1、EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 2569 March 1991 UDC 629.7.05 : 621.854.1 : 621.85.058 : 658.56 Descriptors: Aeronautical industry, aircraft controls, metal cable, flexible cable, cable turnbarrel components, specification English version Aerospace series - Control cable fittings
2、 and turnbarrels - Technical specification Srie arospatiale - Embouts et tendeurs de cbles de commandes - Spcification technique Lief erbedingungen Luft- und Raumfahrt - Seikchuhe und Spannschlsser fr Steuerseile - %chnische This European Standard was approved by CEN on 6 March 1991. CEN members are
3、 bound to comply with the requirements of the CENKENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained
4、on application to the Central Secretariat or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretari
5、at has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembowg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. European Committee for Stan
6、dardization Comit Europen de Noimalisation Europisches Komitee fr Normung Centrd Secretariat: rue de Stassart 86, B-1050 Brussells O CEN 1991 Copyright resewed to all CEN members Ref. No. EN 2569 : 1991 E CEN ENx25b9 93 3404589 0038635 5 E! t FOrewsE*d This European Standard has been prepared by the
7、 European Association of Aerospace Manufacturers (AECMA). After inquiries and votes carried out in accordance with the rules of this Association, this Standard has successively received the approval of the National Associations and the Official Services of the member countries of AECMA, prior to its
8、 presentation to CEN. According to the Common CENKENELEC Rules, the following countries are bound to implement this European Standard: Austria, Belgium, Denmark, Finland, Rance, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United
9、 Kingdom. CEN EN*25b9 91 E9 3404589 OOLBb3b 7 m Page 3 EN 2569 : 1991 9 Scope end field o application This standard specifies the required characteristics, the qualification and acceptance inspections and tests for: - end fittings swaged onto control cables ; - cable turnbarrel components ; - cable
10、turnbarrel assemblies. 2 References ISQ 2020, Aerospace - Viechanicai systm parts - Preformed flexiblg steel wire rope for aircraft IS8 2859, Sampling procedures and tables for inspection by attributes ISQ 5855/1, Aerospace constructions - MJ threads - Part 4 : General requirements IS0 5855/2 Aerosp
11、ace constructions - MJ threads - Part 2 : Limit dimensions bolts ancl nuts EN 2000, Aerospace aeries - Quality assurance - EN aerospace products - Approval of the quality system of manufacturers 1) EN 2348, Aerospace series Control cable assemblies - Technical specification C0ntrol.S - TChniCiZll Sp
12、C?CifiC3tiOn EN 2353, Aerospace series - uPnbafel%, CoRtPOl cable in cOPPoSiOn resisting Steel Birri?RsinS and IQadS EN 2354, EN 2355, EN 2356, EN 2357, EN 2358, EN 2359. EN 2360. EN 2361, Aerospace aeries Eye-eds, threaded, cotrol cable in corrosion resisting steel - Dimensions and loads Dimensions
13、 and loads Aerospace series - ork-ends, threaded, control cable for rolling bearings in corrosion resisting steel - Dimensions and loads Aerospace aeries - Stud-ends in corrosion resisting steel swaged on type, control cable - Dimensions and loads Aerospace series Eye-ends in corrosion resisting ste
14、el swaged on type, control cable - Dimensions and loads Aerospace series - Fork-ends in corrosion resisting steel swaged on type, control cable - Dimensions and loads Aerospace series - ork-ends for rolling bearings in corrosion resisting steel swaged on type, control cable - Dimensions and loads Ae
15、rospace aeries - Ball-ends, double shank in corrosion resisting steel SWagd on type, ArOSlac Series - Frk-ends, threaded, control cable in COPPoSion PesiSting Steel control cable - DiwieRSiR and loads - 1) Published as AECMA standard at the date of publication of the present standard. Page 4 EN 2569
16、 : B99P EN 2362, EN 2363, EN 251 6, EN 2609, Aerospace series - Ball-ends,in corrosion resisting steel swaged on type, control cable - Dimensions and loads Aerospace series - Locking clips for turnbuckles of control cables - Dimensions Aerospace series - Passivation of corrosion resistant steels 1)
17、Aerospace series - Turnbarrels, control cable in copper-zinc alloy - Dimensions and loads. a Definitions 3. Defined by standards EN 2357, EN 2358, EN 2359, EN 2360, EN 2361 and EN 2362. End fittings for swaging onto control cables 3.2 Cable turnbarrel components Defined by standards EN 2353, EN 2354
18、, EN 2355, EN 2356, EN 2363 and EN 2609. 3.3 Cable turnbarrel assembly Defined as the assembly of the following components : - turnbarrel ; - locking clip ; - threaded junction parta (2) which can be fork-ends, eye-ends or stud-ends swaged on type. These various assemblies are not the subject of pro
19、duct standards. 3.4 Sudace discontinuities Crack : Rupture in the material which may extend in all directions and which may be intercrystalline or tr a nscr ysta I I i ne in c ka raer er. Score : Open surface defect whichis the result from a metallic tearing. Lap : Surface defect caused by folding o
20、ver metal particles or sharp edges which are then rolled or forged inPo the surface. Seam : Unwelded lap which appears as an open defect in the material. 3.5 Production Beteh A production batch comprises parts having the same identity block, manufactured in the same production sequence. produced fro
21、m the same material batch and having undergone together the heat treatments. - 1 ) In preparation at the date of publication of the present standard. 3.6 Delivery batch Two cases may arise : - Homogeneous batch made up of one and the same production batch : - Heterogenous batch mede up of different
22、produCtioR batches : The sampling plan is applicable to the whole of the delivery batch. The sampling plan ia applicable to each production bateh. 4 See table I, Required ckaeeeteristiea, inspection and test methods - Elause 4.1 4.2 - 4.3 4.4 4.5 4.6 4.7 P Ckarac- teristics Iiimensions tolerances an
23、d masses Materials _ Surface treatment Surface roughness Surface appearance Marking Left hand thread mark Table 1 Requirements Conforming with the product standards. - Conforming with the product standards. - - Applies only for end-fittings for treatment swaging and turnbarreis in corrosion resistin
24、g steel. Conforming with the product standards. Conforming with the product standards. No surface discontinuities except those permitted in 4.8 and 4.9. - I _- Conforming with the product standards. Shall neither damage the material nor be detrimental to service quality. Conforming with the product
25、standards. - Page 5 EN 2569 : 1991 - Inspection and test methods Usual measuring instruments ; threads : ( go/no-go B gauge. Manufacturers test and acceptance certificates for semi-finished products may possibly be used for this check. According to EN 2516. Usual instruments or visuo-tactile test sa
26、mples. Usual inspection methods. Visual inspection. - - Visual inspection. i) Q = Qualification 2) A = Acceptance Page 6 EN 2569 : i991 Clause 4.8 - 4.9 _E 4.1 1 Charac- teristics External thread Internal thread Turnbarrel assembly device I oc ki ng Play Effectiveness of turnbarrel assemblies lockin
27、g CEN ENS2569 91 = 3404589 0018b39 2 W Table 1 (Continued) Requirements Rolled and without burrs. pp See figure 1. SIX figure 2. Angular movement of the end-fittings in relation to the turnbarrel : see table 2. Locking clip : - remain in place : - retain its effectiveness. inspection and test method
28、s . Visual inspection. Microscopic section : - on the finished parts for qualification ; - during manufacturing for acceptance. Microscopic section : - on the finished parts for qualification ; - during manufacturing for acceptance. . Hold the turnbarrel assemblies in a vice. . Apply a torque to eac
29、h end-fitting in turn : - value : see table 2 ; - direction : clockwise then anti- . Measure the angle of rotation of each end-fitting in relation to the barrel : while the torque is being applied ; - by means of the usual instruments. clockwise, , Apply to the turnbarrel for 25 hours : - a longitud
30、inal tensile load equal to 25 % of the minimum breaking load specified in table 4 ; - vibrations with a frequency of 50 Hz and of 3,15 mm amplitude along a direction at right angle to the turnbarrel. . Check the turnbarrel assembly visually. CEN EN*25661 91 Ei 3404589 OOLBb40 9- Page 7 EN 2669 : 199
31、1 Table 9 (esneluded) Clause 4.12 4.13 - - 4.14 _= Charm- ristic Torsional strength of turnbarrel assemblies - Fatigue strength of turnbarrel assemblies under tensile load Ultimate strength of turnbarrel assemblies under tension Requirements P After the test : - neither cracks ; - nor distonions ; -
32、 nor failures ; on any of the turnbarrel components. After the test in the right hand column : - neither permanent elongation greater - nor failure ; on any of the turnbarrel components. than 0.1 % ; - After the test in the right hand column : no failure of the turnbarrel assembly components. Inspec
33、tion and test methods . Hold one end of the turnbarrel assembly in a vice. . Apply to the other end a torque of the value indicated in table 3 in the clockwise then in the anti-clockwise direction. . Carry out this operation 5 times (.e. 10 reversals). . Check visually and/or by means of usual equip
34、ment. . Use a device which can transmit the test load to the turnbarrel assembly under the conditions identical to those of its normal use. Note; If this device kas a swaged cable, the latter shall be : - flexible ; - in conformity with IS0 2020 : - of a diameter corresponding to that of - swaged in
35、 accordance with EN 2348. . Screw the threaded end-fittings until their threads are no longer visible. , Apply an increasing and decreasing force between the maximum and minimum tensile loads specified in table 4, longitudinally to the turnbarrel assembly. . Carry out this operation 300 times (.e. 6
36、00 reversals). . Check visually and/or by means of usual equipment. , Use the same device as in 4.13. . Apply a tensile load equal to or greater than the cable breaking load given in table 4, longitudinally to the turnbarrel assembly. . Check visually and/or by means of usual equipment. - the turnba
37、rrel used ; - Table 2 Dimensions in millimetres Meminal diameter Torque Max. angle of rotation of cable (7 1 .fi 2.4 3.2 4, Q 4.8 5.8 8,4 0.09 0,29 0.94 0,94 1,84 3.6Q 3.6Q 15 11 8 8 7 6 6 Table 3 Dimensions in millimetres Nominal diameter Torque of cable 1.6 2.4 3,2 4,Q 4.8 5.6 6.4 0,9 2,9 9,4 9.4
38、18,4 36.0 36,0 Table 4 Dimensions in millimetres Nominal diametre of cable Tension load Min. breaking load limits of cable II (kW IkN) 1 .fi 2.4 3.2 4. O 4.8 5.6 6.4 from 0.4 to 1.3 from 0.8 to 2.6 from 1.7 to 5.7 from 2,4 to 8.0 from 3,7 to 12.0 from 5.0 to 16.0 from 6.0 to 20.0 2,15 4.45 8,90 12.4
39、5 18,60 24.90 31,20 1) These values correspond to the cable with the highest performance (material, type of composition) for each nominal diameter Qiven. see Ia0 2028. c CEN- - identity block conforming to the requirements of the produet standard ; - date of packaging ; - storage period guaranteed.
40、* In the event of dispatching of a large number sf items in a single package, Zit least the following information shall appear BR this package : - manufacturers name ; - number of contract or order ; - quantity, .e. number of items contained in each collective or intermediate package ; - denominatio
41、n of the item ; - identity block conforming to the requirements of the product standard. 7.2 Certificats of conformity All deliveries which make reference to this technical specification shall be accompanied by a certificate of conformity issued by the manufacturer. CEN EN*K2569 9% E3 340g.589 00186
42、47 L El - - BS EN 2569 : 1991 National appendix NA (informative) The United Kingdom paiticipation in the preparation of this European Standard was entrusted by the Aerospace Standards Policy Committee (ACE/-) to Technical Committee ACE/14 upon which the following bodies were represented: British Ind
43、ependent Steel Producers Association Civil Aviation Authority (Airworthiness Division) Federation of Wire Rope Manufacturers of Great Britain Institute of Petroleum Ministry of Defence Society of British Aerospace Companies Ltd. Stainless Steel Wire Industry Association BSI 2 Park Street London WlA
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