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Atomic scale investigation of dynamic precipitation and grain boundary segregation in a 6061 aluminium alloy nanostructured by ECAP
SAUVAGE, X., MURASHKIN, M. Yu., VALIEV, R. Z.
Key words: aluminium alloy, precipitation, grain boundary segregation, ECAP
vol. 49 (2011), no. 1, pp. 11 - 15
DOI: 10.4149/km_2011_1_11
Article   |    Full Text (212 kB)

Formation of two amorphous phases in the Ni₆₀Nb₁₈Y₂₂ alloy after high pressure torsion
STRAUMAL, B. B., MAZILKIN, A. A., PROTASOVA, S. G., GOLL, D., BARETZKY, B., BAKAI, A. S., DOBATKIN, S. V.
Key words: severe plastic deformation, Y-Ni-Nb alloys, amorphous phases
vol. 49 (2011), no. 1, pp. 17 - 22
DOI: 10.4149/km_2011_1_17
Article   |    Full Text (246 kB)

Acceleration of spheroidisation in a medium carbon steel processed by equal channel angular pressing
MA, L. W., XIA, K.
Key words: equal channel angular pressing, medium carbon alloy steel, spheroidisation, heat treatment, severe plastic deformation
vol. 49 (2011), no. 1, pp. 23 - 27
DOI: 10.4149/km_2011_1_23
Article   |    Full Text (563 kB)

The effect of deformation processing on tensile ductility of magnesium alloy AZ31
ZUBEROVA, Z., SABIROV, I., ESTRIN, Y.
Key words: magnesium alloy, hot cross rolling, equal channel angular pressing, mechanical properties, strain rate sensitivity
vol. 49 (2011), no. 1, pp. 29 - 36
DOI: 10.4149/km_2011_1_29
Article   |    Full Text (539 kB)

Investigation of microstructure and strength of AZ80 magnesium alloy by ECAP and aging treatment
YIN, D. L., WENG, L. K., LIU, J. Q., WANG, J. T.
Key words: magnesium alloy, ECAP, aging, precipitate, strengthening
vol. 49 (2011), no. 1, pp. 37 - 42
DOI: 10.4149/km_2011_1_37
Article   |    Full Text (381 kB)

Correlation between shear punch and tensile measurements for an AZ31 Mg alloy processed by equal-channel angular pressing
MASOUDPANAH, S. M., MAHMUDI, R., LANGDON, T. G.
Key words: Equal-channel angular pressing (ECAP), magnesium alloy, shear punch test, tensile testing, texture
vol. 49 (2011), no. 1, pp. 43 - 50
DOI: 10.4149/km_2011_1_43
Article   |    Full Text (480 kB)

Bimodal grain size distributions in UFG materials produced by SPD – their evolution and effect on the fatigue and monotonic strength properties
KORN, M., LAPOVOK, R., BOHNER, A., HOPPEL, H. W., MUGHRABI, H.
Key words: UFG, ultrafine-grained microstructure, bimodal grain size distribution, fatigue life enhancement, grain coarsening, ECAP temperature rise.
vol. 49 (2011), no. 1, pp. 51 - 63
DOI: 10.4149/km_2011_1_51
Article   |    Full Text (558 kB)

Fatigue strength of submicrocrystalline Ti and Zr-2.5%Nb alloy after equal channel angular pressing
TERENTYEV, V. F., DOBATKIN, S. V., NIKULIN, S. A., KOPYLOV, V. I., PROSVIRNIN, D. V., ROGACHEV, S. O., BANNYKH, I. O.
Key words: titanium, Zr-2.5% Nb zirconium alloy, severe plastic deformation, submicrocrystalline structure, fatigue strength, propagation of fatigue cracks
vol. 49 (2011), no. 1, pp. 65 - 73
DOI: 10.4149/km_2011_1_65
Article   |    Full Text (712 kB)

Creep behavior of metals processed by equal-channel angular pressing
KAWASAKI, M., SKLENICKA, V., LANGDON, T. G.
Key words: creep, deformation mechanism maps, equal-channel angular pressing, flow mechanisms, grain boundary sliding
vol. 49 (2011), no. 1, pp. 75 - 83
DOI: 10.4149/km_2011_1_75
Article   |    Full Text (403 kB)

Fabrication of ultrafine-grained Ti-(5-50 wt.%)Al₂O₃ composites using high-pressure torsion
EDALATI, K., IWAOKA, H., HORITA, Z., TANAKA, M., HIGASHIDA, K., FUJIWARA, H., AMEYAMA, K.
Key words: titanium, Ti-matrix composite, ultrafine grain, high-pressure torsion, severe plastic deformation, consolidation
vol. 49 (2011), no. 1, pp. 85 - 91
DOI: 10.4149/km_2011_1_85
Article   |    Full Text (507 kB)

Microstructural stability and nanoindentation of an electrodeposited nanocrystalline Ni-1.5 wt. % P alloy
PRASAD, M. J. N. V., CHOKSHI, A. H.
Key words: nanocrystalline, nickel, nanoindentation, Hall-Petch relationship, grain boundary weakening
vol. 49 (2011), no. 1, pp. 93 - 99
DOI: 10.4149/km_2011_1_93
Article   |    Full Text (332 kB)

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