Results 91 to 100 of about 4,351 (305)

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Performance Analysis of Abradable Coating Systems for Aircraft Gas Turbines

open access: yesAdvanced Engineering Materials, EarlyView.
Three CoNiCrAlY/YSZ/MgAl2O4 abradable liner configurations on a nickel‐superalloy are evaluated by thermal‐gradient cycling and incursion tests. Laser ablation of the bondcoat and/or Y2O3‐stabilized ZrO2 (YSZ) intermediate layer increases mechanical interlocking and bonding for thick topcoats.
Hanna Heyl   +4 more
wiley   +1 more source

Bifurcation analysis on formability coupled with microstructural evolution of dual-phase steels subjected to various stress states

open access: yesNext Materials
Forming limit serves as a critical metric in evaluating the formability of advanced sheet metals. Unlike the plane stress state in conventional sheet processing technologies, compressive normal stress and even more intricate stress states play a ...
Renhao Wu   +7 more
doaj   +1 more source

Effect of Boron in Cold Rolled DP Steels; Fundamentals of Metallurgy & General Property Map [PDF]

open access: yesArchives of Metallurgy and Materials
Dual-phase (DP) steels with their dual phase microstructures (hard martensite and soft ferrite) are used in many industrial applications, especially in the automotive industry, thanks to their desired mechanical properties and formability.
M.B. Özyi̇ği̇t   +3 more
doaj   +1 more source

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

Precipitation and fracture in a ferritic stainless steel

open access: yes, 2000
Includes bibliographical references.A dual stabilised ferritic stainless steel with titanium and niobium additions had been experiencing failures during production. Following hot rolling and cooling while coiled and prior to annealing, the steel had been
Scott, Adam James Lidstone
core  

Characterization of corrosion products formed in high-strength dual-phase steels under an accelerated corrosion test

open access: yesEngineering Science and Technology, an International Journal
There are some researches in the literature on the mechanical characteristics of dual-phase (DP) steels used in the automotive industry, but there is no comprehensive research on the corrosion behavior of these steels.
Digdem Giray   +4 more
doaj   +1 more source

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