A review on high-pressure torsion (HPT) from 1935 to 1988

K Edalati, Z Horita - Materials Science and Engineering: A, 2016 - Elsevier
High-pressure torsion (HPT) method currently receives much attention as a severe plastic
deformation (SPD) technique mainly because of the reports of Prof. Ruslan Z. Valiev and his …

A review on grain refinement of aluminum alloys: progresses, challenges and prospects

RG Guan, D Tie - Acta Metallurgica Sinica (English Letters), 2017 - Springer
Aluminum becomes the most popular nonferrous metal and is widely used in many fields
such as packaging, building transportation and electrical materials due to its rich resource …

General relationship between strength and hardness

P Zhang, SX Li, ZF Zhang - Materials Science and Engineering: A, 2011 - Elsevier
Both hardness and strength are the important properties of materials, and they often obey
the three times empirical relationship in work-hardened metals and some bulk metallic …

Texture evolution in high-pressure torsion processing

H Azzeddine, D Bradai, T Baudin… - Progress in Materials …, 2022 - Elsevier
Among the severe plastic deformation processing (SPD) of materials, high-pressure torsion
(HPT) is known to induce considerable amounts of plastic strain and crucial grain refinement …

Spherical nanoindentation creep behavior of nanocrystalline and coarse-grained CoCrFeMnNi high-entropy alloys

DH Lee, MY Seok, Y Zhao, IC Choi, J He, Z Lu, JY Suh… - Acta Materialia, 2016 - Elsevier
Time-dependent plastic deformation behavior of nanocrystalline (nc) and coarse-grained
(cg) CoCrFeMnNi high-entropy alloys (HEAs) was systematically explored through a series …

Using finite element modeling to examine the flow processes in quasi-constrained high-pressure torsion

RB Figueiredo, PR Cetlin, TG Langdon - Materials Science and …, 2011 - Elsevier
Finite element modeling was used to examine the flow processes in high-pressure torsion
(HPT) when using quasi-constrained conditions where disks are contained within …

Different models of hardness evolution in ultrafine-grained materials processed by high-pressure torsion

M Kawasaki - Journal of Materials Science, 2014 - Springer
High-pressure torsion (HPT) is an attractive processing method in severe plastic deformation
techniques involving the application of high compressive pressure with concurrent torsional …

Ultrafine grains and the Hall–Petch relationship in an Al–Mg–Si alloy processed by high-pressure torsion

A Loucif, RB Figueiredo, T Baudin, F Brisset… - Materials Science and …, 2012 - Elsevier
Experiments were conducted to evaluate the evolution of hardness and microstructure in a
commercial Al–0.6% Mg–0.4% Si alloy during processing by high-pressure torsion (HPT) …

Significance of homologous temperature in softening behavior and grain size of pure metals processed by high-pressure torsion

K Edalati, Z Horita - Materials Science and Engineering: A, 2011 - Elsevier
High purity metals with low melting temperatures such as indium (99.999%), tin (99.9%),
lead (99%), zinc (99.99%) and aluminum (99.99%) were processed using high-pressure …

An investigation of hardness homogeneity throughout disks processed by high-pressure torsion

M Kawasaki, RB Figueiredo, TG Langdon - Acta Materialia, 2011 - Elsevier
Experiments were conducted on high-purity aluminum to determine the degree of hardness
homogeneity attained during processing by high-pressure torsion (HPT). The HPT …