Assessment of dislocation density in asymmetrically cyclic loaded non-conventional stainless steel using X-ray diffraction profile analysis

R Kishor, L Sahu, K Dutta, AK Mondal - Materials Science and Engineering …, 2014 - Elsevier
Asymmetric stress-controlled fatigue ie, ratcheting behaviour of a non-conventional stainless
steel X12CrMnNiN17-7-5 has been investigated with varying mean stresses, stress …

Low temperature tensile deformation and acoustic emission signal characteristics of AISI 304LN stainless steel

K Barat, HN Bar, D Mandal, H Roy, S Sivaprasad… - Materials Science and …, 2014 - Elsevier
This investigation examines low temperature tensile deformation behavior of AISI 304LN
stainless steel along with synergistic analysis of acoustic emission signals. The tensile tests …

Crack tip fields at crack initiation and growth under monotonic and large amplitude cyclic loading: experimental and FE analyses

JH Hwang, HT Kim, YJ Kim, HS Nam, JW Kim - International Journal of …, 2020 - Elsevier
In this paper, experiment and FE analyses are performed to investigate crack tip deformation
and stress fields under monotonic and large amplitude cyclic loading. Fracture tests using C …

Fracture toughness of high-alloy austenitic-martensitic TRIP steels after Q&P processing

R Eckner, L Krüger, C Ullrich, M Wendler… - International Journal of …, 2019 - Springer
The recently developed austenitic-martensitic TRIP cast steel Fe–14Cr–3Ni–3Mn–0.4 Si–
0.11 N–0.15 C was subjected to different Quenching & Partitioning (Q&P) treatments in order …

Tensile deformation temperature impact on microstructure and mechanical properties of AISI 316LN austenitic stainless steel

Y **ong, T He, Y Lu, F Ren, AA Volinsky… - Journal of Materials …, 2018 - Springer
Uniaxial tensile tests were conducted on AISI 316LN austenitic stainless steel from− 40 to
300° C at a rate of 0.5 mm/min. Microstructure and mechanical properties of the deformed …

Pitting corrosion failure of an AISI stainless steel pointer rod

P Sharma, H Roy - Engineering Failure Analysis, 2014 - Elsevier
In this study, failure analysis of a thermostatic mixing valve pointer rod made of AISI 304
stainless steel was performed. Visual examination, followed by an in-depth microstructural …

On the comparative assessment of ratcheting-induced dislocation density in 42CrMo4 steel by X-ray diffraction profile analysis and hardness measurement

R Kreethi, SK Mishra, AK Mondal… - Philosophical …, 2018 - Taylor & Francis
The phenomenon of ratcheting occurs under the influence of non-zero mean stress during
cyclic loading; it singificantly reduces the low cycle fatigue life of engineering structures. The …

On the characteristic features of dislocations during ratcheting–creep interaction

K Dutta, SK Mishra, PK Dwivedi, C Sivateja - Journal of Materials …, 2021 - Springer
The present investigation systematically represents for the first time the density and role of
characteristic dislocations in controlling ratcheting and ratcheting–creep behavior of A356 Al …

Ratcheting behavior of a non-conventional stainless steel and associated microstructural variations

L Sahu, AK Mishra, K Dutta - Journal of materials engineering and …, 2014 - Springer
Ratcheting fatigue behavior of a non-conventional stainless steel X12CrMnNiN17-7-5 has
been investigated with varying combinations of mean stress (σ m) and stress amplitude (σ a) …

Determination of Fracture Toughness Characteristics of Small-Size Chevron-Notched Specimens

Y Deryugin - Contact and Fracture Mechanics, 2018 - books.google.com
A new method is proposed to determine fracture toughness of structural materials according
to the test data of non-standard small-size chevron-notched specimens. Dur-ing the tests …