Construction of hot deformation processing maps for 9Cr-1Mo steel through conventional and ANN approach

S Kumar, A Karmakar, SK Nath - Materials Today Communications, 2021 - Elsevier
The behavior of hot deformed flow curves in a 9Cr-1Mo steel have been analysed using
constitutive and artificial neural network (ANN) approaches. At each temperature (850° C …

Plastic deformation behavior in steels during metal forming processes: a review

S Kumar, E Povoden-Karadeniz - Material Flow Analysis, 2021 - books.google.com
The plastic deformation occurs in steels during metal forming processing such as rolling,
forging, high-pressure torsion, etc. which modify mechanical properties of materials through …

Optimized hot workability of a powder metallurgy nickel-base superalloy

L Tan, Y Li, G He, F Liu, Y Nie, L Jiang - Materials Characterization, 2019 - Elsevier
Optimizing hot workability and processing parameters of the difficult-to-work powder
metallurgy (P/M) superalloy is critical to obtain a desired component through thermo …

Применение методов математического моделирования при разработке режимов деформации алюминий-литиевых сплавов (обзор)

НД Щетинина, АС Рудченко, АА Селиванов - Труды ВИАМ, 2020 - cyberleninka.ru
Представлен обзор публикаций в области исследования процессов деформации
алюминий-литиевых сплавов, применяемых в конструкциях изделий авиационной и …

[HTML][HTML] Hot deformation behaviour of 40CrNi steel and evaluation of different processing map construction methods

H Zhao, J Qi, R Su, H Zhang, H Chen, L Bai… - Journal of Materials …, 2020 - Elsevier
Abstract 40CrNi steel is a low alloy steel with medium hardenability and has been widely
used in the manufacturing of crankshafts, wind turbine forgings, etc. As forging is usually …

Role of heat inputs on microstructure and mechanical properties in coarse-grained heat-affected zone of bainitic steel

S Kumar, P Kasyap, C Pandey, B Basu… - CIRP Journal of …, 2021 - Elsevier
This study aims to find out the effect of welding heat inputs on microstructure and
mechanical properties relationship of naval high strength steel. The physical weld thermal …

Numerical Simulation of Crack Condition in Forging Products of M50 Bearing Steel Based on Processing Map Theory

J Park, B Han, H Kwon, N Kim - Metals, 2023 - mdpi.com
The microstructure of forged products significantly impacts their properties, and defects or
carbide distribution are not visible to the naked eye. Isothermal compression tests on M50 …

Characterization of hot workability in AISI 4340 based on a 3D processing map

J Park, Y Kim, S Shin, N Kim - Metals, 2022 - mdpi.com
This study performed high-temperature compression tests at the temperature 900 to 1200° C
and strain rate 0.01 to 10 s− 1 to characterize the high-temperature deformation behavior of …

Strain rate sensitivity behaviour of a chrome-nickel austentic-ferritic stainless steel and its constitutive modelling

A Kumar, A Gupta, RK Khatirkar, N Bibhanshu… - ISIJ …, 2018 - jstage.jst.go.jp
In the present investigation, the plastic flow curves and work softening behaviour of a dual
phase Fe–Cr–Ni alloy during hot deformation (low to intermediate temperature range, 948 K …

Modified constitutive model and workability of 7055 aluminium alloy in hot plastic compression

T Zhang, S Zhang, L Li, S Lu, H Gong - Journal of Central South University, 2019 - Springer
To obtain flow behavior and workability of 7055 aluminium alloy during hot deformation, hot
compression tests at different temperatures and strain rates are conducted. True stress …