I Copyright Association Europ
21、eene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN PRENt3672 94 m 3Y04589 0062320 993 m kad *) Code Designation 050 MJ50,8-4H6H 060 MJ6xl-4H5H 070 MJ7x1-4H5H O80 MJ8xl-4H5H Page
22、 4 prEN 3672 : 1994 Mass + 0,l O parts f 0,l f 0.25 h14 O nom. Tot. -0,l f 0.1 f 0,25 max. B 8,5 2,7 9,5 3,35 7 13 7 5,2 6,5 9,5 8 14 8 6,2 . f 0,lO 7.5 10,5 9 16 9 7.2 2.8 8,5 113 3.4 10.5 4.16 C E HJ 1 P S T Z kgll O00 2.4 10 17 10 8.2 32 f 0,15 9,5 12,5 3.9 11.5 5,4 Values apply before silver pla
23、ting. Thread surface will be as achieved by normal methods of manufacture. 6,7( 37) o, 13 I A I Not convex - / Form-out-round in this area to achieve the self-locking requirement (tooling marks permissible). X Marking in these areas but not in locking area C t X Remove sharp edges 0,l t0,4 Details o
24、f form not stated are left to the manufacturers discretion. 1) Limit of the blend radius Figure 1 Table 1 I “1 In accordance with IS0 5855-2. In the self-locking zone, the tolerances apply before forming out-of-round. Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
