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Influence of microstructure on near-threshold fatigue crack growth behavior of 18Ni maraging steel weldment
The influence of microstructure of weld metal on near-threshold crack growth behavior under the condition of low and high stress ratio has not been...
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Fatigue Demystified
The study of metal fatigue dates back to 1844. Despite many breakthroughs in understanding, there is still much debate over the significance of some...
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Tensile and Fatigue Strength, Fatigue Crack Propagation Rate, and Fracture Behavior of CaO-Added AM30 Alloy
This work investigated the tensile and fatigue strength, fatigue crack propagation rate and corresponding mechanism, and fracture behavior (under the...
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Tough and fatigue-resistant anisotropic hydrogels via fiber reinforcement and magnetic field induction
Biological tissues (such as tendons and cartilages) are not only well known for their excellent strength, modulus, and toughness, but also have...
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Superior fatigue crack growth resistance in bulk Cu with highly oriented nanotwins
We studied the fatigue crack growth (FCG) characteristics of bulk nanotwinned Cu (NT-Cu) with different microstructural aspects such as grain size...
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Model of Short Fatigue Crack Growth Rate and Fatigue Life Estimation of Carbon Steel Specimens
This study proposed a model describing the kinetics of short fatigue crack growth from a smooth surface and from the top of a blunt notch. The...
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Effect of Shrinkage Versus Hydrogen Pores on Fatigue Life of Cast AlSi11Mg Alloy
Shrinkage pores in cast aluminum components are often the reason for premature failure during cyclic loading due to their large size and fissured...
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Fatigue Crack Growth Rate and Intrinsic Threshold Stress Intensity
In atmospheric fatigue, intrinsic threshold stress intensityIntrinsic threshold stress intensity,...
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Fatigue design of stress relief grooves to prevent weld root fatigue in butt-welded cast steel to ultra-high-strength steel joints
In the welded joints, fatigue failures typically originate from defects or notch-like geometries under cyclic loading. This study investigates the...
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Lead Cracks and an Example of Fatigue Lifing
Many years of QF on metallic airframe components from service and FSFTs have consistently shown that the dominant fatigue cracks (those first leading...
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Thermal Fatigue
Thermal fatigue is a fatigue failure mechanism that is induced by cyclic stresses from repetitive fluctuations in the temperature. The degree of...
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Fatigue fracture mechanism of amorphous materials from a density-based coarse-grained model
Fatigue fracture is a unique failure mode of materials induced by repeated loading and is crucial for the long-term stability of materials used in...
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Thermal fatigue cracks in WC-10Ni + AgCuTi composite coatings
In this study, a WC-10Ni + AgCuTi/Cu composite coating was applied to a copper substrate using vacuum brazing. The initiation and propagation of...
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Phase-separated porous nanocomposite with ultralow percolation threshold for wireless bioelectronics
Realizing the full potential of stretchable bioelectronics in wearables, biomedical implants and soft robotics necessitates conductive elastic...
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On the Effect of Testing Frequency on High and Very High Cycle Fatigue Behavior of AA2024-T3, Ti-6Al-4V, and Inconel 718
An increase of testing frequency to reduce the testing time could affect the fatigue behavior of metallic materials. The current paper investigates...
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Enhanced Low Cycle Fatigue Properties of Ti-6Al-4V Alloy by Post-treatment Technology of Pulse High-Intensity Magnetic Field
To improve the service safety of titanium alloys in complex environments, the influence of pulse magnetic treatment (PMT) on the low cycle fatigue...
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Considerations on Tension–Tension Fatigue Predictions for Nitinol
The total-life fatigue behavior of Nitinol superelastic wire under uniaxial tension-tension loading is here investigated while monitoring the global...
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Rotary Bend Fatigue of Nitinol to One Billion Cycles
Nitinol implants, especially those used in cardiovascular applications, are typically expected to remain durable beyond 10 8 cycles, yet literature on...
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Digital Material Surface Image Analysis for Evaluating Geometric Fatigue Crack Parameters
A procedure for acquiring and analyzing digital fatigue crack propagation images is advanced, which provides automatic crack size detection and the...
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Phase interface-induced dwell fatigue cracks in titanium alloy with lamellar microstructure
Titanium alloys have been widely used in aerospace, energy, chemical and medical industries, especially in aero-engines, attributed to their high...
