Read e-book online Aluminum–Lithium Alloys. Processing, Properties, and PDF

By N Eswara Prasad, Amol Gokhale, R.J.H Wanhill

ISBN-10: 0124016987

ISBN-13: 9780124016989

Because lithium is the least dense elemental steel, fabrics scientists and engineers were operating for many years to boost a commercially manageable aluminum-lithium (Al-Li) alloy that might be even lighter and stiffer than different aluminum alloys. the 1st generations of Al-Li alloys tended to be afflicted by numerous difficulties, together with negative ductility and fracture sturdiness; unreliable houses, fatigue and fracture resistance; and unreliable corrosion resistance.

Now, new 3rd iteration Al-Li alloys with considerably diminished lithium content material and different advancements are promising a revival for Al-Li functions in sleek plane and aerospace automobiles. during the last few years, those more recent Al-Li alloys have attracted expanding worldwide curiosity for frequent functions within the aerospace principally as a result of hovering gas charges and the improvement of a brand new new release of civil and army airplane. This contributed publication, that includes a number of the best researchers within the box, is the 1st up to date overseas reference for Al-Li fabric study, alloy improvement, structural layout and aerospace platforms engineering.

  • Provides an entire remedy of the hot new release of low-density AL-Li alloys, together with microstructure, mechanical behavoir, processing and applications
  • Covers the background of past new release AL-Li alloys, their simple difficulties, why they have been by no means familiar, and why the recent 3rd iteration Al-Li alloys may possibly ultimately substitute not just conventional aluminum alloys yet costlier composite materials
  • Contains complete chapters dedicated to purposes within the airplane and aerospace fields, the place the lighter, greater Al-Li alloys suggest larger acting, extra fuel-efficient aircraft

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Extra info for Aluminum–Lithium Alloys. Processing, Properties, and Applications

Example text

1998. Fabrication methods to manufacture isotropic AlÀLi alloys and products for space and aerospace applications. Mater. Sci. Eng. A 257, 100À107. , 2012. The evolution of AlÀLi base products for aerospace and spaceapplications. Metall. Mater. Trans. A 43, 3325À3337. , 1990. AlÀLi Alloys Having Improved Corrosion Resistance Containing Mg and Zn. S. Patent No. 4,961,792. , 2008. The roll of crystallographic texture on the performance of flat rolled aluminum products for aerospace applications.

1966. S. Patent No. 3,284,193. , 1960. Bulletins of AN SSSR OTN (Akademiyanauk SSSR, Academy of Sciences of the USSR, Otdaleniyetechnicheskikhnauk, Department of Technical Sciences), No. 4, p. 106. , 1985. Processing AlÀLiÀ>CuÀ(Mg) alloys. J. ), AluminumÀLithium Alloys III. The Institute of Metals, London, pp. 66À86. , 1986. The effect of processing on the properties of AlÀLi alloys. H. ), Aluminum Alloys—Their Physical and Mechanical Properties. EMAS, Warley, England, pp. 403À417. , 1926. Age hardened aluminiumÀlithium alloys.

04Zr. 09Zr. The Cu and Li contents were selected to form a combination of Al3Li, Al2Cu, and Al2CuLi precipitates in order to achieve high strength. 26 wt% Mg, these two additions act to drive the δ0 solvus boundary lower, thus promoting the precipitation of Al3Li and possibly the Al2CuLi strengthening phase (Baumann and Williams, 1984). , 1981). Zirconium and Mn additions were designed to form Al3Zr, Al20Cu2Mn, and Al6Mn dispersoids in an effort to control the recrystallization of the alloy. 25 wt% of Mn was added to minimize the strain localization effects and reduce the sharp texture associated with higher Zr concentrations in typical AlÀLiÀCuÀX alloys.

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Aluminum–Lithium Alloys. Processing, Properties, and Applications by N Eswara Prasad, Amol Gokhale, R.J.H Wanhill


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