Characterizing Microstructural and Mechanical Properties of Al–Zn Alloys Processed by High‐Pressure Torsion
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Engineering Materials"
DOI: 10.1002/adem.201900672
Abstract: Herein, the characterization of microstructures and mechanical properties of Al–Zn alloys ultrafine-grained (UFG) by using high pressure torsion (HPT) is surveyed. Emphasis is placed on the decomposition of the solid solution structures due to the… read more here.
Keywords: pressure torsion; properties alloys; mechanical properties; high pressure ... See more keywords
Consolidation of the Amorphous Zr50Cu50 Ribbons by High‐Pressure Torsion
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DOI: 10.1002/adem.201900694
Abstract: High‐pressure torsion is used to consolidate the melt‐spun Cu50Zr50 amorphous ribbons. The high‐pressure torsion processing is conducted varying the strain using different numbers of anvil rotations. Optical microscopy (OM) and transmission electron microscopy (TEM), X‐ray… read more here.
Keywords: ribbons high; high pressure; microscopy; pressure torsion ... See more keywords
Synthesis of Nanostructured TiFe Hydrogen Storage Material by Mechanical Alloying via High‐Pressure Torsion
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DOI: 10.1002/adem.202000011
Abstract: TiFe as a room‐temperature hydrogen storage material is usually synthesized by ingot casting in the coarse‐grained form, but the ingot needs a thermal activation treatment for hydrogen absorption. Herein, nanograined TiFe is synthesized from the… read more here.
Keywords: hydrogen; hydrogen storage; high pressure; pressure torsion ... See more keywords
High-pressure torsion-induced phase transformations and grain refinement in Al/Ti composites
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DOI: 10.1007/s10853-017-1331-z
Abstract: AbstractHigh-pressure torsion (HPT) deformation of multiphase metallic systems produces a high density of interfaces and leads to atomic mixing between the constituent phases. Here we present a study of the interphase boundary structure, grain size… read more here.
Keywords: pressure torsion; deformation; hpt deformation; interphase boundaries ... See more keywords
Structure Amorphization and Mechanical Properties of Nanolaminates of the Copper–Niobium System During High-Pressure Torsion
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DOI: 10.1007/s11182-018-1417-3
Abstract: The results of investigation of structural transformations and mechanical behavior of nanolaminates are reported, which were manufactured by multiple rolling of alternating layers of copper and niobium, followed by high-pressure torsion in the Bridgeman chamber.… read more here.
Keywords: torsion; pressure torsion; high pressure; structure ... See more keywords
Using heat treatments, high-pressure torsion and post-deformation annealing to optimize the properties of Ti-6Al-4V alloys
Sign Up to like & getrecommendations! Published in 2017 at "Acta Materialia"
DOI: 10.1016/j.actamat.2017.09.018
Abstract: Abstract Experiments were conducted to investigate the processing parameters that may be used to optimize the properties of Ti-6Al-4V alloys. The alloy was initially subjected to two different heat treatments leading to the formation of… read more here.
Keywords: pressure torsion; heat treatments; 6al alloys; high pressure ... See more keywords
The fabrication of graphene-reinforced Al-based nanocomposites using high-pressure torsion
Sign Up to like & getrecommendations! Published in 2019 at "Acta Materialia"
DOI: 10.1016/j.actamat.2018.10.060
Abstract: Abstract Metal matrix nanocomposites were fabricated by high-pressure torsion (HPT) using 5% graphene nanoplates as a reinforcement contained within an Al matrix. Powders were mixed and compacted at room temperature and then processed by HPT… read more here.
Keywords: fabrication graphene; pressure torsion; high pressure;
Microstructural and morphological investigations on Mg-Nb2O5-CNT nanocomposites processed by high-pressure torsion for hydrogen storage applications
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.06.165
Abstract: Abstract A combined deformation process of high energy ball milling and subsequent high-pressure torsion method was applied to synthesize nanocrystalline magnesium powders catalyzed by Nb2O5 and/or multiwall carbon nanotubes. The effect of the different additives… read more here.
Keywords: carbon nanotubes; hydrogen; pressure torsion; high pressure ... See more keywords
Influence of high pressure torsion-induced grain refinement and subsequent aging on tribological properties of Cu-Cr-Zr alloy
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.01.303
Abstract: Abstract Effects of ultrafine grain formation via high pressure torsion (HPT) and precipitation during aging on the microstructure, mechanical and tribological properties of a Cu-Cr-Zr alloy have been investigated systematically. HPT results in the formation… read more here.
Keywords: tribological properties; alloy; pressure torsion; formation ... See more keywords
Effect of precipitates on nanostructuring and strengthening of high-strength aluminum alloys under high pressure torsion
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.02.047
Abstract: Abstract Effects of secondary phases on the development of a nanocrystalline structure under severe plastic deformation (SPD) of two high-strength Al-Zn-Mg-Сu alloys with different additions of transition metals (TM) and on parameters of their hardness… read more here.
Keywords: strength; high strength; pressure torsion; high pressure ... See more keywords
Preparation of ultrafine-grained GH4169 superalloy by high-pressure torsion and analysis of grain refinement mechanism
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.10.385
Abstract: Abstract A grain refinement process for a GH4169 superalloy sheet was proposed with the following parameters: solid solution (1050 °C × 0.5 h), cold rolling (50% reduction rate), δ phase precipitation treatment (890 °C × 10 h), high-pressure torsion (HPT) (3, 4, and… read more here.
Keywords: high pressure; pressure torsion; grain refinement; gh4169 superalloy ... See more keywords