high-cycle fatigue

high-cycle fatigue

A condition of cracking and stretching caused by vibration stress applied over a long period of operating time.
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4] correlated quite well the fatigue lives of FDS joints with and without clearance hole with the experimental results under high-cycle fatigue loading conditions.
With this method, the elastic strain-life curve according to [22] is divided into three different parts describing the single fatigue tests and thus the material behavior in the low-cycle, the high-cycle and the very high-cycle fatigue regimes much better.
The featured services will include some new capabilities, including high-cycle fatigue testing, ultrasonic testing on welds and calibration performed on an expanded list of electrical instruments.
In this work, Q345 and QSTE700 steels two common materials used for making H-shaped frame beams were employed in high-cycle fatigue tests to study the fatigue characteristics of H-type automobile frame girders.
33] predicted high-cycle fatigue life implementing a thermodynamics-based CDM model.
Electromagnetic resonance testing machine for axial dynamic load testing for high-cycle fatigue, crack propagation velocity measurement and predcyklovEivEinE[degrees] crack at the ct samples.
The dividing line between the low-cycle and the high-cycle fatigue is determined at the point where the fatigue curve, plotted in the natural coordinates, goes from convex to concave.
Some specific topics include laser shock processing of Ni-base supperalloy and high-cycle fatigue properties, the effect of square wave AC parameters on weld forming performance, the dissolution mechanism of copper weld brazing with Cu-based brazing alloys, and a morphological filtering algorithm for estimation of tool wear in CNC milling machining.
However, their application to the field of industrial machines requires further investigation, since the steel handling machines operate in the zone of high-cycle fatigue under the plan, samples were cut across the rolling, but according to Standard GOST 7564-97 ([?
General Electric, Embraer The US FAA has proposed an airworthiness directive for certain General Electric CF34-10 fan rotor spinners and their supports to prevent high-cycle fatigue cracking that could lead to separation of the fan rotor spinner assembly and uncontained failure.
Brent Carey, a graduate student in Ajayan's lab, found the interesting property while testing the high-cycle fatigue properties of a composite he made by infiltrating a forest of vertically aligned, multiwalled nanotubes with polydimethylsiloxane (PDMS), an inert, rubbery polymer.

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