1、STD-AECMA PREN 2b82-ENGL 1798 W LO12311i 001q3t5 571 9 AECMA STANDARD NORME AECMA AECMA NORM prEN 2682 Edition 2 April 1998 PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - B-1200 BRUXELLES - Tel. ( + 32) 2 775 81 1 O - Fax. (+ 32) 2 775 81 1 1 ICs : Supersedes e
2、dition 1 Descriptors : November 1984 ENGLISH VERSION Aerospace series Aluminium alloy 701 0-T73652 Forgings 50IaI150mm Srie arospatiale Alliage daluminium 701 0-T73652 Pices forges ou matrices 50 I a I 150 mrn Luft- und Raumfahrt Aluminium-legierung 701 O-T73652 Freiform- oder Gesenkschmiedestcke 50
3、 I a 150 mm This “Aerospace series“ Standard has been drawn up under the European Association of Aerospace Industries). It will be submitted as a draft European Standard for formai vote. of AECMA (The Replace page 1 of the previous edition by this page Declassification approved 1998-04-30 The equiva
4、lent versions in French and German languages can be supplied by B.N.A.E. - Technopolis 54 - 199, rue Jean-Jacques Rousseau 921 38 ISSY - LES - MOULINEAUX CEDEX - FRANCE aecrna 1998 - - 5TD.AECMA PREN 2b82-ENGL 1778 4 lU12311. 00li3Lb 428 nrf7S?)3? P,iop L: Aluminium alloy 701 0-T73652 Forgings 50 a
5、150 rnm Fe - O,15 Others 1 Ni Zn Ti Zr Cu Mn Mg Cr tach Total 1,5 - 2,l - - 5,7 - 0,lO - - - . -en. 2,0 0,lO 2,G 0,05 0,05 6,) 0,06 O,16 0,05 0,15 50 c a 6 75 75 c a s 100 100 a s 125 125 a 153 L LT ST L LT CT L ST L LT LT ST Si Element Chcm cal Composition min. 1 ma. -_ % 0,12 1 2 1 3 I 4 I 5 letho
6、d of melting Forgings - 6 a 6 150 mm 50 EN2082-1; EN2082-2; EN7082-3 1 _ - orm lethod of production .mit dimensions #,i Technicz! Specifications .2 Dimenrional standards :ond it ion nd T73652 Solution treat 475 5 5% Water quench O = 70 -+ 10C Controlled compression : 1 to 5% Artificial aoe 2 110 to
7、!20C / 8 to 24 h + 172 I 5OC / 10 to 14 h T73652 ieat treatment )el ivery :ondit ion i nd i eat treatment J se Delivery condition rest piece ieat treatment ;am piing 3 imensions :oncerned i almm rhickness of :ladding on each face 3irection of sample Temperatu re Proof Stress 435 435 I 420 L20 I 420
8、I 405 I 410 I 410 I 390 I 400 I I 375 35 490 480 475 485 470 460 475 Strength 495 9 - 490 i 480 4 75 E I onga ti on 91 61 41 9 I51 41 8151 4 Reduction of area Hard ness Shear Strength Bending -_ Impact Tlme Stress Rupture Stress i KI -I- h ) 1 MPo= 1 N/mm2 i), 2), 31, see line sa 1 Previous page is
9、blank Notes 1 d MS/m ilectrical :onduct iv i t y tress. MPa :orrosion 20 d ypical usa 2 3 4 5 1 I- EN2004-1 I 3 23,2 Acceptable 23*2 Non acceptable Additional ageing at 17PC may be given to meet requirement. EN20064 ) ST direction : 240 i) in preparation. 2) Aternatively artificiallyage byleafing at a rate ,200C/h up to 172 2 5OC and maintain-at this temperture for 10 to 14 h. 3) Minimum value3.
