1、STD.AECMA PREN 3080-ENGL 2000 LO12311 OOLBLO1 277 m Edition approved for publication 2000-03-31 AECMA STANDARD NORME AECMA AECMA NORM Comments should be sent within six months C4 Chairman after the date of publication to Gulledelle 94 AECMA Mr Staib 8-1 200 BRUXELLES prEN 3080 Edition P 1 March 2000
2、 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - B-1200 BRUXELLES - Tel. (+32) 2 775 8110 - Fax. (+32) 2 775 8111 ICs: Descriptors: ENGLISH VERSION Aerospace series Pipe coupling 830 in titanium alloy Tees, reduced branch with thrust wire nut Srie arospatiale Sy
3、stme de raccordement 830 en alliage de titane Raccords en t, Luft- und Raumfahrt Rohrverschraubung 8“30 aus Titanlegierung T-Ve rsc h rau bun gen, de rduction branche avec crou jonc reLxiert, seitlicher Ausla mit Mtter mit Scubdraht This “Aerospace Series“ Prestandard has been drawn up under the res
4、ponsibility of AECMA (The European Association of Aerospace industries). It is published on green paper for the needs of AECMA- Members. If has been technically approved by the experts of the concerned Technical Committee following comment by the Member countries. Subsequent to the publication of th
5、is frestandard, the technical content shall nof be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. Affer examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Service
6、s of the Member countries if will be submitted as a draff European Standard to CEN (European Committee for Standardization) for formal vote. Nota - Extra copies can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau - 921 38 ISSY-LEC-MOULINEAUX CEDEX Copyright Association Euro
7、peene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,- STD-AECMA PREN 3080-ENGL 2000 1012311 0018102 105 W Page 3 prEN 3080: 2000 I Scope This standard specifies the characteristics o
8、f tees, reduced, branch with thrust wire nut, for pipe couplings 8“30, in titanium alloy, for aerospace applications. Nominal pressure: up to 28 O00 kPa Temperature range: - 55 “C to 135 “C 2 Normative references This European Standard incorporates by dated or undated reference provisions from other
9、 publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or r
10、evision. For undated references the latest edition of the publication referred to applies. IS0 5855-3 EN 2424 EN 2491 EN 3264 EN 3273 EN 3274 EN 3275 EN 3311 EN 3312 EN 3314 EN 3315 EN 4032 Aerospace series - MJ threads - Part 3: Limit dimensions for fittings for fluid systems Aerospace series - Mar
11、king of aerospace product Aerospace series - Molybdenum disulphide dry lubricants - Coating methods Aerospace series - Pipe coupling 8“30 in titanium alloy - Swivel nuts 1) Aerospace series - Pipe coupling 8“30 - Dynamic beam seal end for elbows, tees and crosses - Geometric configuration 1) Aerospa
12、ce series - Pipe coupling 8“30 - Thread end - Geometric configuration 1) Aerospace series - Pipe coupling 8“30 up to 28 O00 kPa - Dynamic beam seal - Metric series - Technical specification 1) Aerospace series - Titanium alloy TI-P64001 -Annealed - Bar for machining - D I 150 mm 1) Aerospace series
13、- Titanium alloy TI-P64001 - Grade 2 - Annealed - Forgings - De I 150 mm 1) Aerospace series - Titanium alloy TLP64001 - Solution treated and aged - Bar for machining - D I 75 mm 1) Aerospace series - Titanium alloy TI-P64001 - Solution treated and aged - Forgings - De I 75 mm 1) Aerospace series -
14、Pipe coupling 8“30 in titanium alloy - Thrust wire 1) 3 Required characteristics The requirements apply to the tees. 3.1 According to figures 1 to 4 and tables 1 to 4. Dimensions apply before lubricating. Dimensions not specified are at manufacturers option provided that the qualification and accept
15、ance requirements of EN 3275, type II are met. Connection 1 shall be s connection 2. Configuration - Dimensions - Mass 1) Published as AECMA Prestandard at the date of publication of this standard Previous page is blank - Copyright Association Europeene des Constructeurs de Materiel Aerospatial Prov
16、ided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD-AECMA PREN 3080-ENGL 2000 II LO12311 OOL8LO3 041 Page 4 prEN 3080: 2000 3.2 Surface roughness According to figure I, unless otherwise specified in the design documentation. 3.3
17、Materials According to EN 331 I or EN 3314, EN 3312 or EN 3315. 3.4 Surface treatment Lubrication: according to EN 2491, on threads, sealing faces and contact area between thrust wire and coupling. 3.5 Internal surface finishing Finishing shall give a radius R of 0,3 mm to 1,0 rnm and a surface roug
18、hness of 0,8 pm. Hand deburring is not permitted. Key 1 2 Area for marking 3 Connection I 4 Connection 3 5 Thread I 6 According to EN 3273 a According to EN 3274, form C Horizontal drill depth dimensions = /i + /e (& 0,2) Vertical drill depth dimension = 15 7 Connection 2 8 Thread2 9 According to EN
19、 3264 10 R0,3to1,0 11 Fully inserted 12 According to EN 4032 Figure 1 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-,-,- STD=AECMA PREN 3080-ENGL i3000 1
20、012311 SA h13 0018104 T88 H Spd te O h13 -o,2 14 16 18 21 22 24 27 30 32 36 41 46 50 8 6,6 9 73 Il 9,4 13 9,3 15 10,5 16 10,4 18 10,2 21 10,9 24 10,9 27 10,8 30 10,8 34 10,8 36 10,6 Page 5 prEN 3080: 2000 Table I Dimensions in millimetres - 14 Ref. 24,8 27,7 32,6 333 36,2 37,l 38,9 41 ,i - - - 15 k
21、0,2 19 21 24 - - Il k 0,2 16,3 17,8 20,8 - - 12 I 0,4 14,7 16,2 18,2 18,2 19,2 19,7 20,7 21,7 - - - 13 0,4 - 11,o 12,o 14,O Thread 1 4969 Thread 2 4H5H r- 0- Code a 05 06 08 MJlOxl MJI2xl,25 MJI4xl,5 MJlOxl MJ12xl,25 MJ14x1,5 10 12 14 16 18 MJ16xlI5 MJ18x1,5 MJ20xl,5 MJ22x1,5 MJ24x1,5 21,8 23,8 23,8
22、 25,8 27,8 14,O 15,O 14,5 153 16,5 25 27 28 30 32 20 22 25 28 MJ27x1,5 MJ30xl,5 MJ33x1,5 MJ36x1,5 MJ27x1,5 MJ30xl3 MJ33x1,5 MJ36x1,5 27,8 30,8 32,8 34,8 23,O 23,5 25,5 26,7 15,O 16,O 17,O 17,5 44,l 46,l 49,l 52,l 35 37 40 43 MJ39x13 MJ39x1,5 36,4 - 27,2 18,O 53,9 45 - 32 a Corresponds to the pipe no
23、minal outside diameter. For information These dimensions are defined by the largest connection and will be found in the line of this largest size. Across flats Only applicable when the diameter d2 of EN 3273 is less than the actual forging diameter. Differences between these diameters are acceptable
24、. e 3.6 Mass Example I: EN 3080-221405 Example 2: EN 3080-1 42205 1 -2 Figure 2 -Version 1 Figure 3 - Version 2 Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from
25、 IHS-,-,-Page 6 prEN 3080: 2000 3.6.1 Mass for Version 1 According to figure 2 and table 2. EXAMPLE 3: Connection 1 (is in this example the largest connection) EN 3080-221405 : Code 22 81J g - 47x7 9 Connection 2 Connection 3 + Code 14 + Code 05 + 29,1 g + 493 9 a) b) the column of code 14 (at the b
26、ottom). c) the column of code 05 (at the top). d) Pick the mass for the largest connection out of the left part of table 2. Pick the mass for connection 2 out of the lower half of table 2 using the line of code 22 (on the left) and Pick the mass for connection 3 out of the top half of table 2 using
27、the line of code 22 (on the right) and Add all three values to receive the total coupling mass. Table 2 - Mass for Version 1 I 3,l I 05 I 8.8 q-q-% 9,4 10,s 9,9 q-q% 22.9 18 10,5 T 57,2 25 12,3 11,9 96,O 10,8 Code 05 Mass for connection 3 in grammes 5% Mass for connection 2 in grammes -i- Copyright
28、Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS under license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STD.AECMA PREN 3080-ENGL 2000 LOL23LL OOLBLOb 850 = Page 7 prEN 3080: 2000 3.6.2 Mass for Version 2 According to
29、figure 3 and table 3. EXAMPLE 4: Connection 2 Connection 1 Connection 3 (is in this example the largest connection) EN 3080-142205 Code 22 + Code 14 + Code 05 119,7g - 106,l g + 815 g + 51 g First pick the mass for the largest connection out of the left part of table 2. Determine in the same line un
30、der code 14 the mass for connection 1 and under code 05 the mass for connection 3. Add the three values to receive the total coupling mass. Table 3 - Mass for Version 2 Mass for connection 1 and 3 in grammes Copyright Association Europeene des Constructeurs de Materiel Aerospatial Provided by IHS un
31、der license with AECMANot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Page 8 prEN 3080: 2000 4 Designation EXAMPLE: Code for connection 3 (see table 1) NOTE If necessary, the code 19005 shall be placed between the description block and the identity block. 5 Marking According to EN 2424, style A and figure 1. 6 Technical specification According to EN 3275, type II. 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-,-,-
