Journal ArticleDOI
Tensile properties of a nanocrystalline 316L austenitic stainless steel
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TLDR
In this article, a nanocrystalline 316L austenitic stainless steel sample (mean grain size similar to 40 nm) was prepared by means of surface mechanical attrition treatment, which exhibited an extremely high yield strength up to 1450 MPa, which still follows the Hall-Petch relation extrapolated from the coarse-grained material.About:
This article is published in Scripta Materialia.The article was published on 2005-05-01. It has received 392 citations till now. The article focuses on the topics: Austenitic stainless steel & Nanocrystalline material.read more
Citations
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Gradient structure and mechanical behavior induced by multiple laser peening in 304 austenitic stainless steel
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Efficient design of harmonic structure using an integrated hetero-deformation induced hardening model and machine learning algorithm
Hyung Keun Park,Yongju Kim,Jaimyun Jung,Hak Hyeon Lee,Jung Min Park,Kei Ameyama,Hyoung Seop Kim +6 more
TL;DR: In this article , a three-dimensional numerical model was developed to simulate the unique deformation behavior of heterostructured materials, and the optimal harmonic microstructure was investigated with the aid of the machine learning (ML) technique.
Journal ArticleDOI
Properties of Metallic Materials after Surface Self Nano-Crystallization
Guang Yu Pei,Dong Li,Kai Bin Li +2 more
TL;DR: A review of surface self-nanocrystallization methods can be found in this article, where the authors summarized changes in their performance based on surface layer microstructure of metallic materials, such as strength, wear resistance, diffusion property, fatigue performance and corrosion resistance.
Journal ArticleDOI
Numerical and experimental comparison of two nano-structuring processing techniques on making stronger stainless steels
Shan Cecilia Cao,Xiaochun Zhang,Lawrence David Mao,Yongli Wang,Albert J. Qu,Yiteng Zhang,Hui Yang,Linli Zhu,Yudong Wang,Jian Lu +9 more
TL;DR: In this paper, an unprecedented numerical simulation was developed to analyze the microstructure and stress-strain relationship under surface mechanical attrition treatment and shot peening technique cooperating with the support of experimental results.
Journal ArticleDOI
Influence of High-Density electropulsing treatment on the interface corrosion characteristics of 316L steel in Lead-Bismuth eutectic at 823 K
TL;DR: In this paper, the corrosion characteristics in a lead-bismuth eutectic (LBE) at 823 K for 1000 h were examined and the results showed that electropulsing treatment has a significant influence on microcosmic appearance and corrosion depth of the corroded specimens.
References
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Journal ArticleDOI
Nanostructured surface layer on metallic materials induced by surface mechanical attrition treatment
TL;DR: In this article, a surface mechanical attrition treatment (SMAT) was developed for synthesizing a nanostructured surface layer on metallic materials in order to upgrade the overall properties and performance.
Journal ArticleDOI
An investigation of surface nanocrystallization mechanism in Fe induced by surface mechanical attrition treatment
TL;DR: A grain refinement mechanism induced by plastic deformation during the SMA treatment in Fe was proposed in this article, which involves formation of dense dislocation walls (DDWs) and dislocation tangles (DTs) in original grains and in the refined cells under further straining.
Journal ArticleDOI
Nitriding iron at lower temperatures.
TL;DR: The microstructure in the surface layer of a pure iron plate was refined at the nanometer scale by means of a surface mechanical attrition treatment that generates repetitive severe plastic deformation of the surfaceLayer to provide a new approach for selective surface reactions in solids.
Book
Comprehensive structural integrity
TL;DR: This book discusses the fundamental theories and mechanisms of failure, and practical failure assessment methods, used in structural integrity assessment and bioengineering.
Journal ArticleDOI
Surface nanocrystallization of 316L stainless steel induced by ultrasonic shot peening
TL;DR: In this article, a new technique was introduced to realize surface nanocrystallization (i.e., generation of a surface layer of nanostructures) on a 316L stainless steel by means of ultrasonic shot peening treatment.