Results 11 to 20 of about 18,775,854 (243)

Ductile–Brittle Transition Temperature of Epoxy Asphalt Concrete of Steel Bridge Deck Pavement Based on Impact Toughness

open access: yesAdvances in Materials Science and Engineering, 2023
To solve the common low-temperature cracking problem of epoxy asphalt concrete pavement on the steel bridge deck, based on the principle of fracture mechanics and energy method, this paper puts forward the impact toughness as the evaluation index of ...
Shunxian Zhang   +4 more
doaj   +1 more source

Maintaining modulus of polypropylene composites with ultra-high low temperature toughness by synergistic branched polyethylene and nucleating agents

open access: yesJournal of Materials Research and Technology, 2023
In this work, the synergistic effect of highly branched polyethylene (HBPEs, s = 1, 2) elastomers featuring dendritic structure and α-type nucleating agents (NA1, NA2) on the toughness and stiffness of block polypropylene (PP–B) was investigated.
Qingyue Shen   +5 more
doaj   +1 more source

Validation of low velocity impact modelling on different stacking sequences of CFRP laminates and influence of fibre failure [PDF]

open access: yes, 2013
This paper presents a validation of low-velocity impact Finite Element (FE) modelling. Based on switching ply location of reference layup [02,452,902,-452]s T700GC/M21 laminated plates from Bouvet et al.
Bouvet, Christophe   +2 more
core   +1 more source

About the impact behavior of woven-ply carbon fiber-reinforced thermoplastic- and thermosetting-composites: A comparative study [PDF]

open access: yes, 2013
This study is aimed at comparing the response of TS-based (epoxy) and TP-based (PPS or PEEK) laminates subjected to low velocity impacts. C-scan inspections showed that impact led to diamond-shaped damage resulting from different failure mechanisms ...
Vieille, Benoit   +5 more
core   +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

Influence of Temperature on Fracture Toughness of Jute Fiber Reinforced Unsaturated Polyester Resin [PDF]

open access: yesEngineering and Technology Journal, 2010
Jute fiber reinforced unsaturated polyester resin composites (J/UP) weresubjected to low velocity impact tests in several Temperatures degree in order to study the effects of temperature variance on the intrinsic fracture toughness Gc impact properties ...
Akram R. Jabur
doaj   +1 more source

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   +3 more sources

Microstructure and Impact Toughness of Offshore Steel [PDF]

open access: yes, 2018
This study focused on the effects of microstructures on the low-temperature impact toughness of directly water-quenched offshore steel. Martensite dominated the microstructure directly below the quenched surface.
Yang, T.-C.   +5 more
core   +1 more source

Effect Mechanism of Curling Temperature on the Toughness of Titanium Microalloyed High-strength Steel GCL700 [PDF]

open access: yesTeshugang
The effect of curling temperature on the mechanical properties of Ti microalloyed high-strength steels was investigated using electron backscatter diffraction, transmission electron microscopy, scanning electron microscopy and mechanical experiments.The ...
Wang Yi, Che Zhichao, Chen Yufeng, Yang Shufeng, Zhang Junfen, Xue Qihe, Li Jingshe
doaj   +3 more sources

Improvement in low-temperature toughness of Fe-6.5Mn-0.08C Medium-Mn steel by multi-step heat treatment

open access: yesJournal of Materials Research and Technology, 2023
In this study, a novel multi-step heat treatment method, including intercritical annealing and tempering, is proposed to improve the low-temperature toughness of Fe-6.5Mn-0.08C medium-manganese (Mn) steel.
Seung-Hyeok Shin   +3 more
doaj   +1 more source

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