Search Results - "Bathias, C"

There is no infinite fatigue life in metallic materials by BATHIAS, C

“…Generally, the shape of the S–N curve beyond 107 cycles is unknown except in some statistical approaches, and this is also true for the fatigue limit. In the…”
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A new piezoelectric fatigue testing machine in pure torsion for ultrasonic gigacycle fatigue tests: application to forged and extruded titanium alloys by Nikitin, A., Bathias, C., Palin-Luc, T.

“…This article briefly discusses the history of the development of ultrasonic fatigue testing methods, with respect to industrial needs. The development of…”
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Some metallurgical aspects of Dynamic Strain Aging effect on the Low Cycle Fatigue behavior of C–Mn steels by Huang, Z., Wagner, D., Bathias, C.

“…•The DSA is an interaction during the test between solute atoms and dislocations.•The solute atoms content modifies the sensitivity to DSA.•C–Mn steels with…”
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Numerical simulation of fish-eye fatigue crack growth in very high cycle fatigue by Nguyen, H.Q., Gallimard, L., Bathias, C.

“…•We model a fish eye crack growth by a numerical approach.•Initial elliptical cracks tend quickly to a circular shape.•Initial elliptical crack’s aspect ratio…”
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Fatigue crack initiation detection by an infrared thermography method by WAGNER, D., RANC, N., BATHIAS, C., PARIS, P.C.

“…ABSTRACT In this paper, the study of the temperature variation during fatigue tests was carried out on different materials (steels and aluminium alloys). Tests…”
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Comparison of crack paths in a forged and extruded aeronautical titanium alloy loaded in torsion in the gigacycle fatigue regime by Nikitin, A., Palin-Luc, T., Shanyavskiy, A., Bathias, C.

“…This paper discusses features of fatigue crack initiation and growth in an extruded and forged VT3-1 titanium alloy loaded in pure torsion in the gigacycle…”
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Surface crack initiation mechanism for body centered cubic materials in the gigacycle fatigue domain by Wagner, D., Wang, C., Huang, Z., Bathias, C.

“…•Fatigue tests in the VHCF regime were carried out on a bcc polycrystalline α-iron.•A model for the PSB formation on specimen surface is proposed.•Fracture…”
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Failure mechanisms of automotive metallic alloys in very high cycle fatigue range by Bayraktar, Emin, Garcias, Israel Marines, Bathias, Claude

“…In modern technology, analysis of fatigue behaviour of engineering components is obligatory to develop engines and mechanical parts to improve the performance…”
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Dissipative and microstructural effects associated with fatigue crack initiation on an Armco iron by Wang, C., Blanche, A., Wagner, D., Chrysochoos, A., Bathias, C.

“…In this study, the first signs of fatigue crack initiation are studied in the HCF domain on a body centered cubic Armco iron (with 80ppm of carbon content)…”
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An understanding of very high cycle fatigue of metals by Marines, I, Bin, X, Bathias, C

“…For modern technical applications like cars, trains, and aircrafts, the durability of some components is between 10 8 and 10 10 cycles. However, there are very…”
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Effect of inclusion on subsurface crack initiation and gigacycle fatigue strength by Wang, Q.Y., Bathias, C., Kawagoishi, N., Chen, Q.

“…The effect of inclusions on crack initiation and propagation in gigacycle fatigue was investigated experimentally and analytically in six high strength low…”
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Gigacycle fatigue initiation mechanism in Armco iron by Wang, C., Wagner, D., Wang, Q.Y., Bathias, C.

“…► Thin specimen (1 mm) tested in push–pull fatigue with ultrasonic frequency. ► PSBs formation in surface and subsurface investigated in Armco iron specimens…”
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Damage mechanism of a nodular cast iron under the very high cycle fatigue regime by Xue, H.Q., Bayraktar, E., Bathias, C.

“…Fatigue behaviour in the very high cycle regime (VHCF) of 10 10 cycles were investigated with a cast iron (GS51) under ultrasonic fatigue test system (20 kHz)…”
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Crack path in torsion loading in very high cycle fatigue regime by Xue, H.Q., Bathias, C.

“…Torsion fatigue tests have been conducted at 20 kHz ultrasonic fatigue testing systems, and compared to the torsion fatigue data generated on 35 Hz…”
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New developments in non-destructive controls of the composite materials and applications in manufacturing engineering by Bayraktar, E., Antolovich, S.D., Bathias, C.

“…Non-destructive controls particularly, X-rays computed tomography (XR-CT) is a useful tool in manufacturing engineering applications in the modern industry to…”
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How and why the fatigue S– N curve does not approach a horizontal asymptote by Bathias, C., Drouillac, L., Le François, P.

“…As mentioned by Japanese researchers, during the 1980s, steels can fail after 10 7 cycles, since the gigacycle fatigue failure in many alloys was…”
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Fatigue initiation and propagation in natural and synthetic rubbers by Legorju-jago, K, Bathias, C

“…Elastomeric matrix composites are usually reinforced by mineral particles such as carbon black and sometimes by long metallic or organic fibers. In the absence…”
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Numerical simulation of the coupling between thermal dissipation and fish-eye crack growth in very high cycle fatigue regime by NGUYEN, H.Q., GALLIMARD, L., BATHIAS, C.

“…ABSTRACT In this paper, we study the temperature field associated with the propagation of a fatigue crack in a very high cycle fatigue regime during ultrasonic…”
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Deformation behaviour of elastomeric matrix composites under static loading conditions by Bayraktar, E., Bessri, K., Bathias, C.

“…Damage mechanisms of elastomeric matrix composites (EMCs), propose a complex interplay between material properties and service conditions. The occurrence of…”
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Ultrasonic fatigue tests at high temperature on an austenitic steel by Wagner, D., Cavalieri, F.J., Bathias, C., Ranc, N.

“…The objective of this paper is to study the gigacycle fatigue behavior of an austenitic steel at temperatures of 600°C and 700°C under fully reverse loading…”
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