AECMA PREN 2729-1986 Aerospace Series Aluminium Alloy Al-C27-T6 Chill Castings Issue P 1《航空和航天系列铝合金Al-C27-T6冷硬铸造》.pdf

1、A.E.C. M.A. STAN DARD NORM E A. E.C. M .A. A.E.C.M.A. NORM prE N2729 Issue P 1 April 1986 DIT PAR LASSOCIATION EUROPENNE DES CONSTRUCTEURS DE MATERIEL AROSPATIAL 88, boulevard Malesherbes, 75008 PARIS - TEL. 45-63-82-85 ENGLISH VERSION Aerospace series Aluminium alloy AI-C27-T6 chill castings Srie a

2、rospatiale Alliage daluminium AI-C27-T6 pices de fonderie moulage en coquille Luft- und Raumfahrt A I u m-i n i u m I eg i er un g A I - C 2 7-T6 Gu st eke Kokillengu This standard is initially published on green paper for the needs of AECMA-Members (Association Europenne des Constructeurs de Matrie

3、l Arospatial). It bas been technically approved by the experts of the concerned AECMA Commission following comment by the manufacturers of the Member countries. After examination and signature of the AECMA Standard Checking Centre (NPS) and formal agreement of the Official Services of the Member cou

4、ntries it will be published in its final version on yellow paper as an AECMA Standard. Nota - Extra copies can be supplied by B.N.A.E. - 8. rue Moreau-Vauthier - 92100 BOULOGNE-BILLANCOURT Edition approved for publication Comments should be sent within six months C5 Chairman after the date of oublic

5、ation decision Mr HILAIRE I A.E.c.M.A. I 88, Bd. Malesherbes 22 April 1986 75008 PARIS - FRANCE COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesAl . Rem. Others 1) Si Fe Cu Mn Mg Zn Ti Be each Total - - - 0,25 - 0,04 - - - 6 95 7,s 0,20

6、 0,20 0,lO 0,45 0,lO 0,25 0,07 0,05 0,15 1 I Element ChsmIcal Cornposltlon rnln. 1 me. % 1 2 3 I 4 Method of rneltlne Form Wethod of productton Llrnlt dlmensloni 6.1 Technical specif i cat ions Chill cast EN2076-1 and EN2076-3 - T6 6,2 Dlmenilonal standards 6.1 Condltlon and Solution treated 525 & 0

7、 d 54C / 6 S t 5 18 h / Water quench 0 S 7OoC + Artificially aged 150 & 0 G 17OOC / 6 L t s 12 h / Air cool U Heat treatment Delivery 6.2 Code letters Condltlon and Heat treatment UM Delivery condition Tat plate Heat traetmmt Sempllng T6 3, T6 5) mrn Dlmenilonr concernad 61 Wall thickness of S 20 mm

8、 % Thlcknsu of claddlng on each face Dlrectlon of sample Trmporrture 8 g: - - Room temperature 3 2,s 3 470 I 2 5,5 80 (for information) - - - Shear Strength I IMPa J or J/cm2 Impmt - - th - U, MPa *I - - .- Notea COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Info

9、rmation Handling ServicesAECMA PREN2729 86 m LOL23LL 0004054 T prEN2729 Page 4 1 Designation Notes Typicel use i) After prior ayreement between the purchaser and the founder this alloy may contain modification elements of which the presence must be indicated on the test repor t. 5.6.5 of EN2076-3. 2

10、) The values indicated are minima obtained on terisile specimens conforming to 3) Separately cast test samples. 4) Test samples taken from any zone. 5) Test samples taken from a designated zone. 6) For greater thicknesses, values arc to be agreed. COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling Services