Thermomechanical processing of advanced high strength steels

J Zhao, Z Jiang - Progress in Materials Science, 2018 - Elsevier
Advanced high strength steels (AHSSs) are regarded as the most promising materials for
vehicles in the 21st century. AHSSs are complex and sophisticated materials, with …

Effect of molybdenum addition on the precipitation of carbides in the austenite matrix of titanium micro-alloyed steels

Z Wang, H Zhang, C Guo, W Liu, Z Yang, X Sun… - Journal of materials …, 2016 - Springer
The present work aims to reveal the effect of Mo on the precipitation behavior of MC-type
(M= Ti and Mo) carbides in the austenite matrix of titanium micro-alloyed steel. The …

Microstructure characterization of nanometer carbides heterogeneous precipitation in Ti–Nb and Ti–Nb–Mo steel

CY Chen, CC Chen, JR Yang - Materials characterization, 2014 - Elsevier
The influences of micro-alloying elements and hot deformation on the precipitation
morphology of Ti–Nb and Ti–Nb–Mo steels were investigated. The nanometer sized carbide …

Optimization of strength and toughness of railway wheel steel by alloy design

D Zeng, L Lu, Y Gong, N Zhang, Y Gong - Materials & design, 2016 - Elsevier
For the purpose of developing a railway wheel steel with a good combination of strength and
toughness, an improved wheel steel containing high contents of Si and Mn and a low …

Development of Ti–V–Mo complex microalloyed hot-rolled 900-MPa-grade high-strength steel

K Zhang, ZD Li, XJ Sun, QL Yong, JW Yang… - Acta Metallurgica Sinica …, 2015 - Springer
Abstract A new Ti–V–Mo complex microalloyed hot-rolled high-strength steel sheet was
developed by controlling a thermo-mechanical controlled processing (TMCP) schedule, in …

Key factors of stretch-flangeability of sheet materials

JI Yoon, J Jung, JG Kim, SS Sohn, S Lee… - Journal of Materials …, 2017 - Springer
Stretch-flangeability evaluated using hole-expansion testing represents the ability of sheet
materials to resist edge fracture during complex shape forming. Despite a property …

Enhanced stiffness of Al–Zn–Mg–Cu alloys via heterogeneous structure of soft and hard microdomains

L Yuan, M Guo, Z Liu, L Zhuang - Materials Science and Engineering: A, 2022 - Elsevier
Here we present a novel thermomechanical processing for constructing heterogeneous
microstructure of Al–Zn–Mg–Cu alloys. This induced a heterogeneous microstructure …

Performance of CrN coatings under boundary lubrication

B Podgornik, M Sedlaček, D Mandrino - Tribology international, 2016 - Elsevier
In the case of metallic surfaces, the action of extreme-pressure (EP) and anti-wear (AW)
additives is well understood and has been described in detail. However, this is not the case …

Development of TRIP-aided lean duplex stainless steel by twin-roll strip casting and its deformation mechanism

Y Zhao, W Zhang, X Liu, Z Liu, G Wang - Metallurgical and Materials …, 2016 - Springer
In the present work, twin-roll strip casting was carried out to fabricate thin strip of a Mn-N
alloyed lean duplex stainless steel with the composition of Fe-19Cr-6Mn-0.4 N, in which …

Influence of coiling temperature on microstructure and mechanical properties of a hot-rolled high-strength steel microalloyed with Ti, Mo and V

Z Fu, G Yang, R Han, Y Xu, X Mao, S Bao… - Journal of Iron and Steel …, 2022 - Springer
Influence of coiling temperature (CT) on the microstructure and mechanical properties of a
hot-rolled high-strength steel microalloyed with Ti, Mo and V was elucidated. The …