1、 i- l 5! a a. w a a, O O Lo b ai Co I -1 0 i- a v) O a w a -I a w i- I ! a L v) W a W z z W w 11 O a 3 W 2 a a w a t n w A.E.C.M.A. STANDARD NORME A.E.C.M.A. A.E.C.M.A. NORM prEN2506 Edition 1 September 1984 ENGLISH VERSION Steel FE-PM66 1270Rm1470MPa BarsDefIOOmm Aerospace series Acier FE-PM66 1270
2、4Rm1470MPa Barres De 100 mm Srie arospatiale Luft- und Raumfahrt 1270 Q R, 1470 MPa Stangen De d 1 O0 mm Stahl FE-PM66 This industrial standard for the aerospace sector has been drawn up under the responsibility of AECMA (Association Europenne des Constructeurs de Matriel Arospatial). It is publishe
3、d on yellow paper in three equivalent versions (English, French, German). it will be submitted to GEN (European Committee for Standardization) as a draft European Standard. I - I f 4 Approved by The equivalent versions in French and German languages COMITE DE NORMALISATION can be supplied by B.NA.E.
4、 8, rue Moreau-Vauthier f L- - _=_ of A.E.C.M.A. 1984-04-09 92100 BOULOGNE-BILLANCOURT - FRANCE. 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-,-,-AECMA
5、 PREN2506 BL( 10123LL 00033bb 2 W prEN2505 Page 2 Steel FE-PM66 1270 Rm d 1470 MPa Bars De 100 mm - C Si Mn P S Cr Mo 13,2 1,2 0,07 0,60 1,00 0,035 0,025 I4,7 2,O - - - - - 2 .3 Ni I Nb 1 Cu Element Chemical 1 - 2 Composition I min. I max. 5,8 I 0,40 I 2,O 1 4 Air melted 3 Method of melting -orm Met
6、hod of production Limit dimensions Ears De C 100 mm - EN2069-1 and EN2069-3 EN7034 to EN2047 Solution annealed I I 1, I 850 d 0 6 950C/t a 30 &/Air quenesed I + 440 -C 0 460C/t = 2 h/Air cook I Solutio apnea ed and precipi!ation f ardened 850, 0 9500C/t 30 min/Air quenched 1) I + c750 d 65 85OoC/ =2
7、 h/Air COO1 1 e) 5.1 Technical Speclfcations 5.2 Dimensional standards :ondition snd Heat treatment Delivery :ondition md Heat treatment Use Solution anne led I and precipitation tardened Solution anne led and precipitation tardened I Delivery condition ,) e) I 440 s Bi 460C/t = 2 h/Air cool I Deliv
8、ery condition + 650 .+ 0 -(850C/t =2 h/Air cool 1 I rest piece- Heat treatment Sampling Reference (see page 4, lins a3) Bar : D = 16 32 Solqti,on .apealed and Solution annealed . precipitation hardened Dimensions zoncerned . I De 1 Mm 6 100 Thickness of :ladding on each face 3irection of sample ITem
9、perafure L “c Room temperature - 1030 % 1030 1270 d Rm 1470 1270 S Rn -C E70 - Proof Stress Strength Elongation Reduction of area =! 2 I- u % - I 10 I x 10 - I Hard ness 363 I 375 -i H8 429 I 375 5 HB c-1& Shear Strength Bending - J I mpact OC h - Temperature Time Rupture Stress Elongation 1 1MPa =
10、lN/mm2 i), i?), 3), see page 4, line 98. 1-1 -A : Votes 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-,-,-AECMA PREN2506 84 LOL23LL 0003367 4 2 prEN2506
11、Page 4 3 4 1 Condition and Heat treatment Reference doter ypicol usa Solution annealed and precipitation hardened 950 1- 10C / t = 30 min / Air cool +-450 1- 10C / t = 2 h / Air cool ) i) Cool to : 6 &30C. 2) This treatment in is applied before precipitation hardening only if cold working has been carried out after solution annealing. , 3) Optional test. 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-,-,-
