1、:CEN PREN*3588 91 i 3404589 0013713 7 _ _ I- Edition approved for publication 1991-02-04 JI_I_ A. E .C. M .A. STAN DAR D NORME A.E.C.M.A. A.E.C.M.A. NORM Comments should be sent wifhin six months after the date of publication decision A.E.C.M.A. 88, Bd. Malesherbes 75008 PARIS - FRANCE prEN 3588 Iss
2、ue P 1 February 1991 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATRIEL AROSPATIAL 88, boulevard Malesherbes, 75008 PARIS -TL. 45-63-82-85 UDC : Key words : ENGLISH VERSION Aerospace series Lightweight PTFE flexible hose assembly of a nominal pressure equal to 28000 kPa with 8030 fitting in
3、 titanium Product standard S,. .L arospatiale Tuyauterie flexible en PTFE de srie allge et de pression nominale gale 28000 kPa avec raccordement 8O30 en titane Norme de produit Luft- und Raum.,rt Schlauchleitung aus PTFE fr 28000 kPa Nenndruck lek h te Au cf h ru ng mit 8O30 Armatur aus Titan Produk
4、tnorm This .Aerospace Series pre-standard has been drawn up under the responsibility of AECMA (Association Europenne 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 fo
5、llowing comment by the Member countries. 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 AECM
6、A Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member countries it will be submitted as a draft European Standard to CEN (European Committee for Standardization) for final vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Ja
7、cques Rousseau - 921 38 ISSY LES MOULINEAUX CEDEX I I C4 Chairman Mr. STAIB i L 7 I I -. -1 aecrna 1991 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-,-,
8、-O O e 0- CEN PREN83588 91 W 3404589 0013714 9 E I ._ prEN 3588 Page 3 1 Scope and field of application This European standard defines the dimensions of a hose assembly. The hose assembly is in conformity with IS0 9938 and shall couple to the fittings specified in EN 3274. The hose may be protected
9、either by means of an anti-abrasive, anti-shock and anti-projection sleeve or by means of a fire resistant or fire proof sleeve in accordance with ISO/TR 2685. The fittings shall be in titanium. 2 References ISO/TR 2685, Aircraft - Environmental conditions and test procedures or airborne equipment -
10、 Resistance to fire in designated fire zones IS0 9938, Aerospace - Lightweight polytetrafluoroethylene (PTFE) hose assemblies, classification 204 “C/28000 kPa - Procurement specification i) EN 3274, Aerospace series - 8O30 pipe coupling - Thread end - Geometric: configuration 2) i) In preparation at
11、 the date of publication of the present standard 2) Published as AECMA pre-standard at the date of publication of the present standard. - - _-_ Previous page is blank - - I - Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for Res
12、aleNo reproduction or networking permitted without license from IHS-,-,- ICEN PREN*3588 91 3404589 OOL37LC O M I prEN 3588 Page 4 3 Length of hose assembly The length of the hose assembly is measured starting from the theoretical sealing point of the fitting specified in the relevant standard. I den
13、 t i -f i c a t i on s t r- i p / Example : for a length of 680 mm use code “FJ“. Table 1 Dimensions in millimetres a O Q) -. ztter 2nd code letter A B C D E F C H J K L M N P R S T u V W Y Note 1 st code c - 700 71 5 730 745 760 775 790 K - i oot 102( i 04( i 06( i 08( M - i20t 122c i 24( i 26t 128
14、t N - I 300 1320 I340 138C I 360 P - 400 420 440 4 60 480 T - I700 I725 I750 177s W - 2000 2030 2060 2090 C - 300 306 31 2 318 324 330 336 342 348 354 360 366 372 378 384 390 396 F - 600 61 O 620 630 640 650 660 670 680 690 H - 800 81 5 830 845 860 875 890 A DE 400 500 406 510 412 520 418 530 424 54
15、0 430 550 436 560 442 570 448 580 454 590 4 60 466 472 478 484 490 496 R - I SOC 1525 I575 I 550 B 200 205 210 215 220 225 230 235 240 245 250 255 260 265 270 275 280 285 290 295 J - 900 91 5 93c 945 96C 975 990 s - i600 1625 i 650 i 675 U - 800 825 850 875 V - I900 I925 I975 I 950 120 124 128 132 1
16、36 140 144 148 152 156 160 164 168 172 176 180 184 188 192 196 : The standard lengths chosen above take into account the tolerances speci fi ed in table 2. Table 2 Dimensions in millime tres nominal 120 200 300 500 700 1000 1500 2000 length 200 300 500 700 1000 1500 2000 tolerance + 5 2 7,5 -i- 10 +
17、 12,5 + 15 on length - + 2 2 2,5 2 3 - - - - 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-,-,-prEN 3588 Page 5 Nominal dimension 5 6 Code letter C E 4 S
18、leeve 8 10 12 16 20 25 F GHJKM Table 3 Code number O 1 2 3 4 5 6 7 8 9 Type of sleeve - - Hose alone, without sleeve Anti-abrasion spiral sleeve (Nylon) Anti-abrasion spiral sleeve , (PTFE) Anti-abrasion sleeve with integral polyester braiding Shrink sleeve in Fluorinated Ethylene Propylene (FEP) Sh
19、rink sleeve in Polyolefin Fire proof sleeve in silicone/glass fibre (15 min) Fire resistant sleeve in silicone/glass fibre (5 min) integral fire proof sleeve in silicone (15 min) integral fire resistant sleeve in silicone (5 min) 5 Nominal dimensions of hose and fittings Table 4 - Cross reference ta
20、ble between nominal dimensions and code letter Table 5 - Usable nominal dimensions I- I 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-,-,-ICEN PREN*35BB
21、93 W 3404589 0033737 4 W prEN 3588 Page 6 6 Definition of fittings Table 6 Fitting combinations Code number 1 2 R A Y 3 4 A 5 6 A Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted wi
22、thout license from IHS-,-,-CEN PREN*3588 93 3404589 0033738 b H I . - _- prEN 3588 Page 7 7 Orientation angles of fittings The angle of orientation p is measured in degrees and counterclockwise starting from the fitting facing the observer. Table 7 O 5 10 15 20 25 30 35 40 45 50 55 60 Angle of orien
23、tation p 5 230 Code number O0 O1 02 03 04 05 06 07 08 O9 10 11 12 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 Angle of orientation 2 230 Code number 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Angle of orientation j3 f 230 Code number 180 185 190 195 200 205 210 215 ; Angle of or
24、ientation 2 230 240 245 nrn I nrr I n#.n I nrr I n7n I n-r I nnm I nnr I n-A I ,.-*l-nnl-nl-.Al“4p I Code number 40 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 i I Angle of orientation ? 2 230 1 I I 64 Code number I III I 325 330 335 340 345 350 355 IIIIII 65 1 66 I 67 I 68 I69 I70 I 71 8 Designati
25、on Example for desisnation : Code letter for nominal hose dimension (Table 4) Number of standard Code number of sleeve (Table 3) Code letters for nominal length of hose assembly (Table i) Code number for definition of fittings (Table 6) Code number for definition of fittings A (Table 4) Code number
26、for angle of orientation of fittings (Table 7) Code letter for nominal dimension of fitting B (Table 4) 9 Marking In accordance with IS0 9938. i 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-,-,-
