1、BRITISH STANDARD AEROSPACE SERIES Fork ends, adjustable - Technical specification The European Standard EN 2601 : 1996 has the status of a British Standard ICs 49.040.30 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW 8- BS EN 2601 : 1996 BS EN 2601 : 1996 Amd. No. Committees
2、responsible for this British Standard Date Text affected i This British Standard, having been prepared under the direction of the Engineering Sector Board, was published under the authority of the Standards Board and comes int effect on 15 December 1996 O BSI 1996 The preparation of this British Sta
3、ndard was entrusted to Technical Committee ACW14, Aerospace details and parts, upon which the following bodies were represented British iron and Steel Producers Association Civil Aviation Authority (Airworthiness DMsion) Federation of Wire Rope Manufacturem of Great Britain institute of Petsoleum Mi
4、nistry of Defence Society of British Aerospace Companies Amendments issued since publication . %.i. The following BSI references relate to the work on this standard Committee reference ACW14 Draft for comment 90/73742 DC ISBN O 680 26347 9 STD.BSI BS EN 2bOL-ENGL L77b Lb24bb7 058247b DOL BS EN 2601
5、: 1996 Contents Committees responsible Nationai foreword page Inside front cover ii Foreword 2 Specification 1 Scope 3 2 Nonnative references 3 3 Defjnitions 3 4 Required characteristics, inspection and test methods 4 6 Qualityassurance 7 6 Packaging 7 7 Certificate of conformity 7 Tables 1 Untitled
6、 4 2 8 3 8 4 9 Nondestructive inspections and tests to be carried out for quaiifcation Destructive inspections and tests to be carried out for qualification Inmections and tests to be carried out for accet - identity block as defined by product standards or design documentation : - packaging date. T
7、he following indications at least shall appear on collective packaging : - manufacturers name and address ; - number of order ; - quantity : - identity block(s) as defined by product standards or design documentation. 7 Certificate of conformity All the fork ends supplied in accordance with this sta
8、ndard shall be accompanied by a certificate of conformity from the manufacturer. Page 8 EN 2601 : 1996 Type of inspections and tests 1) Materials Dimensions and tolerances Masses Marking Surface appearance Longitudinal and circumferential grooves Surface roughness Surface treatment Table 2: Non-dest
9、ructive inspections and tests to be carried out for qualification Defined in subclause 1 2) Serial number of samples 2 2) 3 4 5 4.1 X X X X X 4.2 X X X 4.3 X X X 4.4 X X X X X 4.5 X X 4.6 X X X 4.7 X X 4.13 X X X Types of inspections and tests 1) Thread discontinuities Tensile ultimate static load 2
10、) Samples without surface treatment Defined in subclause 1 2, Serial number of samples 2 2) 3 2) 4 5 4.9 X X X 4.10 X X Table 4: Destructive inspections and tests to be carried out for qualification - STD.BSI BS EN 2bOL-ENGL 177b W lb2Libb9 058248b T5 Page 9 EN 2601 :.I996 Table 4: Inspections and t
11、ests to be carried out for acceptance Defined in subclause Type of inspections and tests I) Sampling pian 2) 3) Certificate of conformity of semi-finished products manufacturer Materials 4.1 Tolerances 2 0,2 mm : 10 % or eight parts min. Tolerances 0,2 mm : 100 % Dimensions and tolerances 4.2 4.3 Th
12、ree parts Masses Marking 100 % 4.4 - Surface appearance 4.5 100 % 4.6 Longitudinal and circumferential grooves 100 % Surface roughness 4.7 - - -_ 5 % or four parts min. Surface treatment 5 % or four parts min. 4.0 4.9 1 % or one part min. Thread discontinuities 1) The order is lef to the initiative
13、of the acceptance a hority. These inspections can be carried out at the time of manufacture. 2) For the manufacturer : When the sampling is not lob %, any defect found in the course of an inspection 01 test requires this insDection to be extended to 1 O0 %. .- - 3) May-vary with the approval of the
14、user or authority responsible for acceptance. STD*BSI BS EN 2bOL-ENGL L77b LbZqbbS 0582Li87 777 BS EN 2601 : 1996 List of references See national foreword O BSI 1996 STD.BSI BS EN 2bUL-ENGL L99b m Lb24bb7 0582488 823 BS EN 2601 : 1996 BSI 389 Chiswick High Road London w4 4AL4 BSI - British Standards
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23、ing, recording or otherwise - without prior written permission from BSI. This does not preclude the free use, in the course of implementing the standard, of necessasy details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager, BSI, 389 Chiswick High Road, London W4 4AL ISBN O 580 26347 9 ACW12
