1、STDmAECMA PREN 4402-ENGL 1999 m 3032331 0037422 859 m Nota - Extra copies can be supplied by B.N.A.E. - Technoplis 54 - 199, rue Jean-Jaques Rousseau - 92138 ISSY-LES-MOULINEAUX CEDEX Comments should be sent within six months after the date of publication to Edition approved for publication C3 Chair
2、man AECMA STANDARD NORME AECMA AECMA NORM prEN 4402 Edition P 1 December 1999 PUBLISHED BY THE EUROPEAN ASSOCiATION OF AEROSPACE INDUSTRIES (AECMA) Guiledelle 94 - B-1200 BRUXELLES - Tel. (+32) 2 775 81 10 - Fax. (+32) 2 775 81 I i ICs: 49.030.60 Descriptors: aircraft industry, aircraft equipment, r
3、ivet, countersunk head rivet, titanium alloy, specification, characteristic, dimension, mass, dimensional tolerance, surface treatment, designation, marking ENGLISH VERSION Aerospace series Lockbolts, 100“ countersunk normal head, sheartype, close tolerance, in titanium alloy TI-P64001, with alumini
4、um pigmented coating, metric series Classification: i 100 MPa (at ambient temperature) / 315 OC Srie arospatiale Luft- und Raumfahrt Rivets bague sertie, tte fraise 100 normale, cisaillement, tolrance serre, en alliage de titane TLP64001, srie mtrique Classification : 1 100 MPa ( temprature ambiante
5、) I315 “C PaBniete, mit 100“ normalem Senkkopf, Schertyp, aus Titanlegierung TbP64001, mit Aluminium pigmentierter Beschichtung, Klasse: 1 100 MPa (bei Raumtemperatur) I 31 5 “C avec revtement alumino-organique, metrische Reihe This “Aerospace Series“ Prestandard has been drawn up under the responsi
6、bility of AECMA (The European Association of Aerospace Industries). 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 Member countries. Subsequent to the publication of this Pr
7、estandat, 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 AKMA Standard Checking Centre (NPS) and formal agreement of fhe Oficial Services of the
8、 Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for formal vote. 1999-1 2-31 AECMA Gulledelle 94 8-1 200 BRUXELLES Mr Visconti I l aecma 19s STD.AECMA PREN 4402-ENGL 1999 M L03233L 0037423 795 m Page 3 prEN 4402: 1999 I Scope This s
9、tandard specifies the characteristics of lockbolts with 100“ countersunk normal head, sheartype, close tolerance, in titanium alloy TI-P64001, with aluminium pigmented coating, metric series, for use in aerospace applications. Classification : 1 100 MPa 1) I315 “C 2) In both versions, .e. with and w
10、ithout pintail these lockbolts fulfill the same function when installed and are statically / dynamically equivalent. They are intended to be used with collars to EN 41 74 or EN 41 75. 2 Normative references EN 2424 EN 4174 EN 4175 EN 4176 EN 4474 MIL-L-87 1 328 TR 3775 Aerospace series - Marking of
11、aerospace products Aerospace series - Collars, swage locking, sheartype, in aluminium alloy 2024, anodized or chromated, metric series 3) Aerospace series - Collars, flanged swage locking, sheartype, in titanium TI-P99002, metric series 3) Aerospace series - Lockbolts, 100“ countersunk normal head o
12、r protruding head, tension- I sheartype, close tolerance, in titanium alloy TI-P64001 , anodized or with aluminium pigmented coating - Collars in titanium TLP99002 or aluminium alloy 2024 - Metric series - Technical specification 3) Aerospace series - Aluminium pigmented coating - Coating methods 3)
13、 Lubricant, Cetyl Alcohol, 1 -Hexadecanol, Application to Fasteners 4) Aerospace series - Bolts and pins - National materials 5) 3 Required characteristics 3.1 See figure 1 and tables 1 and 2. Dimensions and tolerances are expressed in millimetres and apply after surface treatment. Configuration - D
14、imensions - Masses 3.2 Materials TR 3775 (titanium alloy, strength class 1 100 MPa) 3.3 Surface treatments EN 4474 Lubrication with cetylic alcohol (chlorine free) according to MIL-L-87132 1) Minimum tensile strength of the material at ambient temperature 2) Maximum temperature that the lockbolt can
15、 withstand without continuous change in its original characteristics, after return to ambient temperature. The maximum temperature is determined by the material. 3) Published as AECMA Prestandard at the date of publication of this standard 4) Published by: Department of Defense (DoD), the Pentagon,
16、Washington, D.C.20301, USA 5) Published as AECMA Technical Report at the date of publication of this standard Previous page is blank - - STDmAECMA PREN 4402-ENGL 2797 m 20223LL 0027424 624 = Page 4 prEN 4402: 1999 Values in micrometres apply prior to surface treatment. WI Loc kbol t, version S witho
17、ut pintail wu m Pty Pel 1 Location of manufactures symbol 2 3 Predetermined breaking point 4 Marking 5 6 Lightening hole 7 Drill start Sealant escape groove option: code G Groove section at manufacturers option STD.AECMA PREN 4402-ENGL Lqqq LOL23LL 0037425 568 prEN 4402: 1999 Diameter code Length Gr
18、iplength 10,25 over to O40 4 2 4 060 6 4 6 code LI a Table 2 - 040 050 060 oao 1 O0 i3 Massb L3 Massb L3 Massb L3 Massb L3 Massb +2 +2 +2 +2 +2 O O O O O 20,9 0,48 23,3 0,80 25,6 1,83 - - - - 22,9 0,59 25,3 0,97 27,6 2,08 31,2 4,07 35,4 7,06 a b Measured from the bearing surface under the head to th
19、e end of full cylindrical portion of shank. Approximate values (kgll O00 installed pieces without collar), calculated on the basis of 4,45 kg/dm3, for information purposes only. Mass reduction for version “S“ = 5%. Average is depending of grip length. Page 6 prEN 4402: I999 Number of this standard L
20、ockbolt version 6) (see figure 1) Diameter code (see table 1) STD=AECMA PREN 4402-ENGL 3999 M 3032333 O037426 4T4 4 Description EXAMPLE: NOTE If necessary, the code 19005 shall be placed between the description block and the identity block. 5 Marking EN 2424, style C (see figure 1). 6 Technical specification EN 4176 6) If it is not intended to define the version in the documents (with or without pintail, depending on whether riveting will be manual or automatic), it is not necessary to give a code letter. However, the version has to be clearly indicated in the purchase order.
