Microstructure and mechanical properties of Mo-Nb microalloyed medium Manganese trip Steel by cyclic quenching

A novel cyclic quenching (CQ) and austenite reverse transformation (ART) was proposed for a Fe-0.25C-3.98Mn-1.22Al-0.20Si-0.19Mo-0.03Nb (wt.%) Mo-Nb microalloyed medium-Mn TRIP steel to improve strength and ductility. The results show that after twice cyclic quenching and ART exhibited optimum compr...

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Main Authors: Chunquan Liu, Qichun Peng, Zhengliang Xue
Format: Article
Language:English
Published: The Netherlands Press 2019-07-01
Series:Metallurgical & Materials Engineering
Subjects:
Online Access:https://metall-mater-eng.com/index.php/home/article/view/426
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author Chunquan Liu
Qichun Peng
Zhengliang Xue
author_facet Chunquan Liu
Qichun Peng
Zhengliang Xue
author_sort Chunquan Liu
collection DOAJ
description A novel cyclic quenching (CQ) and austenite reverse transformation (ART) was proposed for a Fe-0.25C-3.98Mn-1.22Al-0.20Si-0.19Mo-0.03Nb (wt.%) Mo-Nb microalloyed medium-Mn TRIP steel to improve strength and ductility. The results show that after twice cyclic quenching and ART exhibited optimum comprehensive properties, characterized by an ultimate tensile strength of 838 MPa, a total elongation of 90.8%, a product of strength and elongation (PSE) of 76.1 GPa·%, and the volume fraction of austenite of approximately 62 vol.%.
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spelling doaj.art-9da4875b6a204775a5b11048c657fece2023-01-02T23:39:54ZengThe Netherlands PressMetallurgical & Materials Engineering2217-89612019-07-0125213914610.30544/426426Microstructure and mechanical properties of Mo-Nb microalloyed medium Manganese trip Steel by cyclic quenchingChunquan Liu0Qichun Peng1Zhengliang Xue2The State Key Laboratory of Refractories and Metallurgy, Key Laboratory for Ferrous Metallurgy and Resources Utilization of Ministry of Education, Wuhan University of Science and Technology, Wuhan 430081, ChinaThe State Key Laboratory of Refractories and Metallurgy, Key Laboratory for Ferrous Metallurgy and Resources Utilization of Ministry of Education, Wuhan University of Science and Technology, Wuhan 430081, ChinaThe State Key Laboratory of Refractories and Metallurgy, Key Laboratory for Ferrous Metallurgy and Resources Utilization of Ministry of Education, Wuhan University of Science and Technology, Wuhan 430081, ChinaA novel cyclic quenching (CQ) and austenite reverse transformation (ART) was proposed for a Fe-0.25C-3.98Mn-1.22Al-0.20Si-0.19Mo-0.03Nb (wt.%) Mo-Nb microalloyed medium-Mn TRIP steel to improve strength and ductility. The results show that after twice cyclic quenching and ART exhibited optimum comprehensive properties, characterized by an ultimate tensile strength of 838 MPa, a total elongation of 90.8%, a product of strength and elongation (PSE) of 76.1 GPa·%, and the volume fraction of austenite of approximately 62 vol.%.https://metall-mater-eng.com/index.php/home/article/view/426medium Mn steelMo-Nb microalloyedcyclic quenchingaustenite reverse transformationaustenite stability
spellingShingle Chunquan Liu
Qichun Peng
Zhengliang Xue
Microstructure and mechanical properties of Mo-Nb microalloyed medium Manganese trip Steel by cyclic quenching
Metallurgical & Materials Engineering
medium Mn steel
Mo-Nb microalloyed
cyclic quenching
austenite reverse transformation
austenite stability
title Microstructure and mechanical properties of Mo-Nb microalloyed medium Manganese trip Steel by cyclic quenching
title_full Microstructure and mechanical properties of Mo-Nb microalloyed medium Manganese trip Steel by cyclic quenching
title_fullStr Microstructure and mechanical properties of Mo-Nb microalloyed medium Manganese trip Steel by cyclic quenching
title_full_unstemmed Microstructure and mechanical properties of Mo-Nb microalloyed medium Manganese trip Steel by cyclic quenching
title_short Microstructure and mechanical properties of Mo-Nb microalloyed medium Manganese trip Steel by cyclic quenching
title_sort microstructure and mechanical properties of mo nb microalloyed medium manganese trip steel by cyclic quenching
topic medium Mn steel
Mo-Nb microalloyed
cyclic quenching
austenite reverse transformation
austenite stability
url https://metall-mater-eng.com/index.php/home/article/view/426
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AT qichunpeng microstructureandmechanicalpropertiesofmonbmicroalloyedmediummanganesetripsteelbycyclicquenching
AT zhengliangxue microstructureandmechanicalpropertiesofmonbmicroalloyedmediummanganesetripsteelbycyclicquenching