Results 31 to 40 of about 98,725 (314)

Fatigue behavior of 3%Y2O3-doped ZrO2 ceramics

open access: yesJournal of Materials Research and Technology, 2014
The objective of this work was to evaluate the cyclic fatigue strength of a commercial pre-sintered tetragonal zirconia ceramics for dental systems, and to determine the main mechanical properties. Samples were sintered in air at 1600 °C for 120 min with
Renato Chaves Souza   +5 more
doaj   +1 more source

Study on Bending Fatigue Strength of Helical Gears : 5th Report, Effect of Load Variation on Bending Fatigue Strength

open access: yesBulletin of JSME, 1985
This paper presents a study on the effect of load variation on the bending fatigue strength of helical gears. A bending fatigue testing machine for cylindrical gears controlled by a micro computer was developed, and the bending fatigue tests of helical gears were carried out under a uniform cyclic load and a varying load which had the load spectrum of ...
Satoshi ODA   +2 more
openaire   +2 more sources

Research of the crankshaft high cycle bending fatigue experiment design method based on the modified unscented Kalman filtering algorithm and the SAFL approach.

open access: yesPLoS ONE, 2023
In modern engineering application, enough high cycle bending fatigue strength is the necessary factor to provide the basic safety security for the application of the crankshaft in automobile engines (both diesel and gasoline types).
Shuyang Rui   +3 more
doaj   +1 more source

Comparison of the effects of submerged laser peening, cavitation peening and shot peening on the improvement of the fatigue strength of magnesium alloy AZ31

open access: yesJournal of Magnesium and Alloys, 2023
To investigate the improvement in the fatigue strength of magnesium alloy by peening methods, magnesium alloy AZ31 was treated by submerged laser peening (SLP), cavitation peening (CP), and shot peening (SP), and the fatigue properties were evaluated by ...
Hitoshi Soyama   +2 more
doaj   +1 more source

Yield Strength and Stacking Fault Energy on Fatigue Crack Propagation [PDF]

open access: yes, 1971
It is very important to clarify the question whether fatigue crack propagation will be affected by mechanical propaties or other propaties of materials.
Honda, Kazuo, Konaga, Tetsuro
core   +1 more source

Study on Bending Fatigue Strength of Helical Gears : 3rd Report, Mechanism of Bending Fatigue Breakage

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1982
In this paper, the relations between the stress distributions on root fillet and the crack initiation and propagation in helical gear, thin rim gear teeth and cantilever plate were examined and the mechanism of bending fatigue breakage of helical gears was investigated.
Satoshi ODA, Takao KOIDE
openaire   +3 more sources

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Design of an ultra-high torque double shoulder drill-pipe tool joint for extended reach wells

open access: yesNatural Gas Industry B, 2017
Drill-pipe tool joints in extended reach wells often suffer a shear failure. In view of this, an ultra-high torque double-shoulder pipe joint was designed according to the deformation compatibility relation of the drill-pipe tool joint under torque.
Xiaohua Zhu, Zhi Zhang
doaj   +1 more source

Bending and fatigue strength of mortise and tenon furniture joints made from oil palm lumber. [PDF]

open access: yes, 2010
The bending and fatigue strengths of rectangular mortise and tenon furniture joints made from oil palm lumber and solid Rubberwood were compared. The results showed that the ultimate bending moment of the oil palm lumber joints were half of the strength ...
Ioras, Florin   +1 more
core   +2 more sources

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

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