Results 31 to 40 of about 20,255 (217)

Method of assessing the technical condition and failure of overhead cranes designed to work in difficult conditions

open access: yesCase Studies in Construction Materials, 2022
The article presents a method for assessing the technical condition of overhead crane equipment. Particular emphasis was put on equipment designed to work in conditions that accelerate corrosion.
Grzegorz Przybyłek   +1 more
doaj   +1 more source

Non destructive testing (NDT) with high Tc RF SQUIDs

open access: yesJournal of Physics: Conference Series, 2008
A high Tc rf SQUID nondestructive evaluation (NDE) set-up has been realized to measure the eddy current induced field in different aluminum samples, under a weak AC and low frequency magnetic excitation. An efficient and simple analytic modeling method has been also developed for computing the magnetic field created by the induced eddy current in the ...
Bettaieb, Laroussi   +4 more
openaire   +3 more sources

Failure Investigation of Hydrogen Blistering on Low-strength Carbon Steel [PDF]

open access: yesIranian Journal of Oil & Gas Science and Technology, 2013
The current study assesses the root causes of hydrogen blisters on low strength carbon steel equipment. For this purpose, some experiments including hardness test, non-destructive test (NDT), metallography, and fractograpghy are conducted.
Elahe Shekari   +4 more
doaj   +1 more source

Prediction of Compressive Strength of Reinforced Concrete Structural Elements by Using Combined Non-Destructive Tests

open access: yesJournal of Engineering, 2023
This research is devoted to investigate relationship between both Ultrasonic Pulse Velocity and Rebound Number (Hammer Test) with cube compressive strength and also to study the effect of steel reinforcement on these relationships.
Nada Mahdi. Fawzi   +2 more
doaj   +1 more source

Two dimensional non-destructive testing data maps for reinforced concrete slabs with simulated damage

open access: yesData in Brief, 2019
This research presents the use of a total of five Non-Destructive Testing Techniques (NDTs) and their combination to detect and quantify subsurface simulated defects in Reinforced Concrete slabs. The NDT techniques were applied on a total of nine 1800 mm 
Harsh Rathod, Rishi Gupta
doaj   +1 more source

Studies on mechanical behavior of glass epoxy composites with induced defects and correlations with NDT characterization parameters [PDF]

open access: yes, 2007
Degradation in mechanical properties (compression, flexural and ILS) of glass epoxy composite laminates with induced defects (simulating delaminations) was studied. The defects were characterized by using the A-scan ultrasonic pulse-echo technique.
Kumar, C Rahul   +4 more
core   +1 more source

Practical Aspects of Correlation Analysis of Compressive Strength from Destructive and Non-Destructive Methods in Different Directions

open access: yesInfrastructures, 2023
The research presented here demonstrates the practical aspects of the numerical correlation of the results of the compressive strength test. The destructive test (DT) in a hydraulic press and the non-destructive test (NDT) using a Schmidt hammer in ...
Baitollah Badarloo, Petr Lehner
doaj   +1 more source

Observations of acoustic emission activity during gear defect diagnosis. [PDF]

open access: yes, 2003
It is widely recognised that acoustic emission (AE) is gaining ground as a non- destructive technique (NDT) for health diagnosis on rotating machinery.
Mba, David, Toutountzakis, Tim
core   +2 more sources

Failure analysis of a steel motorcycle kickstand [PDF]

open access: yes, 2009
Copyright @ 2009 Springer US.A fractured steel motorcycle kickstand was metallurgically investigated using a range of failure analysis tools [visual examination, energy dispersive X-ray (EDX) analysis, electron microprobe analysis (EPMA), scanning ...
A Sandvik   +10 more
core   +1 more source

Quality Control and Management of Nondestructive Testing Process in Aircraft Fatigue Test

open access: yesEngineering Proceedings
Aircraft fatigue test is a critical step for new aircraft models to obtain certification. The primary task of fatigue test is to detect damage promptly and gather damage data.
Shuang Lv, Zhiwei Peng
doaj   +1 more source

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