Results 21 to 30 of about 18,657 (260)

Strong and ductile medium Mn steel without transformation-induced plasticity effect

open access: yesMaterials Research Letters, 2018
The conventional alloy design of medium Mn steel is to optimize the transformation-induced plasticity (TRIP) effect. Here we show that a dual-phase heterogeneous structure is sufficient to develop a medium Mn steel with high yield strength (∼1.2 GPa) and
B. B. He, M. X. Huang
doaj   +1 more source

Erosion mechanism of high strength and toughness medium manganese steel under simulated scour of Yellow River water and sediment

open access: yesCailiao gongcheng, 2023
The MCF-30 testing machine was used to simulate scour of Yellow River Water and Sediment, and the eroding mechanism of high strength and tough medium Mn steel and the relationship of the anti-abrasion performance and mechanical properties with several ...
WEN Qinghua   +3 more
doaj   +1 more source

Numerical Simulation of Flow and Solidification Behavior of Medium Mn steel in Thin Slab Mold [PDF]

open access: yesTeshugang
The flow and solidification characteristics of molten steel in thin slab continuous casting mold of medium Mn steel with section of 1 500 mm×90 mm were studied by numerical simulation.
Tian Runyu, Song Bingjun, Peng Zhongyuan, Qiu Yarong, Kong Lingzhong, Yang Jie
doaj   +3 more sources

Application of Quenching and Partitioning Processing to Medium Mn Steel [PDF]

open access: yesMetallurgical and Materials Transactions A, 2014
The present work analyzes the application of quenching and partitioning processing to medium Mn steel to obtain a new type of ultra-high-strength multiphase medium Mn steel. The selection of the quench temperature makes it possible to vary the ultimate tensile strength within a range of 500 MPa. The processing leads to low-carbon lath martensite matrix
Seo, EJ, Cho, L, De Cooman, BC
openaire   +2 more sources

Medium Mn steels

open access: yes, 2022
Medium Mn steels containing 4-12 wt\% Mn are a relatively new class of steels which has gained significant research attention over the past decade. These steels are typically duplex (austenite$+$ferrite) and can be processed in various ways to produce different microstructure variants. Additional Twinning Induced Plasticity (TWIP) and/or Transformation
openaire   +2 more sources

Recent progress and future research prospects on the plastic instability of medium-Mn steels: a review

open access: yes工程科学学报, 2020
Lightweight materials are desired for energy saving and emission reduction of automobiles. A promising material for automobile parts is advanced high strength steel (AHSS).
Bin HU   +4 more
doaj   +1 more source

Effects of layer thickness on deformation-induced martensite transformation and tensile behaviors in a multilayer laminate

open access: yesJournal of Materials Research and Technology, 2023
Multilayer laminates with a 304 stainless steel as surface layers and with a low C steel and a medium-Mn steel as alternating central layers have been developed in the present study.
Yanke Liu   +7 more
doaj   +1 more source

Effect of inclusions on the hydrogen embrittlement of martensitic medium-Mn steel

open access: yesJournal of Materials Research and Technology, 2023
In this study, we investigated the hydrogen embrittlement (HE) of martensitic medium-Mn steels with varying levels of S and Ti contents using thermal desorption analysis, silver decoration, slow strain rate tensile testing, and fractography.
Minjeong Kim   +4 more
doaj   +1 more source

Preparation of high-strength and high-ductility medium Mn steel with chemistry heterogeneous via a two-step intercritical annealing process

open access: yesJournal of Materials Research and Technology
Recently, the retained austenite (RA) with chemically heterogeneous has attracted great attention in medium Mn steel. In this work, we designed a two-step intercritical annealing (TIA) heat treatment process to prepare high-strength medium Mn steel with ...
Geng Tian   +5 more
doaj   +1 more source

Influence of Cooling Process Routes after Intercritical Annealing on Impact Toughness of Duplex Type Medium Mn Steel

open access: yesMetals, 2021
To apply the duplex type low-carbon medium-manganese steel to the hot/warm-forging and -stamping products, the influence of cooling process routes immediately after intercritical annealing such as air-cooling (AC) and isothermal transformation (IT ...
Koh-ichi Sugimoto, Hikaru Tanino
doaj   +1 more source

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