Results 31 to 40 of about 3,117 (209)

Prediction of fatigue crack initiation under biaxial loading [PDF]

open access: yesFracture and Structural Integrity, 2017
This investigation revisits biaxial fatigue experiments carried out with the nickel-based superalloy termed Waspaloy. Recently, yield criteria extended to multiaxial fatigue and stress based approaches were analysed and their performance to correlate the
J.V. Sahadi, D. Nowell, R.J.H. Paynter
doaj   +2 more sources

Design optimization of cruciform specimens for biaxial fatigue loading [PDF]

open access: yesFracture and Structural Integrity, 2014
In order to correctly assess the biaxial fatigue material properties one must experimentally test different load conditions and stress levels. With the rise of new in-plane biaxial fatigue testing machines, using smaller and more efficient electrical ...
R. Baptista   +5 more
doaj   +2 more sources

A Review and Case Analysis on Biaxial Synchronous Loading Technology and Fast Moment-Matching Methods for Fatigue Tests of Wind Turbine Blades

open access: yesEnergies, 2022
Wind power utilization is attracting worldwide attention in the renewable energy field, and as wind power develops from land to sea, the size of the blades is becoming incredibly larger.
Liang Lu   +3 more
doaj   +1 more source

An dissipated energy based analysis of fatigue crack propagation law [PDF]

open access: yesMATEC Web of Conferences, 2019
The experimental study of heat flux evolution at the fatigue crack tip during biaxial loading was carry out in this work. The plane samples of stainless steel AISI 304 with thick of 3 mm were weakened by notch to initiate fatigue crack at the centre of ...
Vshivkov Aleksei   +4 more
doaj   +1 more source

A mechanistic approach to the Kitagawa-Takahashi diagram using a multiaxial probabilistic framework [PDF]

open access: yes, 2013
The aim of this paper is to propose a flexible multiaxial modelling framework that is capable of combining two fatigue damage mechanisms so as to continuously describe the Kitagawa-Takahashi diagram.
PESSARD, Etienne   +3 more
core   +1 more source

High cycle torsional fatigue properties of 17-4PH stainless steel [PDF]

open access: yesFracture and Structural Integrity, 2016
Sensitivity to small defects under torsional fatigue loading condition is examined in the high cycle fatigue regime. Fatigue crack initiation and small crack growth behaviors were observed during fatigue testing and fractographic investigations were ...
K. Yanase, B.M. Shönbauer, M. Endo
doaj   +2 more sources

Biaxial fatigue tests and crack paths for AISI 304L stainless steel [PDF]

open access: yesFracture and Structural Integrity, 2014
AISI 304L stainless steel specimens have been tested in fatigue. The tests were axial, torsional and in-phase biaxial, all of them under load control and R=-1.
V. Chaves, C. Madrigal, A. Navarro
doaj   +2 more sources

INITIATION AND GROWTH OF CRACKS IN BIAXIAL FATIGUE [PDF]

open access: yesFatigue & Fracture of Engineering Materials & Structures, 1979
Abstract—Observations of fatigue crack growth in smooth specimens under biaxial loading are reviewed, with particular reference to the Stage I to Stage II and Stage II to Stage I transitions. Further results are presented for 1% Cr‐Mo‐V steel and AISI 316 stainless steel at various temperatures, showing that all cracks may be classed as either Stage I ...
M. W. BROWN, K. J. MILLER
openaire   +1 more source

Biaxial Very High Cycle Fatigue Testing and Failure Mechanism of Welded Joints in Structural Steel Q345

open access: yesCrystals
The very high cycle fatigue (VHCF) strength of welded joints made of high-strength structural materials is generally poor, which poses a serious threat to the long life and reliability of the structural components.
Bing Xue   +7 more
doaj   +1 more source

Equi-biaxial loading effect on austenitic stainless steel fatigue life [PDF]

open access: yesFracture and Structural Integrity, 2016
Fatigue lifetime assessment is essential in the design of structures. Under-estimated predictions may result in unnecessary in service inspections. Conversely, over-estimated predictions may have serious consequences on the integrity of structures.
C. Gourdin   +4 more
doaj   +2 more sources

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