AECMA PREN 2870-1990 Aerospace Series Bolts Bihexagonal Normal Head Close Tolerance Normal Shank Short Thread in Titanium Alloy Anodized MoS2 Lubricated Classification 1100 MPa (at.pdf

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1、- CEN PREN%2870 90 W 3404589 0015013 O W A, E .C. M .A, STAN DARD NORME A.E.G.M.A. A.E.C.M.A. NORM prEN 2870 Issue P 1 October 1990 EDITE PAR LASSOCIATION EUROPEENNE DES CONSTRUCTEURS DE MATERIEL AEROSPATIAL 88, boulevard Malesherbes, 75008 PARIS -TEL. 45-63-82-85 UDC : Key words : ENGLISH VERSION A

2、erospace series Bolts, bihexagonal normal head, close tolerance normal shank, short thread, in titanium alloy, anodized, Mos2 lubricated Classification : I 1 O0 MPa (at ambient temperature)/315 OC Srie arospatiale Luft- und Raumfahrt Vis tte bihexagonale normale, Zwlf kant-Papschrauben, tige normale

3、 tolrance serre, filetage court, enge Toleranzen, kurzes Gewinde, en alliage de titane, anodises, lubrifies Mos2 aus Titanlegierung, anodisiert, MOS geschmiert Classification : 1 1 O0 MPa (3 temprature Klasse : 11 O0 MPa (bei ambiante)/315 OC Raumtemperatur)/315 OC This .Aerospace Series pre-standar

4、d has been drawn up under the responsibility of AECMA (Association Eurupenne des Constructeurs 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 fdlo wing comment by the Member countries.

5、 Subsequent to the publication of this pre-standard. the technical content shall not be changed to an extent that interchangeability is affected. physically or functionally. without re-identification of the standard. After examination and signature of the AFCMA Standard Checking Centre (NPS) and for

6、mal agreement of the Qfficial Services of the Member countries 12 willbe submitted as 8 draft European Standard to CEN (European Committee for Stndardization) for final vote. Nota - Extra copies can be supplied by B.N.A.E. - 8, rue Moreau-Vauthier - 92100 BOULOGNE-BILLANCOURT Edition approved for pu

7、blication Comments should be sent within six months C3 Chairman after the date of publication decision Mi. ARENA I A.E.C.M.A. 88, Bd. Malesherbes I 75008 PARIS - FRANCE 1990-10-31 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot fo

8、r ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN PRENi2870 90 3404589 0015014 2 m prEN 2870 . *I This draft standard is based on international discussions in which the K has taken an active part, further participation by the UK in this work and in the preparation of t

9、he consequent British Standard, Technical comments on this draft will assist Cross References International Standard Is0 3185 IS0 3353 IS0 4095-1978 IS0 5855-2 IS0 7913 IS0 9152 EN 2000 EN 2424 EN 2491 EN 2808 EN 3042 EN 3051 F 2- Corresaondinsz British Standard none 2 BS A231 none E BS 6293/2 E BS

10、A296 none none none none none none none c 90/81646DC Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.-. CEN PREN*Z870 90 bB 3404587 0015015 4 - _ - -

11、. - - prEN 2870“Page 3 1 This standard specifies the requirements for bihexagonal normal-head bolts, .with close tolerance normal shank and sh t threa .2 Scope and field of application in titanium alloy, anodized, MOS lubricated, classification 1100 MPa u 1315 “C gr I 2 References IS0 3185, *. Aeros

12、pace - Bolt, normal bihexagonal head, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1100 MPa - Dimensions 3) Aerospace construction - Rolled threads - Runout and lead threads configuration . IS0 3353, IS0 4095-1978, Fas

13、teners for aerospace construction - Bi-hexagonal wrenching IS0 5855-2, IS0 7913, IS0 9152, EN 2000, EN 2424, EN 2491, EN 2808, EN 3042, EN 3051, Aerospace - MJ Threads - Part 2 : Limit dimensions for bolts and nuts Aerospace - Fasteners - Tolerances of form and position for bolts and screws Aerospac

14、e - Titanium alloy bolts with strength classification 1100 MPa and MJ threads - Procurement specification 3) Aerospace series - Quality assurance - EN aerospace products - Approval of the quality system of manufacturers 4) Aerospace series - Identification marking of standard fasteners 4) Aerospace

15、series - Molybdenum disulphide dry film lubricants applied to fasteners 3) Aerospace series - Anodizing of titanium and titanium alloy 3) Aerospace series - Quality assurance - EN aerospace products - Qualification procedure 4) Aerospace series - Substitute materials for bolts 5). . =_ 3 Required ch

16、aracteristics 3.1 See figure, and tables 1 and 2. Tolerances of form and position shall be in conformity with IS0 7913. 3.2 Materials Titanium alloy EN 3051, 3.3 Surface treatments Configuration - Dimensions 6, - Masses r. . EN 2808. =EN 2491 : 5 ym to 10ym. c 1) Minimum tensilstrength of the materi

17、al at ambient temperature., 2) Maximum temperature that the bolt an withstand without cntinuous change in its original characteristics, after return to ambient temperature. The maximum temperature is determnated by the material, 3) In preparation at the date of publication of the present standard. 4

18、) Published as AECMA standard at the date of publication of the present standard, L 5) Published as AECMA pre-standard at the date of publication of the present standard. 6) In conformity with IS0 3185. 0283MY0490T4 . c i t P % -3 - 6 Copyright Association Europeene des Constructeurs de Materiel Aer

19、ospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN PRENx2870 90 W 3404589 prEN 2870 Page 4 Break sharp edges 0,l mm to 0,4 mm Y-Y I I Figure 1) Values, in micrometres, apply priorto anodization and lubrication. 1) S

20、hape optional in this area. 3) For D =4 mm. 4) For D 2 5 mm. 00150Lb b m Marking I- s. ij Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-CEN PREN*2870

21、 90 E 3404589 0015017 8 m prEN 2870 Pages tB O - i I vt O C E .I- O ?p v? O +I H -I n 4 VI Yr c 111 VI I i- H u a c c o e I c n .i : U -. ; k cy P 5 i X W c I L f O o L 8 O O d O Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for

22、 ResaleNo reproduction or networking permitted without license from IHS-,-,-i, CEN PREN82870 90 3404589 0015OLB T 040 prEN 2870 Page -6 050 060 070 080. 100 120 Di ame ter cod e 3,764 4,015 4,140 4,265 4,391 4,516 4,642 4,767 4,892 5,018 5,143 5,269 5,394 5,645 5,770 5,896 6,021 6,146 6,272 6,397 6,

23、523 6,648 6,773 6,899 7,024 7,274 7,525 7,776 8,027 8,278 8,529 8,779 9,030 9,281 9,532 3,889 5,519 code 4,702 5,048 5,221 5,394 5,567 5,740 5,913 6,086 6,259 6,432 6,606 6,779 6,952 7,298 7,471 7,644 7,817 7,990 8,163 8,336 8,509 8,682 8,855 9,028 9,201 9,547 9,894 10,240 10,586 10,932 11,278 11,62

24、4 11,970 12,316 12,662 .4,875 7,125 Length 2) 002 003 004 005 006 007 008 O09 O10 o11 012 013 014 015 O16 017 018 o19 020 021 022 023 024 025 026 027 028 029 030 032 034 036 038 040 04 2 044 046 048 050 ) See page L1 32 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 3

25、2 34 36 38 40 42 44 46 48 . . 50 ) See page 7. ) See page 7. Table 2 1) O, 970 1,027 1,083 1 , 140 1,196 1,253 1,309 1,366 1,422 1,479 1,535 1,592 1,648 1,705 1,761 1,818 1,931 1,987 2,044 2,101 2,157 2,214 2,270 2,327 2,383 2,496 2,553 2,666 2,779 2,892 3,005 3,118 1,875 2 ,440 - 2,346 2,433 2,520

26、2,607 2,694 2,781 2,868 2,955 3,042 3,129 3,216 3,303 3 , 390 3,477 3,564 3,651 3,738 3,912 3,999 4,086 4,173 4,260 4,347 .4,434 4,521 4 , 608 4,695 4,869 . 5,043. 5,391 :SB565 5 , 739 5,913 6,087 6,261 .6 , 4 35 3,825 5,217 . _. . Mass kg/1000 pieces 3) - 7,510 7,733 7,956 8,179 8,402 8,625 8,848 9

27、,071 9,294 9,517 9,740 9 , 963 10,186 10,408 10,631 10,854 11,077 11,523 11,746 11,969 12,192 12,415 12,638 12,861 13,084 13,307 13,752 14 , 198 14,644 11,300 15,090 15 ,536 15,982 16,429 16,874 17 ,765 17,320 - 13,848 14 , 197 14,545 14,894 15,242 15,591 15,939 16,288 16 , 637 16,985 17,334 17,682

28、18,031 18,379 18,728 10,076 19,425 19,774 20,122 20,471 21,168 21,516 21,865 22,214 22,562 23 , 266 24 , 660 25,357 26,054 26,751 27,448 28,145 28 , 843 29,540 20,819 23,963 - - 22 , 336 22,837 23,339 23,841 24 ,343 24,845 25 , 347 25,849 26,351 26,853 27,355 27,857 28,359 28 , 860 29,362 29,864 30

29、, 366 30,868 31,370 31,872 32,374 32,876 33 , 378 33,880 34,381 35,385 36,389 37,393 38 , 397 39,401 40,404 41,408 42,412 43,416 44,420 - .I 1 .i . m i I ,- i Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproducti

30、on or networking permitted without license from IHS-,-,-CEN PREN*Z870 90 3404589 OOI50I9 I W prEN 2870 Page 7 I-_ - Table 2 (continued) i) O40 I 050 1 060 I 070 080. Diameter code 1 O0 120 Length 2) code 05 2 OS4 05 6 058 060 062 064 066 068 070 072 074 076 078 O80 082 084 086 088 O90 092 094 096 09

31、8 1 o0 104 108 112 116 120 L1 $,2 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100 104 108 112 116 120 Dimensions in millimetres Mass kg/100 pieces 3) 9,782 10,033 10 284 10,535 10,786 - 13,008 13,355 13,701 14,047 13,393 14,739 15,085 15,431 15,777 16 123 - 1) Values appl

32、icable after anodization but prior to 11 18,211 18,657 19,103 19,549 19,995 20,441 !O ,887 21,333 21,778 22,224 22,670 23,116 23,562 24,008 24 454 - 30,237 30,934 31,631 32,329 33,026 33,723 34,420 35,117 35,814 36,511 37,208 37,906 38,603 39 300 39,997 40,694 41,391 42,088 42,785 43 ,483 44 , 180 4

33、4,877 45,574 46,271 46,968 - ricat ion. 45,424 46,427 47,431 48 $435 49,439 50,443 51,447 52,450 53,454 54,458 55,462 56,466 57,470 58,473 59,477 60,481 61 ,485 62,489 63,493 64,496 65,500 66,504 68,512 69,516 71,523 73,531 75,538 77,546 79,554 67 508 - 2) If greater lengths are necessary, they shal

34、l be chosen in steps of 2 mm fox lengths L corresponas to the length Ll in millimetres, completed by a zero to the left, where necessary, to obtain a 3 digit code, 3) Approximative values, calculated on the basis of 4,45 kg/dm3. They apply tc bolts without hole. less than 100 mm and in multiples of

35、4 above. The length code Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-i CEN PREN82870 90 m 3404589 0015020 humber of this standard prEN. 2870 Page 8

36、 Option Lockwire hole No hole 4 Designation . Code H - Example : Diamet.er code . 040 050 to 120 . .- * Eh 2424 Marking style K :B I . Description block Identity block , t .- Table 3 Note : If necessary the originator code I9005 shall be placed between the description block and the identity block. 5

37、 Marking See table 4 and figure. Table 4 IS0 9152, except for : - approval of manufacturers, see EN 2000 ; - qualification of bolts, see EN 3042, 0245MV0490T4 - 8- v Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-