Results 11 to 20 of about 6,326 (232)

Fatigue Behavior Of Microalloy Steel [PDF]

open access: yes2001 Annual Conference Proceedings, 2020
Comment: 9 ...
K Sudhakar, Mohammed Haque
openaire   +2 more sources

Characterization of Nanosized Carbide Precipitates in Multiple Microalloyed Press Hardening Steels

open access: yesMetals, 2023
Press hardening steel standardly relies on titanium microalloying for protecting boron from being tied up by residual nitrogen. This practice safeguards the hardenability effect of boron during die quenching.
Hardy Mohrbacher   +6 more
doaj   +1 more source

Effect of Nb–V microalloying on low-cycle fatigue property of Fe–Mn–Al–C austenitic steel

open access: yesJournal of Materials Research and Technology, 2023
The tensile and low-cycle fatigue properties of Fe–Mn–Al–C austenitic steels without and with Nb–V microalloying are analyzed comparatively. The Nb–V microalloyed Fe–Mn–Al–C steel shows higher strength and lower elongation.
Ting Zhao   +5 more
doaj   +1 more source

Hot deformation behavior of micro-alloyed steel using processing maps developed with different constitutive equations [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2022
The hot workability of microalloyed steel was studied in the deformation temperature range of 850–1200ºC and strain rate of 0.001-100s-1. The constitutive relation of flow stress with temperature, strain rate and strain was established to construct ...
Thakur S.K., Das A.K., Jha B.K.
doaj   +1 more source

Dispersion strengthening in vanadium microalloyed steels processed by simulated thin slab casting and direct charging: Part I - Processing parameters, mechanical properties and microstructure [PDF]

open access: yes, 2007
A study simulating thin slab continuous casting followed by direct charging into an equalisation furnace has been undertaken based on six low carbon (0.06wt-%) vanadium microalloyed steels.
Baker, T.N.   +5 more
core   +1 more source

Microalloyed steels [PDF]

open access: yesIronmaking & Steelmaking, 2016
This review considers the compositions, the main process routes, microstructure, and structural properties of microalloyed steels. The background and brief history are followed by sections dealing with aspects of precipitation which control grain size and dispersion strengthening in ferrite- pearlite steels, the approaches to modelling thermomechanical
openaire   +3 more sources

Development of Niobium Microalloyed Steel for Railway Wheel with Pearlitic Bainitic Microstructure [PDF]

open access: yesMaterials Research, 2020
Heavy haul transportation (load over 30 tons/axle), as well as the axle load, has been more and more used in Brazil and worldwide. The stress generated in the wheel-rail contact with loads up to 30 tons/axle is around 760 MPa, which causes premature wear
Domingos José Minicucci   +4 more
doaj   +1 more source

Tempered Bainite and Martensite Embrittlement in Microalloyed Steel for Forged Railroad Wheel to Heavy Haul Application [PDF]

open access: yesMaterials Research, 2021
This research shows two new microalloyed steels with niobium (Nb) for railroad wheels (Nb1 and Nb2) applied on heavy haul transportation (load over 30 tons/axle).
Domingos José Minicucci   +5 more
doaj   +1 more source

Processes, microstructure and properties of vanadium microalloyed steels [PDF]

open access: yes, 2009
Vanadium as an important alloying element in steels was initially associated with the properties achieved following tempering. Interest in the microstructure was stimulated by the advent of transmission electron microscopes with a resolution of ~1nm ...
Baker, T.N.
core   +1 more source

Characterization of the austenite recrystallization by comparing double deformation and stress relaxation tests [PDF]

open access: yes, 2010
A high amount of deformation below the non-recrystallization temperature (T-nr) is a common industrial practice to achieve a good combination of toughness and strength in microalloyed steels.
Abad   +40 more
core   +2 more sources

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