Results 121 to 130 of about 2,449 (297)

Feasibility of Nitrogen as a Carrier Gas for Inconel Cold Spray in Hydropower Application

open access: yesAdvanced Engineering Materials, EarlyView.
N2, despite being nearly two orders of magnitude cheaper than He, is a feasible carrier gas for cold spray Inconel coatings in hydropower repair applications when higher gas temperature and pressure are used. Reducing powder size significantly improved cavitation resistance, while the addition of fine chromium carbide particles further enhanced erosion
Tianhao Wang   +4 more
wiley   +1 more source

Microstructural evolution of AISI304 stainless steel in the Steckel Mill rolling process

open access: yes, 2004
Includes bibliographical references (leaves [105]-110).The microstructural evolution of AISI304 stainless steel in the Steckel mill rolling process is investigated.
Parker, Sa-aadat
core  

Assessment of Rate-Dependency and Adiabatic Heating on the Essential Work of Fracture of Press-Hardening Steels

open access: yesMetals
The automotive industry is currently in a paradigm shift transferring the fleet over from internal combustion vehicles to battery electric vehicles (BEV).
Simon Jonsson   +4 more
doaj   +1 more source

Deep drawing of press hardening steels

open access: yesJournal of Physics: Conference Series, 2018
M Tomasch   +3 more
openaire   +1 more source

Comparison of Triply Periodic Minimal Surface Energy Absorbers Under Uniaxial Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates LCD 3D printed Triply Periodic Minimal Surface (TPMS) structures as mechanical energy absorbers. By comparing various base designs and layered combinations under uniaxial compression, it identifies that a Diamond‐Gyroid sandwich structure offers superior performance.
Sergej Grednev   +2 more
wiley   +1 more source

Influence of Si Content and Milling Duration on the Microstructure and Mechanical–Tribological Properties of AlCoCrFeNiSi High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
Si‐doped AlCoCrFeNi high‐entropy alloys are synthesized by mechanical alloying to reveal the effect of Si content and milling time on phase evolution, microstructural refinement, and tribological behavior. A transition from FCC to BCC structure, significant grain refinement, and enhanced hardness and wear resistance are achieved, with the 4 at% Si ...
Mustafa Okumuş   +2 more
wiley   +1 more source

Investigation of heat transfer in the press hardening process

open access: yes, 2009
The use of thin ultra high strength steel automotive passive safety components manufactured with the press hardening process has increased drastically the last two decades.
Oldenburg, Mats, Salomonsson, Per
core  

An overview of laser surface modification of die steels [PDF]

open access: yes, 2008
In recent years, surface modification using advanced heat source like laser has been replacing the conventional methods to produce amorphous microstructure via rapid solidification.
Brabazon, Dermot   +3 more
core  

Microstructure, Thermal Transport, and Dry‐Sliding Tribology of Powder‐Metallurgy Al7075 Composites Reinforced With Sol–Gel‐Derived ZnO–rGO Hybrid Nanoparticles

open access: yesAdvanced Engineering Materials, EarlyView.
Sol–gel‐derived ZnO–rGO hybrid nanoparticles enable Al7075 powder‐metallurgy composites to achieve concurrent gains in hardness and thermal conductivity while markedly lowering friction and wear. The hybrid architecture couples ZnO‐based load support with rGO‐assisted lamellar sliding and heat spreading, revealing a promising route toward lightweight ...
Bunyamin Aksakal   +3 more
wiley   +1 more source

55 % Al-Zn Coating for Press Hardening Steel

open access: yes, 2018
Press hardening is the most efficient process to produce high strength steel parts. Al-Si and Zn coated PHS are currently in use despite the fact that these coatings have obvious drawbacks such as delamination and liquid metal induced embrittlement (LMIE)
Lee, CW, De Cooman, BC, Cho, YR
core  

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