AECMA PREN 2852-1987 Aerospace Series Nuts Hexagonal Plain Normal Height Normal Across Flats Heat Resisting Steel Passivated Classification 1100 MPa 650 Degrees Celsius Issue P 1《航.pdf
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1、AECMA PREN2852 87 W L0123LL _ OOOLi270 S-Iii, - prEN2852 A.E.C.M.A. STANDARD NORME A.E.C.M.A. Issue P 1 A.E.C.M.A. NORM February 1987 Edition approved for publication DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL 88, boulevard Malesherbes, 75008 PARIS - TL. 45-63-82-85 UDC :
2、 Comments should be sent within six months C3 Chairman Key words : ENGLISH VERSION Aerospace series Nuts, hexagonal, plain, normal height, normal across flats, heat resisting steel passivated Classification : 1 1 O0 MPa/650 OC Srie arospatiale Luft- und Raumfahrt crous hexagonaux, simples Sechskantm
3、uttern, hauteur normale, surplats normaux normale Hhe, normale Schlsselweite, en acier rsistant chaud passiv aus hochwarmfestem Stahl, passiviert Ciassification : 1 I O0 MPa/650 OC Klasse : 1100 MPa/650 “C This standard is initially published on green paper for the needs of AECMA-Members (Associatio
4、n Europenne des Constructeurs de Matriel Arospatial). It has been technically approved by the experts of the concerned AECMA Commission following comment by the manufacturers of the Member countries. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of
5、the Official Services of the Member countries it will be published in its final version on yellow paper as an AECMA Standard. 16 February 1987 after the date of publication decision A.E.C.M.A. 88, Ed. Malesherbes 75008 PARIS - FRANCE Mr ARENA aecma 1987 Copyright Association Europeene des Constructe
6、urs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Previous page is blank Issue P prEN2852 Page 1 Scope This standard specifies the characteristics of plain hexagonal nuts in passivated heat resisting
7、 steel, with or without locking holes, the dimensions of which are in conformity with IS0 8279. 2 Field of application These nuts are intended for use in aircraft assemblies, subjected principally to tension loading. They are intended to be used with bolts of 1100 MPa 2, tensile strength classificat
8、ion, at temperatures up to 650 OC. 3 References IS0 5855/1, IC0 5855/2, Aerospace Construction - MJ Threads - Part 1 : Basic profile Aerospace Construction - MJ Threads - Part 2 : Dimensions for bolts and nuts IS0 8279, IS0 8788, O IS0 9139, EN2000, EN2171, EN2398, EN2424, EN25 16, 4 Required O Aero
9、space - Plain hexagon nuts with strength classifica- tion 1100 MPa and maximum operating temperature 235 OC Aerospace - Fasteners - Tolerances of form and position for nuts i) Aerospace series - Nuts, plain and slotted - Technical specification 1) Aerospace series - Quality assurance requirements fo
10、r the manufacture and procurement of EN aerospace standard products Heat resisting steel FE-PA92-HT - Rm 2 900 MPa - Bars - Aerospace series Heat resisting steel FE-PA92-HT - Rm 900 MPa - Bars for machined bolts D - 25 mm - Aerospace series Identification marking of standard fasteners - Aerospace se
11、ries Aerospace series - Passivation of corrosion resisting steel i) characteristics 4.1 Configuration - Dimensions - Tolerances Configuration shall be in accordance with the figure ; the dimensions and tolerances shall conform to the values shown in the figure and table 1 after passivation. The tole
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- AECMAPREN28521987AEROSPACESERIESNUTSHEXAGONALPLAINNORMALHEIGHTNORMALACROSSFLATSHEATRESISTINGSTEELPASSIVATEDCLASSIFICATION1100MPA650DEGREESCELSIUSISSUEP1

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