Results 21 to 30 of about 15,891,008 (203)

Durability study on ambient cured geopolymer concrete made with various molarities of NaOH

open access: yesGrađevinar, 2023
Geopolymer concrete is an innovative variation of the conventional construction material that reduces the environmental impact of producing Ordinary Portland Cement (OPC) while simultaneously improving the efficient use of industrial by-products.
Sasi Rekha M., Sumathy S. R.
doaj   +1 more source

Solution of Large Stochastic Finite Element Problems – Application to ECT-NDT [PDF]

open access: yes, 2013
Version éditeur disponible à cette adresse : http://ieeexplore.ieee.org/xpl/articleDetails.jsp?arnumber=6514633This paper describes an efficient bloc iterative solver for the Spectral Stochastic Finite Element Method (SSFEM). The SSFEM was widely used to
MOREAU, Olivier   +3 more
core   +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

INSPEKSI NDT HASIL PENGELASAN GMAW TINGKAT 1 MAHASISWA SEMESTER 6 PRODI TEKNIK MESIN KONSENTRASI TEKNIK PRODUKSI POLMED

open access: yesJurnal Teknik Mesin, 2017
Penelitian ini dimaksudkan untuk mendapatkan gambaran yang jelas kesiapan mahasiswa untuk mengikuti sertifikasi di LSP P1 Polmed untuk skema kompetensi ‘Pengelasan GMAW tingkat 1’ dimana 10 mahasiswa semester 6 Program Studi Teknik Mesin, konsentrasi ...
Melvin Bismark H Sitorus
doaj   +1 more source

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

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

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

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

A feasibility study on different NDT techniques used for testing bond quality in cold roll bonded Al-Sn alloy/steel bimetal strips

open access: yesManufacturing Review, 2017
This paper presents non-destructive testing (NDT) results for the detection of bond defects in aluminium-tin (Al-Sn) alloy/steel bimetal strips. Among all types of bimetal strip that are used in the automotive industry for plain journal engine bearings ...
Tallafuss Philipp Johannes   +2 more
doaj   +1 more source

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