1、A. E. C. M .A. STAN DARD NORME A.E.C.M.A. A.E.C.M.A. NORM prEN 3007 Issue P 1 November 1987 EDITE PAR LASSOCIATION EUROPEENNE DES CONSTRUCTEURS DE MATERIEL AROSPATIAL 88. boulevard Malesherbes, 76008 PARIS -TEL. 45-63-82-86 UD6 : Key words : ENGLISH VERSION Aerospace series Bolts, hexagon head, reli
2、eved shank, long thread, in heat resisting steel Ctassification 900 MPa/650 OC Silver plated FE-PA92HT (A286) Srie arospatiale Vis tte hexagonale, ft dgag, filetage long, en acier r6sistant chaud Classification 900 MPa/650 OC Argente FE-PA92HT (A286) Luft- und Raumfahrt Sechskantschrauben, Dnnschaft
3、, langes Gewinde, aus hochwarmfestem Stahl Klasse : 900 MPa/65O OC Versilbert FE-PA92HT (A286) This .Aerospace Series. pre-standard 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 AE
4、CMA-Members. It has been technically approvedby the experts of the concerned AECMA Commission following comment by the Member countries. Subsequent to the publication of this pre-standard. the technical content shallnot be changed to an extent that interchangeability is affected, physically or funct
5、ionally, without re-identification of the standard After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the fficial Services of the Member countries it will be submitted as a draft European Standard to CEN (.European Committee for Standardization) for f
6、inal vote. Nota - Extra copies can be supplied by B.N.A.E. - 8, rue Moreau-Vauthier - 92100 BOULOGNE-BILLANCOURT Edition approved for publication Comments should be sent within six months C8 Chairman Mr. WILLIAMS after the date of publication decision 88, Bd. Malesherbes 2 November 1987 A.E.C.M.A. 7
7、5008 PARIS * FRANCE aecrna 198 AECMA PREN3007 87 m 1012311 0004636 T m Issue P 1 prEN3007 Page 3 - . -_ _ 1 This standard specifies the characteristics of hexagon headed bolts with Scope and field of application O relieved shank and long thread in heat resisting steel, PE-PA92HT (A286), in the tensi
8、le strength dass 900 MPa at room temperature, maxlmum test temperature of the material 650 C. 2 References IS8 3353, IS0 5855/1, Aerospace construction - fiLJ threads - Part i : Basic profile IS0 5855/2, Aerospace conseruction - MJ threads - Part 2 : Dimensions for. Aerospace construction - Rolled t
9、hreads - Runout and lead threads bolts and nuts EN2399, Heat resisting steel PE-PA92HT - Rm - 900 MPa - Bars for forged bolts D - 25 mm - Aerospace serles EN2424, Identification marking of standard fasteners - Aerospace series EN25 76, Aerospace series - Bolts in heat resisting steel PE-PA92HT (A286
10、) - Classiffcation 900 MPa/650 “C - Technical specification i) EN2786, Aerospace series - Electrolytic silver plating of metals - except titanium, aluminium and their alloys i) 3 Required characteristics 3.1 The bolts shail conform dimensionally to figure 1 and tables 1 and 2. 3.2 Surface texture Se
11、e figure 1. 3.3 Material O Heat resisting steel PE-PA92HT (A286) to EN2399 3.4 Surface treatment Silver.coated, thickness 3 to 6 pm to EN2786, category A. Previous page is blank _ AECMA PREN3007 87 W L0123LL 0004637 L W Issue P 1 prEN3007 Page 4 Break sharp edges 0,l to 6 Places jfoxoi Identity mark
12、ing E Surface roughness measured prior to coating o, 4 Shape in this area at manufacturers option I Table 1 Dimensions in mm a a O AECMA PREN3007 87 W 1012311 0004638 3 Issue P 1 prEN3007 Page 5 AECMA PREN3007 Issue P 1 prEN3007 Page 6 87 I L0L23LL 0004637 5 I AECMA PREN3007 87 LOIZ3II 0004640 I m I
13、ssue F 1 yrEN3009 Page 7 - 4 Designation Each individual bolt shall only be designated as folows : Description block BOLT Identity block EN3007-C r Number.of EN standard 1 O60 = Diameter code (see table i) O30 = Length code (see table 2) I Note : if necessary, the design code S9005 shall be placed between the description block and the identity block. 5 Harking Each bolt shall be marked as defined by EN2424 category A in the place indicated by figure i. 6 TechnScal specification Bolts to this standard shall conform to the requirements of EN2576.
