Results 91 to 100 of about 103,556 (374)

Optimizing Laser Ablation of Stainless Steels for Volume Removal and Surface Quality Using Burst of Pulses

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the ablation efficiency and surface quality of laser‐treated stainless steel alloys (AISI 304, AISI 420, and AISI 316Ti) using an ultrashort pulsed laser and varying burst parameters (MHz, GHz, and Bi‐burst). Both ablation rates and surface quality parameters are determined, including isotropy surface roughness values, highlighting ...
Dirk Obergfell   +2 more
wiley   +1 more source

Study of Carbide Dissolution and Austenite Formation during Ultra–Fast Heating in Medium Carbon Chromium Molybdenum Steel

open access: yesMetals, 2018
In this study, UltraFast Heat Treatment (UFHT) was applied to a soft annealed medium carbon chromium molybdenum steel. The specimens were rapidly heated and subsequently quenched in a dilatometer.
S. Papaefthymiou, M. Bouzouni, R. Petrov
semanticscholar   +1 more source

Micromechanical Insights into Sinter‐Based Additively Manufactured NiTi with Nb as a Sintering Aid

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the microstructural and micromechanical behavior of NiTiNb made through filament‐based materials extrusion via chemically correlated nanoindentation. B19' remnants from the original powder lead to Nb gradients within NiTiNb grains due to the short sintering times required in liquid‐phase sintering.
Nerea Abando   +4 more
wiley   +1 more source

The effect of solution annealing on properties of steel Nitronic 60 [PDF]

open access: yesMetalurgija, 2011
Nitronic 60 (UNS S21800) is a highly alloyed austenitic stainless steel. This steel provides exceptional wear and galling resistance as well as a high temperature corrosion resistance. Increasing strength of Nitronic 60 is obtained by cold deformation. A
A. Gigović-Gekić, M. Oruč, I. Vitez
doaj  

Annealing Behavior of Surface-Locally Cold-Deformed Low-Carbon Steel with a Large Strain Gradient

open access: yesMetals, 2018
The annealing behavior of surface-locally cold-deformed 0.2 mass% carbon steel with a large strain gradient was investigated, with special attention paid to the change in grain size.
Xianguang Zhang   +2 more
doaj   +1 more source

Novel 1.5 GPa-strength with 50%-ductility by transformation-induced plasticity of non-recrystallized austenite in duplex steels

open access: yesScientific Reports, 2017
Needs for steel designs of ultra-high strength and excellent ductility have been an important issue in worldwide automotive industries to achieve energy conservation, improvement of safety, and crashworthiness qualities.
S. Sohn   +5 more
semanticscholar   +1 more source

Direct Recycling of Cold Work Tool Steel Swarf into New Cutting Disks via Field‐Assisted Sintering

open access: yesAdvanced Engineering Materials, EarlyView.
Through a sintering method known as field‐assisted sintering technology/spark plasma sintering, cold work tool steel swarf can be directly recycled into new cutting disks. This method is capable of densifying the unconventional powder morphology of swarf, and it can also seal grinding contaminants, such as Al2O3, into the steel matrix.
Monica Keszler   +4 more
wiley   +1 more source

An investigation to the Effect of Copper Addition on the Characteristics of Ni-Ti Shape Memory Alloy

open access: yesمجلة النهرين للعلوم الهندسية, 2017
The effect of Cu addition on the physical and mechanical properties of Nickel-Titanium (weight percentage ) shape memory alloy were investigated , density , porosity , compression strength ,Shape Effect (strain recovery), ,micro-hardness , Conducted to ...
Mohammed Rahman, Ayad M. Takhakh
doaj  

Corrosion behavior of austenitic and ferritic steels in alkaline and water-salt solutions

open access: yesФізика і хімія твердого тіла
The paper presents the results of studies of the corrosion behavior of austenitic and ferritic steels in alkaline, sulfide, and chloride environments. Structural changes on the surface when the steels are kept in solutions at room temperature are shown ...
Hanna Kniazieva   +6 more
doaj   +1 more source

Effect of plastic deformation on the magnetic properties of selected austenitic stainless steels

open access: yesProduction Engineering Archives, 2017
Austenitic stainless steels are materials, that are widely used in various fields of industry, architecture and biomedicine. Their specific composition of alloying elements has got influence on their deformation behavior.
Oršulová Tatiana   +2 more
doaj   +1 more source

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