[HTML][HTML] Circular steel for fast decarbonization: Thermodynamics, kinetics, and microstructure behind upcycling scrap into high-performance sheet steel

D Raabe, M Jovičević-Klug, D Ponge… - Annual review of …, 2024 - annualreviews.org
Steel production accounts for approximately 8% of all global CO2 emissions, with the
primary steelmaking route using iron ores contributing approximately 80% of those …

Microalloyed steels

TN Baker - Ironmaking & Steelmaking, 2016 - Taylor & Francis
This review considers the compositions, the main process routes, microstructure and
structural properties of microalloyed steels. The background and brief history are followed by …

Effect of Nb micro-alloying on austenite nucleation and growth in a medium manganese steel during intercritical annealing

RS Varanasi, B Gault, D Ponge - Acta Materialia, 2022 - Elsevier
The third-generation advanced high strength medium manganese steels aim at high-
performance automobile sheet steel applications. Micro-alloying of steels is considered an …

Impact of directional walk on atom probe microanalysis

B Gault, F Danoix, K Hoummada, D Mangelinck… - Ultramicroscopy, 2012 - Elsevier
In the atom probe microanalysis of steels, inconsistencies in the measured compositions of
solutes (C, N) have often been reported, as well as their appearance as molecular ions …

[PDF][PDF] Designing ultrahigh strength steels with good ductility by combining transformation induced plasticity and martensite aging

D Raabe, D Ponge, O Dmitrieva… - Advanced Engineering …, 2009 - academia.edu
In this work, we report about a novel design approach for precipitation hardened ductile high
strength martensitic and austenitic-martensitic steels (up to 1.5 GPa strength). The alloys are …

Strengthening from Nb-rich clusters in a Nb-microalloyed steel

KY **e, T Zheng, JM Cairney, H Kaul, JG Williams… - Scripta Materialia, 2012 - Elsevier
We demonstrate that a Nb-microalloyed ultra-thin cast strip steel can be strengthened
substantially without compromising ductility by performing a simple heat treatment at 700° C …

Effect of coiling conditions on the strengthening mechanisms of Nb microalloyed steels with high Ti addition levels

L García-Sesma, B López, B Pereda - Materials Science and Engineering: A, 2019 - Elsevier
Steels alloyed with high Ti addition levels present an interesting combination of high
strength and formability, principally due to the high levels of precipitation hardening that can …

Kinetics of heterogeneous dislocation precipitation of NbC in alpha-iron

C Hin, Y Bréchet, P Maugis, F Soisson - Acta Materialia, 2008 - Elsevier
We propose Monte Carlo simulations of the precipitation kinetics of NbC on dislocations in α-
iron based on an atomistic description of the main mechanisms controlling the kinetic …

Theoretical study of interface structure and energetics in semicoherent systems (, Ti, V, Cr, Zr, Nb, Hf, Ta; or N)

DHR Fors, G Wahnström - Physical Review B—Condensed Matter and …, 2010 - APS
We perform a systematic ab initio study of the electronic and atomic structure of
semicoherent interfaces between bcc Fe and NaCl MX (M= Sc, Ti, V, Cr, Zr, Nb, Hf, Ta; X= C …

[HTML][HTML] Nanosized precipitates in H13 tool steel low temperature plasma nitriding

LF Zagonel, J Bettini, RLO Basso, P Paredez… - Surface and Coatings …, 2012 - Elsevier
A comprehensive study of pulsed nitriding in AISI H13 tool steel at low temperature (400° C)
is reported for several durations. X-ray diffraction results reveal that a nitrogen enriched …