1、 STD-AECMA PREN 3LL4-4-ENGL 1777 E 1012311 0013137 778 E AECMA STANDARD prEN 31 14-4 NORME AECMA Edition P 1 AECMA NORM July 1997 Edition approved for publication PUBLISHED BY THE EUROPEAN ASSOCIATION OF AEROSPACE INDUSTRIES (AECMA) Gulledelle 94 - B-1200 BRUXELLES - Tel. (+32) 2 775 81 1 O - Fax. (
2、+32) 2 775 81 11 Comments should be sent within six months after the date of Dubiication to C5 Chairman ICs : Descriptors : ENGLISH VERSION Aerospace series Test method Microstructure of (a + l titanium alloy wrought products Part 4 : Microstructure of sheet for superplastic forming Srie arospatiale
3、 Mthode dessai Microstructure des produits corroys en alliage de titane (a + ) Partie 4 : Microstructure des tles pour formage superplastique Luft- und Raumfahrt Prf verfahren Mikrogefge von Titanlegierung (CL + ) Teil 4 : Mikrogefge Kneterzeugnisse von Blechen fr superplastisches Umformen This “Aer
4、ospace Series“ Prestandard has been drawn up under the responsibility of AECMA (The European Association of Aerospace Industries). It is published on green paper for the needs of AECMA-Members. It has been technically approved by the experts of the concerned Technical Committee following comment by
5、the Member countries. Subsequent to the publication of this Prestandard, 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 AECMA Standard Checking
6、Centre INPSI 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 formal vote. NOTE : Images of higher quality for the prints in this standard are available from BNAE. 1997-07-31 AE
7、CMA Gulledelle 94 B-1200 BRUXELLES Mr Odorico aecrna 1997 COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling Services1 Scope This standard contains pictures of the microstructure of (a + ) titanium alloy sheet for superplastic forming. It shall be
8、 used in conjunction with EN 31 14-1. 2 Normative references This European Standard incorporates by dated or undated reference provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated reference
9、s, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies. EN 31 14-1 Aerospace series - Microstructure of (a + ) titani
10、um alloy wrought products - Part 1 : General requirements 1) 3 Micrographs 4L1 A to 4L12A (a + ) structure, longitudinal section, annealed. 4L1B to 4L12B (a + ) structure, longitudinal section, 930C/t = 30 min/WQ. 1) Published as AECMA Prestandard at the date of publication of this standard Previous
11、 page is blank COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD*AECMA PREN 3114-4-ENGL 1777 W LOL23LL OOL3137 740 H Page 4 prEN 31 14-4 : 1997 (a + ) structure, longitudinal section Annealed 200 : 1 4L1 A 200: 1 930 OC / t = 30 min /
12、 WQ 4L1 B COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD-AECMA PREN 3114-Li-ENGL 1797 D LOL23LL 00131LiO Lib2 D Page 5 prEN 31 14-4 : 1997 (a + I structure, longitudinal section Annealed 200 : 1 4L2A 200 : 1 930 OC / t = 30 min / W
13、Q 4L2B COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD*AECMA PREN 3LL4-4-ENGL 1777 1012311 OOL3L41 3T7 Page 6 prEN 31 14-4 : 1997 (a + i structure, longitudinal section Annealed 200: 1 4L3A 200 : 1 930 OC / t = 30 min / WQ 4L3B COPY
14、RIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD-AECMA PREN 3LlLI-4-ENGL 1777 D LO123L1 OOL31LI2 235 Page 7 prEN 31 14-4 : 1997 (01 + I structure, longitudinal section Annealed 200: 1 4L4A 200: 1 930 OC / t = 30 min /WO 4L4B COPYRIGHT As
15、sociation Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD-AECMA PREN 3LL4-4-ENGL 2777 W LOL23Ll 0013LLi3 171 D Page 8 prEN 31 14-4 : 1997 (01 + ) structure, longitudinal section Annealed 200 : 1 4L5A 200: 1 93OOC / t = 30 min / WQ 4L5B COPYRIGHT Associat
16、ion Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD*AECMA PREN 3114-4-ENGL 1777 W 1012311 0013144 008 W Page 9 piEN 31 14-4 : 1997 (a + l structure, longitudinal section Annealed 200 : 1 4L6A 4L6B COPYRIGHT Association Europeene Des Constructeurs de Mate
17、riel AerospaceLicensed by Information Handling ServicesSTD*AECMA PREN 3114-4-ENGL 1777 m LOL23LL 0013145 Ti-14 m Page 10 prEN 31 14-4 : 1997 (a + ) structure, longitudinal section Annealed 200 : 1 4L7A 200: 1 930 OC / t = 30 min / WQ 4L7B COPYRIGHT Association Europeene Des Constructeurs de Materiel
18、 AerospaceLicensed by Information Handling ServicesPage 11 prEN 31 14-4 : 1997 (a + ) structure, longitudinal section 930 OC / t = 30 min /WO 4L8B 200 : 1 COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD-AECMA PREN 3LL4-4-ENGL 1997 1
19、0123L1 00131lr7 817 W Page 12 prEN 31 14-4 : 1997 (a + ) structure, longitudinal section 200 : 1 Annealed 4L9A 200: 1 930 OC / t = 30 min / WQ 4L9B COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD-AECMA PREN 311LI-4-ENGL 1997 9 30123
20、11 0033348 753 Page 13 prEN 31 14-4 : 1997 (a + l structure, longitudinal section Annealed 200: 1 4L1 OA 200 : 1 930 OC / t = 30 min / WQ 4L1 OB COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTDSAECMA PREN 311q-g-ENGL 1997 9 1012311 0
21、013149 b9T m Page 14 prEN 31 14-4 : 1997 (CL + i structure, longitudinal section Annealed 200: 1 4L11A 200: 1 930 OC / t = 30 min / WQ 4LllB COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling ServicesSTD-AECMA PREN 3114-4-ENGL 1777 D 1012311 0013L50 301 9 Page 15 prEN 31 14-4 : 1997 (a + ) structure, longitudinal section 200 : 1 Annealed 4L12A 200: 1 930 OC / t = 30 min / WQ 4L12B COPYRIGHT Association Europeene Des Constructeurs de Materiel AerospaceLicensed by Information Handling Services
