Results 11 to 20 of about 7,921,799 (295)

Fracture toughness characterization of thin Ti/SiC composites [PDF]

open access: yes, 2011
Titanium based alloys reinforced uniaxially with silicon carbide fibres (Ti/SiC) are advanced and innovative materials for aerospace vehicles.
Ma, Wei
core   +7 more sources

Effect of welding thermal cycles on the heat affected zone microstructure and toughness of multi-pass welded pipeline steels [PDF]

open access: yes, 2012
This research is aimed at understanding the effect of thermal cycles on the metallurgical and microstructural characteristics of the heat affected zone of a multi-pass pipeline weld. Continuous Cooling Transformation (CCT) diagrams of the pipeline steel
Nuruddin, Ibrahim K.
core   +7 more sources

The Combined Influence of Molybdenum and Nickel in Steel Welds [PDF]

open access: yesArchives of Metallurgy and Materials, 2018
Weld metal deposit (WMD) was carried out for standard MMA welding process. This welding method is still promising mainly due to the high amount of AF (acicular ferrite) and low amount of MAC (self-tempered martensite, retained austenite, carbide) phases ...
B. Szczucka-Lasota   +3 more
doaj   +1 more source

Optimization of Carbon Fiber Reinforced Plastic Curing Parameters for Aerospace Application

open access: yesApplied Sciences, 2022
The use of carbon fiber reinforced plastic (CFRP) is increasing in engineering applications such as aerospace, automobiles, defense, and construction. Excellent strength-to-weight ratio, high impact toughness, and corrosion resistance make CFRP highly ...
Fareed Ahmad   +4 more
doaj   +1 more source

The role of mental toughness and affect in academic success within a higher education setting [PDF]

open access: yes
‘Mental Toughness’ is recognised as an important component in academic success (Robinson 2013) represented by the psychological qualities that determine how challenges are effectively addressed in pressurised situations (Dewhurst et al. 2012).
Fern Pollak, Liory   +5 more
core   +3 more sources

Effect of delta ferrites on the anisotropy of impact toughness in martensitic heat-resistant steel

open access: yesJournal of Materials Research and Technology, 2019
To avoid brittle failure of the final-stage turbine blades, it is necessary to understand the anisotropy mechanism in martensitic heat-resistant steel 10Cr12Ni3Mo2VN.
Junru Li   +4 more
doaj   +1 more source

Improvement of low-velocity impact and compression-after-impact performance by z-fibre pinning. [PDF]

open access: yes, 2006
Z-fibre® pinning is a new method of through-thickness reinforcement of laminated composites. This paper presents an experimental test and theoretical analysis on how and why these pins can improve the resistance to impact loading and post- impact ...
X. Zhang   +5 more
core   +1 more source

Effect of Post-Heat Treatment on the Impact Toughness and Crack Propagation Mechanism of AISI D2 Tool Steel Manufactured by Direct Energy Deposition [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
This study investigated the effect of heat treatment on the microstructure and impact toughness property of AISI D2 manufactured with direct energy deposition (DED) and compared the results with conventional wrought material.
Jung-Hyun Park   +5 more
doaj   +1 more source

Characteristic Property of Impact Fracture Toughness

open access: yesJSME international journal. Ser. A, Mechanics and material engineering, 1993
Impact fracture experiments were performed using three CT type specimens made of PMMA with the size ratio 1 : 2 : 3 with analogous geometry. A precrack was introduced artificially in each specimen, which was subjected to impact by a wedge bar. The flyer was accelerated by a gas gun to impose an impact force to the wedge bar, and the fracture behavior ...
Maekawa, Ichiro, Shibata, Hiroshi
openaire   +3 more sources

Study of the Effect of Multiple Tempering on the Impact Toughness of Forged S690 Structural Steel

open access: yesMetals, 2020
During the production of forged metal components, the sequence of heat treatments that are carried out, as well as hot working, remarkably influences mechanical properties of the product, in particular impact toughness.
Luca Pezzato   +8 more
doaj   +1 more source

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