Results 1 to 10 of about 16,290 (175)

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

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   +1 more source

Martens-ite

open access: yesMetals, 2018
Martensite and martensitic transformations in metals and alloys have been intensively studied for more than a century and many comprehensive and informative reviews have been published.
Druce Dunne
doaj   +1 more source

Role of Vanadium Carbide in Hydrogen Embrittlement of Press-Hardened Steels: Strategy From 1500 to 2000 MPa

open access: yesFrontiers in Materials, 2021
This work investigated hydrogen trapping and hydrogen embrittlement (HE) in two press-hardened steels, 22MnB5 for 1,500 MPa grade and 34MnB5V for 2000 MPa grade, respectively.
Yi-Ting Lin   +4 more
doaj   +1 more source

Macroscopic modeling of strain-rate dependent energy dissipation of superelastic SMAs considering destabilization of martensitic lattice [PDF]

open access: yesSmart Materials and Structures, 29(2):025005, 2020, 2021
Superelastic shape-memory alloys (SMAs) are unique smart materials with a considerable energy dissipation potential for dynamic loadings with varying strain-rates. The energy dissipation depends on the latent heat generated by the austenitic-martensitic transformation and the convection of that heat.
arxiv   +1 more source

Hybrid Heat Treatment for Conventionally Treatable Steel Powder Reinforced Age Hardenable Aluminium Alloy Matrix Composites and Mechanical Property Evaluation

open access: yesMaterials Research, 2022
The present work is associated with research concentrating on the innovation and use of hybrid heat treatment for eutectoid steel powder (0.8 wt%) reinforced Al-Zn-Mg (Al 7075) alloy composites. Due to high hardness, wear resistance, tensile strength and
Rajesh Bhat   +4 more
doaj   +1 more source

Neutron diffraction and symmetry analysis of the martensitic transformation in Co-doped Ni$_2$MnGa [PDF]

open access: yesPhys. Rev. B 101, 094105 (2020), 2020
Martensitic transformations are strain driven displacive transitions governing the mechanical and physical properties in intermetallic materials. This is the case in Ni$_2$MnGa, where the martensite transition is at the heart of the striking magnetic shape memory and magneto-caloric properties.
arxiv   +1 more source

Testing Cyclic Fatigue Resistance of Nickel Titanium Rotary Endodontic Instruments: A Validation Study for a Minimum Quality Criterion in a Standardized Environment

open access: yesFrontiers in Dental Medicine, 2021
Introduction: Cyclic fatigue resistance of rotary endodontic instruments has been extensively studied in the last two decades, yet with no standardization.
Ove A. Peters   +4 more
doaj   +1 more source

Magneto-Structural Properties of Ni2MnGa Ferromagnetic Shape Memory Alloy in Magnetic Fields

open access: yesMetals, 2013
The purpose of this review was to investigate the correlation between magnetism and crystallographic structures as it relates to the martensite transformation of Ni2MnGa type alloys, which undergo martensite transformation below the Curie temperature. In
Takuo Sakon   +2 more
doaj   +1 more source

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