Zobrazeno 1 - 10
of 301
pro vyhledávání: '"B.K. Choudhary"'
Publikováno v:
Fracture and Structural Integrity, Vol 13, Iss 48, Pp 554-562 (2019)
An attempt has been made to evaluate the applicability of two constitutive models related to the dislocation-obstacle interactions for the description of stress-relaxation behaviour of E911 tempered martensitic steel. The first one is Feltham model (
Externí odkaz:
https://doaj.org/article/69981ed210a34989ac33a9c77be194f7
Publikováno v:
Journal of Pure and Applied Microbiology, Vol 11, Iss 1, Pp 237-240 (2017)
Swine pasteurellosis is an acute infectious disease and is considered to be one of the most economically important diseases in Asia particularly in South and South East Asia leading to huge economic loss in livestock industry. A study was conducted t
Externí odkaz:
https://doaj.org/article/672fa98316314250b245f1da1d6d8c47
Akademický článek
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Akademický článek
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Autor:
J. Christopher, B.K. Choudhary
Publikováno v:
International Journal of Pressure Vessels and Piping. 171:153-161
Tensile tests were performed at the strain rates ranging from 3.16 × 10−5 to 1.26 × 10−3 s−1 over a temperature range 300–873 K to examine the influence of temperature and strain rate on tensile deformation and fracture behaviour of boron a
Publikováno v:
Procedia Structural Integrity. 14:798-805
An attempt has been made towards the implementation of two-internal-variable model based on the evolution of forest dislocation density and mean free path with the plastic strain into finite element code via user-defined material subroutine using imp
Autor:
B.K. Choudhary, J. Christopher
Publikováno v:
Mechanics Research Communications. 94:114-119
Considere criterion accounting for necking instability has been examined in terms of dislocation density based approach for tempered martensitic 9% Cr steels. The critical dislocation density as well as the critical strain at which instability sets-i
Autor:
J. Christopher, B.K. Choudhary
Publikováno v:
International Journal of Damage Mechanics. 28:877-895
A detailed analysis has been performed for the prediction of long-term creep behaviour of tempered martensitic Grade 91 steel at 873 K using the microstructure-based creep damage mechanics approach. Necessary modifications have been made into the ori
Publikováno v:
International Journal of Current Microbiology and Applied Sciences. 7:569-579
Autor:
B.K. Choudhary, J. Christopher
Publikováno v:
Materials Chemistry and Physics. 205:442-451
A constitutive model describing stress-relaxation behaviour of P91 steel at 873 K has been presented. In the model, the equations defining the evolution of internal stress and relaxation stress with time have been coupled with the sine hyperbolic rat