ASD-STAN PREN 3542-1990 Aerospace Series Insert Screw Thread Helical Coil Self- Locking in Heat Resisting Alloy Nickel Base Alloy (INCO X750 - EN 3018) Unplated (Issue P 1)《航空航天系列 .pdf
《ASD-STAN PREN 3542-1990 Aerospace Series Insert Screw Thread Helical Coil Self- Locking in Heat Resisting Alloy Nickel Base Alloy (INCO X750 - EN 3018) Unplated (Issue P 1)《航空航天系列 .pdf》由会员分享,可在线阅读,更多相关《ASD-STAN PREN 3542-1990 Aerospace Series Insert Screw Thread Helical Coil Self- Locking in Heat Resisting Alloy Nickel Base Alloy (INCO X750 - EN 3018) Unplated (Issue P 1)《航空航天系列 .pdf(6页珍藏版)》请在麦多课文档分享上搜索。
1、a O O O Edition approved for publication Comments should be sent within six months after the date of aublication decision A.E.C. M.A. STAN DARD NORME A.E.C.M.A. A.E.C.M.A. NORM C8 Chairman prEN 3542 issue P 1 October 1990 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL 88, bou
2、levard Malesherbes, 75008 PARIS -TL. 45-63-82-85 ENGLISH VERSION Aerospace series Insert, screw thread, helical coil, self-locking, in heat resisting alloy, nickel base alloy unplated (INCO X750 - EN 301 8*), “4 Srie a,. ospatiale Filets rapports, freinage interne, en alliage rsistant chaud, base de
3、 nickel Luft- und Raum., Draht-Gewindeeinstze, selbstsichernd, Warme bestandige, Nickel basis Legierung (INCO X750 - EN 301 8*), (NCO X750 - EN 301 8*)r sans revtement blank This Aerospace Seriess pre-standard has been drawn up under the responsibility of AECMA (Association Europenne des Constructeu
4、rs 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 Commission following comment by the Member countries. Subsequent to the publication of this pre-standard, the technical content shalinot be chang
5、ed to an extent that interchangeability is affected, physicalry or functionally, without re-identification of the standard. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Officiaiservices of the Member countries it will be submitted as a draft
6、 European Standard to CEN (European Committee for Standardization) for final vore. * will be replaced by the complete designation when available 1990-1 0-31 A.E.C.M.A. 88, Bd. Malesherbes 75008 PARIS - FRANCE Mr. WILLIAMS aecrna 1990 - prEN 3542 Page 3 1 Scope and field of application This standard
7、specifies the characteristics of self-locking thread inserts, in Inconel X750, unplated, for aeronautical applicatfons. Maximum test temperature : 550 OC. 2 References IS0 5855-1, Aerospace - MJ Threads - Part 1 : General requirements IS0 5855-2, Aerospace - MJ Threads - Part 2 : Limit dimensions fo
8、r bolts and nuts EN 2424, Aerospace series - Identification marking of standard fasteners 1) EN 2943, Aerospace series - Wire thread inserts, prevailing torque (self-locking) - Technical specification 2) EN 2945, Aerospace series - Assembly with self-locking thread inserts 2) EN 3018, Aerospace seri
9、es - Heat resisting nickel-based alloys (INCO X750) 3) EN 3044, Aerospace series - Design dimensions 2). Installation of self-locking thread inserts - 3 Materials, surface treatments, material identification 3.1 Material Nickel-based alloy EN 3018. 3.2 Surface treatment None. 3.3 Material identifica
10、tion Colour : yellow. 4 Required characteristics 4.1 Configuration, dimensions, tolerances The configuration shall be in accordance with figure 1 on p ge 5 dimensions and tolerances shall be in accordance with the values shown on figure 1 and tables 1 and 2. 1) Published as AECMA standard at the dat
11、e of publication of the present standard. 2) Published as AECMA pre-standard at the date of publication of the present standard. 3) In preparation at the date of publication of the present standard. Previous page is blank I 1 k - AECMA PREN3542 90 m 1012311 0006703 6 E prEN 3542 Page 4. 4.2 Surface
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