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
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Friction and wear behavior of nano/ultrafine-grained and heterogeneous ultrafine-grained 18Cr–8Ni austenitic stainless steels
TL;DR: In this paper, the dry sliding friction and wear behavior of nano/ultrafine-grained (NG/UFG), heterogeneous ultrafine grained (HUFG) and coarse grained stainless steels was studied.
Journal ArticleDOI
Effect of bimodal harmonic structure on fatigue properties of austenitic stainless steel under axial loading
Shoichi Kikuchi,Yuhei Nukui,Yuta Nakatsuka,Yoshikazu Nakai,Masashi Nakatani,Mie Kawabata,Kei Ameyama +6 more
TL;DR: In this paper, the authors investigated the fatigue properties of austenitic stainless steel (JIS-SUS304L) with a harmonic structure, which is defined as a coarse-grained structure surrounded by a network of fine grains.
Journal ArticleDOI
The deformation and fracture behaviors of 316L stainless steels fabricated by spark plasma sintering technique under uniaxial tension
TL;DR: In this article, the effect of microstructure heterogeneity on deformation and fracture behaviors during uniaxial tension was analyzed using the spark plasma sintering (SPS) technique.
Journal ArticleDOI
In-situ formation of TiC nanoparticles in selective laser melting of 316L with addition of micronsized TiC particles
TL;DR: In this article , a strengthened 316L stainless steel was fabricated via selective laser melting (SLM) with the addition of 3 wt% micronsized TiC particles, achieving a yield strength of 803 MPa-832 MPa with elongation ranging from 25.8% to 28.5% when fabricated with laser power between 225 W and 275 W.
Journal ArticleDOI
Deformed metals and alloys with a structural scale from 5 nm to 100 nm
H. W. Zhang,N. Hansen +1 more
TL;DR: In this paper, a detailed micro-structural characterization has been followed by an analysis of the relationship between structural features and processing parameters and the strength of deformed metals and alloys with a structural scale from 5nm to 100nm.
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.