Results 11 to 20 of about 161,765 (342)

Prediction of Fracture Toughness in the Shale Formation Based on Well Logging and Seismic Data: A Case Study of the Lower Silurian Longmaxi Formation in the Sichuan Basin, China

open access: yesGeofluids, 2020
The rock physics experiments and fracture toughness tests of shales from the Lower Silurian Longmaxi Formation in the Sichuan Basin in China were carried out.
Kaiyuan Liu   +4 more
doaj   +1 more source

Effect of Rock Fracture Filling on Mode I and II Fracture Toughness [PDF]

open access: yesAnalytical and Numerical Methods in Mining Engineering, 2019
This paper focuses on some fracture toughness tests performed on the pre-cracked Brazilian specimens of rock-like materials. Also the effect of rock fracture filling on the fracture toughness was considered experimentally.
حمیدرضا نجاتی   +1 more
doaj   +1 more source

Development of fracture toughness curve for PTS evaluation of reactor pressure vessels incorporating Master curve concept

open access: yesNihon Kikai Gakkai ronbunshu, 2019
The reactor pressure vessel is made of ferritic low alloy steel, which has fracture behaviors that include ductile to brittle transition temperature and decrease of fracture toughness in the beltline region of the reactor pressure vessel steel due to ...
Takatoshi HIROTA, Kentaro YOSHIMOTO
doaj   +1 more source

Mechanism and Effect Factor of Toughening of High-Speed Train Wheels

open access: yesApplied Sciences, 2023
The wheel of high-speed trains requires high strength and hardness while imposing high demands on plasticity and toughness, resulting from the needs of working conditions.
Tuosheng Jia   +3 more
doaj   +1 more source

Interfacial fracture toughness of composite concrete beams [PDF]

open access: yes, 2019
A test for measuring the interfacial fracture toughness of a bi-material interface, essentially for concrete overlaid pavements was developed. The measured interfacial fracture toughness of steel fibre-reinforced, roller-compacted, polymer modified ...
Karadelis, John N., Lin, Yougui
core   +1 more source

Effect of Testing Method Type and Specimen Size on Mode I Fracture Toughness of Kimachi Sandstone

open access: yesJournal of MMIJ, 2019
Several testing methods have been proposed for evaluating the mode I fracture toughness of rocks. Since the fracture toughness evaluated from the different testing methods is generally not compared, what is still not wellknown is the effect of the ...
Minami KATAOKA   +5 more
doaj   +1 more source

Effect of rice husk (treated/untreated) and rice husk ash on fracture toughness of epoxy bio-composite

open access: yesJournal of the Mechanical Behavior of Materials, 2020
Present work studies the effect of particle reinforcement on fracture toughness of bio-composites. The filler used has been taken as rice husk. Epoxy resin has been taken as matrix material. Composites with varying filler loading of 10, 20, 30 and 40 wt.%
Bisht Neeraj, Chandra Gope Prakash
doaj   +1 more source

Plastic pre-compression and creep damage effects on the fracture toughness behaviour of Type 316H stainless steel [PDF]

open access: yes, 2014
The influence of inelastic damage in the form of plastic pre-strain and creep damage, on fracture toughness of Type 316H stainless steel has been examined.
Davies, C. M.   +3 more
core   +1 more source

Fracture toughness and crack-resistance curve behavior in metallic glass-matrix composites [PDF]

open access: yes, 2009
Nonlinear-elastic fracture mechanics methods are used to assess the fracture toughness of bulk metallic glass (BMG) composites; results are compared with similar measurements for other monolithic and composite BMG alloys.
Hofmann, D. C.   +5 more
core   +2 more sources

Experimental investigation on mode II fracture performance of old-new concrete [PDF]

open access: yesArchives of Civil Engineering, 2022
The old-new concrete interface is the weakest part in the composite structure, and there are a large number of microcracks on the interface. In order to study the mode II fracture performance of the bonding surface of old-new concrete, the effect of ...
Shuang Liu   +3 more
doaj   +1 more source

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