Results 1 to 10 of about 630,138 (258)
Gigacycle fatigue in high strength steels. [PDF]
Sci Technol Adv Mater, 2019 This paper reviews the research results to date on gigacycle fatigue caused by internal fractures in high strength steels. Firstly, accelerated fatigue testing was realized using ultrasonic fatigue testing at 20 kHz, which completes 109 cycles in one day,
Furuya Y, Hirukawa H, Takeuchi E.
europepmc +6 more sources
Science and Technology of Advanced Materials: Methods, 2022 The new fatigue data sheet, No. 132, discloses gigacycle fatigue properties of the A6061-T6 aluminium alloys at high stress ratios. The fatigue tests were conducted mainly by the ultrasonic fatigue testing at 20 kHz, while conventional fatigue tests at ...
Hisashi Hirukawa +4 more
doaj +2 more sources
Science and Technology of Advanced Materials: Methods, 2022 The new fatigue data sheet, No. 131, discloses gigacycle fatigue properties of the carburizing steel tested under rotating-bending conditions. This fatigue data sheet employed vacuum carburizing, as well as gas carburizing.
Hisashi Hirukawa +4 more
doaj +2 more sources
A Predictive Methodology for Temperature, Heat Generation and Transfer in Gigacycle Fatigue Testing
Metals, 2023 Recently, a trend in fatigue testing related to increasing excitation frequencies during experiments has been observed. This tendency is a product of both necessity and available technological capabilities.
Felipe Klein Fiorentin +4 more
doaj +2 more sources
Catalogue of NIMS fatigue data sheets. [PDF]
Sci Technol Adv Mater, 2019 This paper summarizes the NIMS fatigue data sheets and makes a new gateway available to access them. The NIMS fatigue data sheets are a huge database of the fatigue properties of structural materials. This project covers fundamental fatigue properties at
Furuya Y +4 more
europepmc +2 more sources
Gigacycle fatigue properties of additively manufactured Hastelloy X
Science and Technology of Advanced Materials: MethodsGigacycle fatigue tests were conducted on additively manufactured (AM) Hastelloy X. Individual AM samples manufactured in the Z and X directions were tested at room temperature, and the results were compared with those for conventionally produced ...
Yoshiyuki Furuya +5 more
doaj +2 more sources
NIMS fatigue data sheet on gigacycle fatigue properties of A2017 (Al-4.0Cu-0.6Mg) aluminium alloy
Science and Technology of Advanced Materials: MethodsThe new fatigue data sheets, Nos. 135 and 136, disclose the gigacycle fatigue properties of A2017-T4 aluminium alloys. No. 135 shows gigacycle fatigue test results at a stress ratio of R = −1 up to 1010 cycles, obtained by rotating bending fatigue ...
Yoshiyuki Furuya +2 more
doaj +2 more sources
In-Situ Thermography Investigation of Crack Growth in Armco Iron under Gigacycle Fatigue Loading
Metals, 2022 A non-destructive thermographic methodology based on the temperature field is utilized to determine the crack tip position during the very high cycle fatigue (VHCF) test of pure iron and deduce the corresponding fatigue crack growth rate (FCGR).
Victor Postel +6 more
doaj +2 more sources
Initiation in gigacycle fatigue related to metallurgical defects [PDF]
MATEC Web of Conferences, 2014 This paper is dealing with the fish eye formation around defects in gigacycle regime: mechanisms, modelling, phase transformation.
Bathias C. +4 more
doaj +2 more sources
Nihon Kikai Gakkai ronbunshu, 2020 Gigacycle fatigue properties of actual material of a storage cylinder, which had been used in a hydrogen station for verification tests, were examined in both longitudinal and circumferential directions.
Hisashi HIRUKAWA +3 more
doaj +2 more sources