Results 51 to 60 of about 20,751 (287)

A novel 2.1 GPa martensitic stainless steel manufactured by laser powder bed fusion and post treatment

Journal of Materials Research and Technology
Ultra-high strength martensitic stainless steel prepared by traditional methods often has to go through forging or rolling process. In the work, A novel 20Cr13Co12Mo4Ni2 martensitic stainless steel was developed and manufactured by laser powder bed ...
Qipeng Wang, Yuzheng Liang, Xinsheng Chen, Ziwei Yang, Kewei Dong, Yong Peng, Qi Zhou, Kehong Wang, Jian Kong   +8 more
doaj   +1 more source

Transformation-Induced Ductility of Reverse Austenite Evolved by Low-Temperature Tempering of Martensite

Metals, 2020
A novel steel combining the “quenching and tempering (Q&T)” process was exploited that can achieve the enhancement of austenite by interface migration during tempering the martensitic matrix mixed with films of austenite.
Pengju Du, Peng Chen, Devesh K. Misra, Di Wu, Hongliang Yi   +4 more
doaj   +1 more source

Study on the mechanism of excellent strength and toughness combination of a high nitrogen martensitic stainless steel treated by Q-C-P-T process

Journal of Materials Research and Technology, 2023
In this study, a high nitrogen martensitic stainless bearing steel with ultra-high strength and excellent toughness combination treated by quenching-cryogenic cooling-partitioning-tempering (Q-C-P-T) process was obtained.
Yabo Wang, Hao Feng, Huabing Li, Yumeng Zhang, Zhouhua Jiang, Xiaodong Wang   +5 more
doaj   +1 more source

Thermo-structural Finite Element Analysis of Direct Laser Metal Deposited Thin-Walled Structures [PDF]

, 2005
Multilayer direct laser metal deposition is a fabrication process in which the parts are fabricated by creating a molten pool into which particles are injected.
Dwivedi, Rajeev, Kovacevic, Radovan, Zekovic, Srdja   +2 more
core   +1 more source

Additive Manufacturing of NiTi Shape Memory Alloys for Elastocaloric Applications: A Review

Advanced Functional Materials, EarlyView.
Additive manufacturing enables complex NiTi architectures that overcome key limitations in elastocaloric refrigeration, including poor heat transfer and high mechanical work input. This review surveys recent advances in LPBF‐ and DED‐fabricated NiTi shape memory alloys for elastocaloric applications, highlighting process–structure–performance ...
Ignatius Andre Setiawan, Mohammad Mehrali, Jaka Tušek, Shiva Mohajerani, Xiebin Wang, Dermot Brabazon, Mohammad Elahinia, Mehrshad Mehrpouya   +7 more
wiley   +1 more source

Work hardening behavior in a steel with multiple TRIP mechanisms

, 2012
Transformation induced plasticity (TRIP) behavior was studied in steel with composition Fe-0.07C-2.85Si-15.3Mn-2.4Al-0.017N that exhibited two TRIP mechanisms.
McGrath, M. C., Medvedeva, J. E., Medvedeva, N. I., Van Aken, D. C.   +3 more
core   +1 more source

An Integrated NLP‐ML Framework for Property Prediction and Design of Steels

Advanced Science, EarlyView.
This study presents a data‐driven framework that uses language‐processing techniques to interpret steel processing descriptions and machine‐learning models to predict mechanical properties. By organising complex process histories into meaningful groups and enabling rapid property forecasts, the work supports faster, more informed steel design through ...
Kiran Devraju, Adithya Umanath Rai, Jose Thomson, Marzie Ghorbani, Shujing Zhao, Nick Birbilis   +5 more
wiley   +1 more source

Effect of Deep Cryogenic Time on the Microstructure and Mechanical Property of Cr-Mn-Si High-Strength Alloy Steel

Metals, 2023
Cr-Mn-Si alloyed high-strength steel was subjected to deep cryogenic treatment after quenching and tempering (Q-T), and the microstructure and property evolution of the alloy steel after deep cryogenic treatment were studied.
Jingyu Zhang, Haian Mao, Yi Meng, Rong Shi, Jiamin Fang   +4 more
doaj   +1 more source

Recent advances in multifunctional soft robots: A materials–structures–systems co‐design perspective for synergistic integration

FlexMat, EarlyView.
Abstract Soft robots, engineered from highly compliant materials, offer superior adaptability and safety in unstructured environments compared to their rigid counterparts. Recent advancements, fueled by bio‐inspiration and material programmability, have led to the rapid co‐evolution of their core modules: actuation, sensing, protection, energy, and ...
Qiulei Liu, Zicao Peng, Chong Sun, Haitao Yang   +3 more
wiley   +1 more source

Microstructural Evolution during Thermal Exposure of G115 Steel and Its Influence on Mechanical Properties

Advances in Materials Science and Engineering, 2022
Microstructural evolution and mechanical property degradation of the newly developed G115 steel during thermal exposure are highly important for the safe power plant operation.
Shaohai Ma, Kai Yan, Chang Che, Xisheng Yang, Gong Qian   +4 more
doaj   +1 more source