Results 21 to 30 of about 14,830,293 (403)

Influence of Steam Curing on High-Cyclic Behaviour of Prestressed Concrete Bridge Elements

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2008
The paper discusses the influence of curing conditions (steam and normal curing) on high-cyclic creep and fatigue strength of reinforced concrete bridge elements.
Eugedijus Juozas Dulinskas   +2 more
doaj   +1 more source

A fabrication history based strain-fatigue model for prediction of crack initiation in a radial loading wheel [PDF]

open access: yes, 2017
A strain-based fatigue model concerning fabrication history is applied to predict the fatigue life of a commercial car wheel under radial loads. As the prior conditions, the strain fatigue testing is performed on standard specimen of DP590 and FB540 ...
Gu, H.R   +7 more
core   +1 more source

In situ synchrotron ultrasonic fatigue testing device for 3D characterisation of internal crack initiation and growth

open access: yesFatigue & Fracture of Engineering Materials & Structures, 2019
This work presents a new ultrasonic fatigue testing device for studying the initiation and propagation mechanisms of internal microstructurally short fatigue cracks using in situ synchrotron tomography.
A. Messager   +10 more
semanticscholar   +1 more source

Shape Rolling Process Combined with In-line Induction Heat Treatment for Rectangular Wire Die Springs

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2013
In recent years, environmental issues and high labor costs have been receiving increasing attention. One example is the manufacturing process of conventional oil tempered shaped wire which is high cost, time-consuming and polluting. The aim of this study
Chong-Ching TSENG, Shi-Pin HO
doaj   +1 more source

Influence of Carbon Content on Elevated Temperature Fatigue Properties of Different Steel Alloys [PDF]

open access: yesEngineering and Technology Journal, 2012
Fatigue properties (fatigue life and fatigue limit) of three different carbon content steel alloys, CK35, Y8 and Y10 were investigated at RT and 300 ºC fatigue testing.
Hessen J. Mohamed Alalkawi   +3 more
doaj   +1 more source

High-Frequency Fatigue Testing of Recycled Aggregate Concrete

open access: yesApplied Sciences, 2019
Concrete fatigue behaviour has not been extensively studied, in part because of the difficulty and cost. Some concrete elements subjected to this type of load include the railway superstructure of sleepers or slab track, bridges for both road and rail ...
J. Sainz-Aja   +3 more
semanticscholar   +1 more source

Fatigue life prediction of z-fibre pinned composite laminate under mode I loading [PDF]

open access: yes, 2019
A hybrid method is presented combining linear elastic fracture mechanics with nonlinear damage mechanics that can predict the fatigue crack growth rate in z-fibre pinned composites under mode I loading.
Ayre, David   +3 more
core   +2 more sources

Fatigue Testing of Support Structure for Offshore Wind Turbine

open access: yes南方能源建设, 2020
[Introduction] In view of the fatigue problem of support structure for offshore wind turbine, fatigue performance of transition piece with external stiffening ring was studied.
LI Hengjun   +4 more
doaj   +1 more source

Acoustic Emission Signatures of Fatigue Damage in Idealized Bevel Gear Spline for Localized Sensing

open access: yesMetals, 2017
In many rotating machinery applications, such as helicopters, the splines of an externally-splined steel shaft that emerges from the gearbox engage with the reverse geometry of an internally splined driven shaft for the delivery of power.
Lu Zhang   +3 more
doaj   +1 more source

Effect of bending moment on the fatigue strength of a bolt in bolt/nut assembly

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
This study describes an approach to quantify the effect of the bending moment on the fatigue strength of a bolt in bolt/nut assembly. To confirm the validity of the conventional fatigue design methodology based on the nominal stress acting on the ...
Masaya HAGIWARA   +2 more
doaj   +1 more source

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