Formability of ultrafine grained metals produced by severe plastic deformation–an overview

E Bruder - Advanced Engineering Materials, 2019 - Wiley Online Library
Severe plastic deformation (SPD) techniques have attracted considerable attention due to
their capability to refine the grain size of metals and alloys down to the ultrafine grained …

The dead metal zone in high-pressure torsion

DJ Lee, EY Yoon, LJ Park, HS Kim - Scripta Materialia, 2012 - Elsevier
Plastic deformation behavior during high-pressure torsion (HPT) was analyzed by the finite
element method in order to investigate heterogeneous deformation in HPT-processed disks …

[HTML][HTML] Simulation of deformation and fracture initiation during equal channel angular pressing of AZ31 magnesium alloy with covered tube casing

AR Eivani, SM Mirghasemi, SH Seyedein… - journal of materials …, 2021 - Elsevier
The present research was aimed at lowering the deformation temperature by applying cover
tube casing (CTC) to AZ31 magnesium alloy samples subjected to equal channel angular …

The evolution of damage in perfect-plastic and strain hardening materials processed by equal-channel angular pressing

RB Figueiredo, PR Cetlin, TG Langdon - Materials Science and …, 2009 - Elsevier
The evolution of damage was investigated for an aluminum alloy processed by equal-
channel angular pressing. The investigation was performed for two different structural states …

A comparison between routine vs. normalized Cockroft-Latham fracture criteria for prediction of fracture during equal channel angular pressing

SM Mirghasemi, AR Eivani, SH Seyedein… - Engineering Fracture …, 2018 - Elsevier
In this article, routine and normalized Cockroft-Latham fracture criteria are used to predict
fracture during equal channel angular pressing (ECAP) of AZ31 Mg alloy. These models are …

Damaging prediction of difficult-to-work aluminum alloys during equal channel angular pressing

R Comaneci, L Zaharia, R Chelariu - Journal of materials engineering and …, 2012 - Springer
Severe plastic deformation (SPD) is a well-established method in the recent years for grain
refinement in metallic materials. Equal channel angular pressing (ECAP) is one of the most …

[HTML][HTML] Investigation of large strain extrusion machining (LSEM) of pure magnesium (Mg)

S Molafilabi, A Sadeghi, M Hadad - International Journal of Lightweight …, 2020 - Elsevier
Large strain extrusion machining (LSEM) is used to produce pure magnesium strips directly
from as-cast billets. LSEM reduces manufacturing steps and the special shear direction …

Effective damage indicator for aluminum alloy (AA6082Zr) processed by ECAE

MA Agwa, MN Ali - Journal of Manufacturing …, 2018 - asmedigitalcollection.asme.org
The present research aims to study the influence of equal channel angular extrusion (ECAE)
parameters (die channel angle, die corner angle, and friction coefficient) on cracking and …

Prediction of ductile failure in CP-Titanium as criterion of SPD process design

R Lapovok, V Mendoza, VN Anumalasetty… - Journal of Materials …, 2016 - Elsevier
Application of damage model in combination with finite element analysis to design and
optimization of equal channel angular pressing—conform of commercially pure titanium …

On the Evaluation and Consideration of Fracture Mechanical Notch Support Within a Creep-Fatigue Lifetime Assessment

C Kontermann, H Almstedt… - … of Engineering for …, 2018 - asmedigitalcollection.asme.org
Changes within the global energy market and a demand for a more flexible operation of gas-
and steam-turbines lead to higher utilization of main components and raise the question …