Results 11 to 20 of about 33,636 (265)

Remote Fibre Laser Welding of Advanced High Strength Martensitic Steel

open access: yesMetals, 2020
The study presents the results of remote robotic laser welding of advanced high strength Docol® 1200 M martensitic steel. One mm thick samples were welded in a lap joint configuration using a special clamping system.
Urban Prijanovič   +5 more
doaj   +1 more source

Exploring the mechanism of solid-state transformation σ → γ during homogenization in 7Mo super austenitic stainless steel

open access: yesJournal of Materials Research and Technology, 2023
Topologically close-packed phases (TCP phase), with ordered dense-stacked structure, realize the atomic diffusion at high temperatures by forming the defects. In this study, we investigated the σ → γ transformation process at high temperature in cast 7Mo
Runze Zhang   +4 more
doaj   +1 more source

Hydrogen Embrittlement of Medium Mn Steels

open access: yesMetals, 2021
Recent research efforts to develop advanced–/ultrahigh–strength medium-Mn steels have led to the development of a variety of alloying concepts, thermo-mechanical processing routes, and microstructural variants for these steel grades.
Lawrence Cho   +3 more
doaj   +1 more source

A σ phase-γ phase orientation relationship observed in solidification of the 7Mo super-austenitic stainless steel

open access: yesJournal of Materials Research and Technology, 2022
In-situ observation and microstructure analysis were combined with the nanoindentation to study the effect of the orientation relationship between the σ and γ phases on the mechanical property of the 7Mo super austenite stainless steel.
Runze Zhang   +5 more
doaj   +1 more source

Subzero Material Properties of Advanced High-Strength Cold-Formed Steel Alloys

open access: yesBuildings, 2023
The overall temperature in high latitude regions has been rapidly increasing in recent years, creating a demand for infrastructure to support increasing human activities.
Yu Xia, Hannah B. Blum
doaj   +1 more source

The sandwich-structured advanced high strength steel to resist the liquid metal embrittlement

open access: yesJournal of Materials Research and Technology, 2023
There exists a direct correlation between the alloy elements and the formation of the liquid metal embrittlement (LME) in the advanced high strength steel (AHSS).
Wufeng Dong   +6 more
doaj   +1 more source

Effect of Deformation Path on the Microstructure and Mechanical Behavior of TWIP980 Steel

open access: yesJournal of Manufacturing and Materials Processing, 2019
Recent technological advances have made it possible to manufacture steels with both high strength and high ductility. This is the case for Twinning-Induced Plasticity (TWIP) steels which are characterized by a twinning deformation mechanism, which is ...
António B. Pereira   +2 more
doaj   +1 more source

EFFECT OF SPRINGBACK IN DP980 ADVANCED HIGH STRENGTH STEEL ON PRODUCT PRECISION IN BENDING PROCESS

open access: yesActa Metallurgica Slovaca, 2019
Springback is a common phenomenon in sheet metal forming, in which the material undergoes an elastic recovery as applied loads are removed. Springback causes the forming shape to deviate from the intended design geometry.
Hung Thai Le   +3 more
doaj   +1 more source

Advanced Ultrahigh Strength Bainitic Steels [PDF]

open access: yesMaterials and Manufacturing Processes, 2007
The addition of about 2 wt.% of silicon to steel enables the production of a distinctive microstructure consisting of a mixture of bainitic ferrite, carbon-enriched retained austenite, and some martensite. With careful design, impressive combinations of strength and toughness have been reported for high-silicon bainitic steels.
García Caballero, Francisca   +3 more
openaire   +2 more sources

Advanced lightweight materials for Automobiles: A review

open access: yesMaterials & Design, 2022
The growing challenges on fuel economy improvement and greenhouse gas emission control have become the driving force for automakers to produce lightweight automobiles.
Wen Zhang, Jun Xu
doaj   +1 more source

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