Precipitation reactions occurring within two Al–Li–Zn–Mg–Cu alloys have been investigated and are discussed in terms of the phase equilibria of simpler alloy systems. The influence of solute supersaturation and free vacancy concentration upon precipitation is highlighted.
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References
1.
PEELC. J., EVANSB., BAKERC. A., BENNETTD. A., GREGSONP. J., and FLOWERH. M.: in Aluminium-lithium alloys II’, (ed. SandersT. H. and StarkeE. A.), 363; 1984, Warrendale, Pa, The Metallurgical Society of AIME.
2.
QUISTW. E., NARAYANONG. H., and WINGERTA. L.: in ‘Aluminium-lithium alloys II’, (ed. SandersT. H. and StarkeE. A.), 313; 1984, Warrendale, Pa, The Metallurgical Society of AIME.
3.
GREGSONP. J. and FLOWERH. M.: Ada Metall., 1985, 33, 529.
NOBLEB. and THOMPSONG. E.: Met. Sci. J.,1971, 5, 114.
6.
GREGSONP. J., PEELC. J., and EVANSB.: in ‘Aluminium-lithium alloys III’, (ed. BakerC. A.et al.), 516; 1986, London, The Institute of Metals.
7.
GREGSONP. J., FLOWERH. M., N C.. TITEI., and MUKHOPADHYAYA.:Mater. Sci. Technol.,1986, 2, 349.
8.
HARRISS. J., NOBLEB., DINSDALEK., PEELC. J., and EVANSB.: in ‘Aluminium-lithium alloys III’, (ed. BakerC. A.et al.), 610; 1986, London, The Institute of Metals.
9.
LORIMERG. w.: in ‘Precipitation processes in solids’, (ed. RussellK. C. and AaronsonH. I.), 87; 1978, Warrendale, Pa, The Metallurgical Society of AIME.
10.
GREGSONP. J. and FLOWERH. M.: in ‘Aluminium technology ‘86’, (ed. SheppardT.), 423; 1986, London, The Institute of Metals.
11.
FLOWERH. M., GREGSONP. J., MUKHOPADHYAYA., and TITEC. N. J.: in ‘Aluminium alloys — their physical and mechanical properties’, (ed. StarkeE. A. and SandersT. H.), 743; 1986, Warley, Engineering Materials Advisory Service.
12.
GREGSONP. J. and FLOWERH. M.: J. Mater. Sci. Lett.,1984, 3, 829.
13.
THACKERYP. A.: J. Inst. Met.,1968, 96, 228.
14.
KIRITANIM., YOSHIDAN., and TAKATAH.: J. Phys. Soc. Jpn, 1974, 36, 720.
15.
HOWARDP., PILKINGTONR., LORIMERG. W., and SALEF. R.: High Temp.—High Pressures, 1985, 17, 123.
16.
PAPAZIANJ. M., SIGLIC., and SANCHEZJ. M.: SCY. Metall.,1986, 20, 201.
17.
BAUMANNS. F. and WILLIAMSD. B.: in ‘Aluminium—lithium alloys II’, (ed. SandersT. H. and StarkeE. A.), 17; 1984, Warrendale, Pa, The Metallurgical Society of AIME.
18.
MONDOLFOL. F.: Metall. Rev.,1971, 16, 95.
19.
VARLEYP. C., DAYD. B., and SENDOREKA.: J. Met., 1957-58, 86, 337.
20.
EMBURYJ. D. and NICHOLSONR. B.: Acta Metall., 1965, 13, 403.
21.
LORIMERG. W. and NICHOLSONR. B.: Acta Metall., 1966, 14, 1009.
22.
UNWINP. N. T., LORIMERG. W., and NICHOLSONR. B.: Acta Metall., 1969, 17, 1363.
23.
BAUMANNS. F. and WILLIAMSD. B.: Acta Metall., 1985, 33, 1069.
24.
FOXS., FLOWERH. M., and McDARMAIDD. S.: in Aluminium—lithium alloys III’, (ed. BakerC. A. et al.), 263;1986, London, The Institute of Metals.
25.
ZAICHEROVA. M.: Tsvetn. Met.,1961, 1, 124.
26.
PEELc. i.: ‘Precipitation of S phase in high strength Al—Zn—Mg—Cu alloys’, Technical report TR 75062, Royal Aircraft Establishment, 1975.
27.
WELPMANNK., PETERSM., and SANDERST. H., Jr: in Aluminium—lithium alloys III’, (ed. C. Baker et al.), 524; 1986, London, The Institute of Metals.
28.
MILLERW. S., THOMASM. P., LLOYDD. J., and CREBERD.: in ‘Aluminium—lithium alloys III’, (ed. BakerC.et al.), 584; 1986, London, The Institute of Metals.