Results 1 to 10 of about 93,926 (233)

Hydrogen Diffusion and Its Effect on Hydrogen Embrittlement in DP Steels With Different Martensite Content

open access: yesFrontiers in Materials, 2020
The hydrogen diffusion behavior and hydrogen embrittlement susceptibility of dual phase (DP) steels with different martensite content were investigated using the slow strain-rate tensile test and hydrogen permeation measurement.
Zhen Wang   +9 more
doaj   +2 more sources

Ni-Mn-Ga films in the austenite and the martensite structures at room temperature: Uniaxial texturation and epitaxial growth

open access: green, 2009
Ni-Mn-Ga films in the austenite and the martensite structures at room temperature have been obtained using the DC magnetron sputtering technique. Two elaboration processes were studied.
Bourgault, Daniel   +9 more
core   +5 more sources

Effect of Silver Addition on Cu-based Shape Memory Alloys [PDF]

open access: yesChemical and Biochemical Engineering Quarterly, 2023
Shape memory alloys (SMAs) are smart materials with unique properties of superelasticity and shape memory effect. These properties are the consequence of thermoelastic martensitic transformation, which can occur under thermal or mechanical deformation ...
L. Liverić   +3 more
doaj   +1 more source

Tensile Deformation of B19′ Martensite in Nanocrystalline NiTi Wires

open access: yesShape Memory and Superelasticity, 2023
Deformation mechanisms activated during tensile deformation of nanocrystalline NiTi wire in martensite state were investigated by combination of two experimental methods: (i) analysis of the evolution of martensite-variant microstructures in grains of ...
P. Šittner   +4 more
semanticscholar   +1 more source

In-situ observations of a hierarchical twinning–detwinning process in stress-induced α ″-martensite of Ti-12Mo alloy

open access: yesMaterials Research Letters, 2022
Beyond classic martensitic transformation-induced plasticity (TRIP), consecutive hierarchical twinning in the primary martensite is observed providing additional tensile strain about two-to-three times higher than the original transformation strain.
B. Qian   +5 more
semanticscholar   +1 more source

Influence of electrolytic-plasma surface quenching on the structure and strength properties of ferritic-pearlite class wheel steel

open access: yesEurasian Journal of Physics and Functional Materials, 2021
This paper examines the influence of electrolyte-plasma surface hardening on the structure and micro hardness of wheel steel mark 2. In the work electrolyte-plasma surface quenching was carried out in an electrolyte made from an aqueous solution of 10 ...
B. K. Rakhadilov   +4 more
doaj   +1 more source

Microstructural Path Analysis of Martensite Dimensions in FeNiC and FeC Alloys [PDF]

open access: yesMaterials Research, 2015
The properties of steels that undergo martensite transformation after or during processing depend on characteristics and arrangement of martensite units within the microstructure.
José Roberto Costa Guimarães   +1 more
doaj   +2 more sources

Structure and Phase Transition of Fe-Mn Alloy Powders Prepared by Gas Atomization [PDF]

open access: yesMaterials Research, 2015
In this paper we investigated the microstructure and phase transition of atomized Fe-(1.3, 7.9, 11.7 wt.%) Mn alloy powders. The results show that the main phases of Fe-1.3Mn, Fe-7.9Mn and Fe-11.7Mn powders are ferrite, α’-martensite+austenite, α ...
Yang Yang   +4 more
doaj   +2 more sources

Structural and Magnetic Properties of Duplex Stainless steel (UNS S31803) Powders Obtained by high Energy Milling of Chips with Additions of NbC [PDF]

open access: yesMaterials Research, 2017
In this study, the high energy mechanical milling was utilized to the production of duplex stainless steel powders from the recycling chips with and without the addition niobium carbide.
Claudiney de Sales Pereira Mendonça   +5 more
doaj   +2 more sources

Investigation of breaks of the «Sparking» type of brass‑plated wire for metal cord and high‑pressure hoses and the causes of their formation

open access: yesЛитьë и металлургия, 2021
The article examines the breaks of thin brass‑plated wire for metal cord and high‑pressure hoses of the “sparking” type and the causes of their formation.
E. S. Seregina, T. N. Ayupova
doaj   +1 more source

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