1、BRITISH STANDARD AEROSPACE SERIESBS EN2549:2006Bolts, normal hexagonal head, close tolerance normal shank, short thread, in titanium alloy, anodized, MoS2 lubricated Classification: 1 100 MPa (at ambient temperature) / 315 CThe European Standard EN 2549:2006 has the status of a British StandardICS 4
2、9.030.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58Licensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSIBS EN 2
3、549:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 June 2006 BSI 2006ISBN 0 580 48508 0National forewordThis British Standard is the official English language version of EN 2549:2006. It supersedes BS EN 2549:1995 which is withdrawn.T
4、he UK participation in its preparation was entrusted to Technical Committee ACE/12, Aerospace fastenings and fastening systems, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary.Cross-referencesThe British Standards whi
5、ch implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online.This publicat
6、ion does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/
7、European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, page
8、s 2 to 10, a blank page and a back cover.The BSI copyright notice displayed in this document indicates when the document was last issued.Amendments issued since publicationAmd. No. Date CommentsLicensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSIEUROPEAN STANDARD NOR
9、ME EUROPENNE EUROPISCHE NORM EN 2549 May 2006 ICS 49.030.20 Supersedes EN 2549:1995 English Version Aerospace series - Bolts, normal hexagonal head, close tolerance normal shank, short thread, in titanium alloy, anodized, MoS2 lubricated - Classification: 1 100 MPa (at ambient temperature) / 315 C S
10、rie arospatiale - Vis tte hexagonale normale, ft normal tolrance serre, filetage court, en alliage de titane, anodises, lubrifies MoS2, srie mtrique - Classification : 1 100 MPa ( temprature ambiante) / 315 C Luft- und Raumfahrt - Sechskant-Paschrauben, kurzes Gewinde, aus Titanlegierung, anodisiert
11、, MoS2-geschmiert - Klasse: 1 100 MPa (bei Raumtemperatur) / 315 C This European Standard was approved by CEN on 13 January 2006. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standa
12、rd without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained 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 lan
13、guage made by translation under the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,
14、 Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NO
15、RMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2006 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 2549:2006: ELicensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSI2 Contents Page Fore
16、word 3 1 Scope .4 2 Normative references .4 3 Required characteristics 5 4 Designation .9 5 Marking 9 6 Technical specification.10 7 Oversized bolts .10 EN 2549:2006Licensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSI3 Foreword This European Standard (EN 2549:2006) h
17、as been prepared by the European Association of Aerospace Manufacturers - Standardization (AECMA-STAN). After enquiries and votes carried out in accordance with the rules of this Association, this Standard has received the approval of the National Associations and the Official Services of the member
18、 countries of AECMA, prior to its presentation to CEN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by November 2006, and conflicting national standards shall be withdrawn at the latest by Novembe
19、r 2006. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This European Standard supersedes EN 2549:1995. According to the CEN/CENELEC I
20、nternal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Ne
21、therlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. EN 2549:2006Licensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSI4 1 Scope This standard specifies the characteristics of bolts, normal hexagonal head,
22、 close tolerance normal shank, short thread, in titanium alloy, anodized, MoS2lubricated, metric series. Classification: 1 100 MPa 1) / 315 C 2)2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cit
23、ed applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 3193, Aerospace Bolts, normal hexagonal head, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100
24、 MPa Dimensions. ISO 3353-1, Aerospace Lead and runout threads Part 1: Rolled external threads. ISO 5855-2, Aerospace MJ threads Part 2: Limit dimensions for bolts and nuts. ISO 7913, Aerospace Bolts and screws, metric Tolerances of form and position. ISO 9152, Aerospace Bolts, with MJ threads, in t
25、itanium alloys, strength class 1 100 MPa Procurement specification. EN 2424, Aerospace series Marking of aerospace products. EN 2491, Aerospace series Molybdenum disulphide dry lubricants Coating methods. EN 4016, Aerospace series Oversized bolts. 3)EN 9100, Aerospace series Quality management syste
26、ms Requirements (based on ISO 9001:2000) and Quality systems Model for quality assurance in design, development, production, installation and servicing (based on ISO 9001:1994). EN 9133, Aerospace series Quality management systems Qualification Procedure for aerospace standard parts. TR 3775, Aerosp
27、ace series Bolts and pins Materials. 4)TR 4070, Aerospace series Molybdenum disulphide coatings List of commercial products. 4)1) Minimum tensile strength of the material at ambient temperature. 2) Maximum temperature that the bolt can withstand without continuous change in its original characterist
28、ics, after return to ambient temperature. The maximum temperature is determined by the surface treatment. 3) Published as AECMA Prestandard at the date of publication of this standard. 4) Published as AECMA Technical Report at the date of publication of this standard. EN 2549:2006Licensed Copy: Wang
29、 Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSI5 3 Required characteristics 3.1 Configuration Dimensions Masses See Figure 1 and Table 1. Dimensions and tolerances are: in conformity with ISO 3193, expressed in millimetres and apply after anodizing but before lubricating. Details
30、of form not stated are left to the manufacturers discretion. 3.2 Tolerances of form and position ISO 7913 3.3 Materials TR 3775 (titanium alloy, strength class 1 100 MPa) 3.4 Surface treatment Lubrication: lubricant: see TR 4070; application: EN 2491: 5 m to 10 m. EN 2549:2006Licensed Copy: Wang Bin
31、, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSIValuesinmicrometresapply prior to surfacetreatment. Breaksharp edges0,1 to 0,4.Key 1Two holes diameterD6(optional) 2 Continuous surface 3 One hole diameterD7(optional) 4 Thread 5 Marking 6 ConformstoISO3353-1 Figure 1 3,2 0,8 3,2 EN 2549:
32、20066 Licensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSITable 1D1D2D3D4 bD5D6D7EFGHDiametercodeThreadaf7min.0 0,5 min. nom. Tol. H13 H13 min.max.min.0 0,3 030 MJ3x0,5 - 4h6h3 5,5 5,4 2,3 6,50,42040 MJ4x0,7 - 4h6h4 6,4 6,4 3 0 0,5 1,17,62,5 050 MJ5x0,8 - 4h6h5 7,4 5
33、,257,4 3,41 8,731,35 060 MJ6x1 -4h6h 6 9,4 6,259,3 4,21,510,93,5 1,6070 MJ7x1 -4h6h 7 10,3 7,2510,2 5,212 41,85 080 MJ8x1 -4h6h 8 12,3 8,2512,2 6,21,41,914,30,50,24,5 2,1100 MJ10x1,25- 4h6h 10 16,3 10,2516 7,918,952,35 120 MJ12x1,25- 4h6h 12 18,3 12,2518 9,82,421,1 6 2,85140 MJ14x1,5 -4h6h 14 21,3 1
34、4,2521 11,524,573,35 160 MJ16x1,5 -4h6h 16 23,3 16,2523 13,53 26,8 8 3,85180 MJ18x1,5 -4h6h 18 26,3 18,2526 15,530,294,35 200 MJ20x1,5 -4h6h 20 29,3 20,2529 17,50,5 1,63,833,60,60,3104,85 continuedEN 2549:20067 Licensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSITabl
35、e 1(concluded)J L10,2c dNRMasseDiametercodenom.Tol.KCodenom.L2L30 0,3 nom.Tol.f g030 6 002to0302 to 30 6 0,500,03040 7 002to0402 to 40 7,5 5 0,40,950,06050 8 h12 3,25 003to0503 to 50 9620,5 1,670,09060 104,1003to0603 to 60 102,3 3,180,13070 114,5004to0704 to 70 117 2,7 4,270,17080 135,35 004to0804 t
36、o 80 11,5 7,5 30,76,430,23100 177,1005to1005 to100 14,5 93,4 0,8 0 0,212,49 0,36 120 197,9006to1206 to120 161040,9 19,960,51140 229,2007to1407 to140 19124,7 30,730,70160 2410,05 008to1608 to160 20,5 12,5 5,4 1,144,95 0,90 180 2711,3009to1809 to180 22,5 14,5 663,331,14200 30h13 12,6010to20010 to 200
37、24,5 156,7 1,30 0,386,64 1,41 aInaccordancewithISO5855-2, except the threadmajor diameter “dmax.“which shallbeequaltoD1min.0,025. bD4max.shallbe less than J. cIncrements: 1 for L130 2 for 30100dIfgreaterlengths are required, theyshall bechosenusing theaboveincrements. The length code corresponds tol
38、ength L1, completed byoneortwozeros tothe left, where necessary, toobtain athree digit code. eApproximate values(kg/1 000pieces),calculated on the basis of4,45 kg/dm3, for information purposes only.Theyapplyto bolts without holes.fValue for head andfirst L4gIncreasefor eachadditional millimetre ofL4
39、. EN 2549:20068 Licensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSI9 4 Designation EXAMPLE Description block BOLT Identity block EN2549D080060F Number of this standard Hole code (see Table 2) Diameter code (see Table 1) Length code (see Table 1) Lubricant code (see
40、3.4) NOTE If necessary, the code I9005 shall be placed between the description block and the identity block. Table 2 Holes Code Lockwire H Split pin D Lockwire and split pin C No hole (hyphen) 5 Marking See Table 3 and Figure 1, indented. Table 3 Diameter code EN 2424 Style 030 and 040 N 050 to 200
41、C + MJ EN 2549:2006Licensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSI10 6 Technical specification ISO 9152, with the following modifications: Approval of manufacturers: see EN 9100; Qualification of bolts: see EN 9133; Requirement deleted: double shear strength. 7
42、Oversized bolts See EN 4016. EN 2549:2006Licensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSIblankLicensed Copy: Wang Bin, na, Fri Jul 28 03:08:03 BST 2006, Uncontrolled Copy, (c) BSIBS EN 2549:2006BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards Institutio
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