Results 31 to 40 of about 806,702 (166)

The role of zirconium in microalloyed steels [PDF]

open access: yes, 2015
Recently there has been a renewed interest in the addition of zirconium to microalloyed steels. It has been used since the early 1920's, but has never been universally employed, as have niobium, titanium or vanadium.
Baker, Neville
core   +1 more source

Influence of Niobium on the Beginning of the Plastic Flow of Material during Cold Deformation

open access: yesThe Scientific World Journal, 2013
Investigations were conducted on low-carbon steel and the steel with same chemical composition with addition of microalloying element niobium. While tensile testing was carried out, the thermographic measurement was tacking place simultaneously.
Stoja Rešković, Ivan Jandrlić
doaj   +1 more source

A comparison between single sided and double sided friction stir welded 8mm thick DH36 steel plate [PDF]

open access: yes, 2012
As part of an ongoing process to fully evaluate the potential for friction stir welding (FSW) to be used in the shipbuilding industry, a comparison has been made between two variants of the process.
Osman, M.M.   +3 more
core   +3 more sources

Identification of Lüders bands using digital image correlation [PDF]

open access: yesThe Holistic Approach to Environment, 2019
This paper presents the characterization of Lüders bands by digital image correlation on niobium microalloyed steel during a static tensile testing.
Tin Brlić   +4 more
doaj   +1 more source

Corner crack control for thin slab continuous casting of microalloyed steel

open access: yes工程科学学报, 2022
Thin slab continuous casting and rolling process is an important way to produce hot-rolled strips. Recently, the process has been widely used to produce Nb/V/Ti/B bearing microalloyed steel. However, during the continuous casting of the thin slabs of the
Zhao-zhen CAI, Miao-yong ZHU
doaj   +1 more source

Precipitation Behaviour of Carbonitrides in Ti-Nb-C-N Microalloyed Steels and an Engineering Application with Homogenously Precipitated Nano-particles

open access: yesMedžiagotyra, 2015
A thermodynamic model enabling calculation of equilibrium carbonitride composition and relative amounts as a function of steel composition and temperature has been developed previously based on the chemical equilibrium method. In the present work, actual
Yanlin WANG   +3 more
doaj   +1 more source

Effect of Different Thermal Schedules on Ductility of Microalloyed Steel Slabs during Continuous Casting

open access: yesMetals, 2019
Ductility is the important indicator of transverse surface cracking susceptibility of slabs of microalloyed steels during continuous casting. Welding structure steel HG785 is selected to study the effect of different thermal schedule on ductility of ...
Liu Yang   +3 more
doaj   +1 more source

Kinetics of vanadium carbonitride precipitation in steel: A computer model [PDF]

open access: yes, 2005
We have constructed a computer model of the precipitation kinetics of vanadium carbonitride in steel that takes into account the composition evolution of the precipitates with time.
Gouné, Mohamed, Maugis, Philippe
core   +1 more source

Effect of the morphology of the martensite-austenite phase on fracture of the weld heat affected zone in vanadium and niobium microalloyed steels [PDF]

open access: yes, 2010
In multipass welding, the intercritically reheated coarse grained heat affected zone demonstrates the worst toughness in welded joint, since it contains a high-carbon martensite with some retained austenite, known as M-A phase, which is brittle and ...
Baker, T.N., Li, Y.
core   +4 more sources

Phase Transformation Behavior of Continuously Cooled Fe–C–V–(Mo) Alloys

open access: yessteel research international, EarlyView.
Additions of vanadium and molybdenum microalloying are shown to reshape phase transformations in clean low‐carbon steels. By tracking microstructural shifts during continuous cooling, the work uncovers the correlation between transformation kinetics, ferrite morphology, and hardness.
Anastasiya Tselikova   +5 more
wiley   +1 more source

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