Results 11 to 20 of about 631,552 (304)

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

Strength assessment of historic brick masonry

open access: yesJournal of Civil Engineering and Management, 2016
The identification of residual service life of a structure is an exceptionally demanding task in the case of reconstructed or newly modernised buildings.
Jiří Witzany   +3 more
doaj   +1 more source

Analysis of Measured Parameters in Relation to the Amount of Fibre in Lightweight Red Ceramic Waste Aggregate Concrete

open access: yesMathematics, 2022
The present study provides a correlation and regression analysis of lightweight waste aggregate concretes with varying degrees of fibre reinforcement. The concrete mix contains pre-soaked red ceramic waste aggregate, expanded clay coarse aggregate and ...
Marie Horňáková, Petr Lehner
doaj   +1 more source

Advances in test and measurement of the interface adhesion and bond strengths in coating-substrate systems, emphasising blister and bulk techniques [PDF]

open access: yes, 2019
In this paper, recent advances in the minimum-destructive testing of the adhesion of coating-substrate systems are reviewed, focusing on key techniques such as micro- and nano-scale levels of indentation, scratching, laser-induced wave shock, as well as ...
Chen, X.   +3 more
core   +2 more sources

DESTRUCTIVE TESTING OF TWENTY-YEAR-OLD PRESTRESSED CONCRETE BRIDGE BEAMS IN FREEZING-THAWING REGION

open access: yesCivil Engineering Journal, 2019
The paper conducted a destructive test and nonlinear finite element analysisfor four pieces of pre-stressed concrete hollow plate,which have served for 20 years in the freezing-thawing region. The results showedthattypical bending destruction
LIU Jin-liang, JIA Yan-min
doaj   +1 more source

APLIKASI NON DESTRUCTIVE TEST PADA INVESTIGASI KEANDALAN STRUKTUR BETON

open access: yesSiklus: Jurnal Teknik Sipil, 2016
Struktur bangunan Stadion Utama merupakan bangunan yang digunakan sebagai tempat perhelatan acara olahraga. Struktur ini diindikasikan memiliki ketidaksesuaian antara struktur terpasang dengan spesifikasi teknik yang direncanakan.
Widya Apriani
doaj   +1 more source

Development of a laser shock adhesion test for the assessment of weak adhesive bonded CFRP structures [PDF]

open access: yes, 2014
Adhesive bondin,g bas a great poœnlial far future ligbtweight bigb-loaded structures in the a.eronautic industiy. A preœquisite for sucb an application is dtat the bond quality of the adhesive joint can be assessed in a non-destructive way. However, the
BERTHE, Laurent   +6 more
core   +6 more sources

Studi Evaluasi Pengaruh Variasi Mutu Beton Terhadap Kekuatan Struktur Beton Normal Menggunakan Metode Non-Destructive Test dan Destructive Test

open access: yesRekayasa Sipil, 2019
To make the examination of the strength of existing building structures easier, can be done by using the NDT methods. It is therefore a study related to the combination of NDT and DT methods to obtain better accuracy of the results.
Bagas Bhanu Aribawa   +2 more
doaj   +1 more source

STUDI PEMELIHARAAN DAN KELAYAKAN DENGAN METODE NON - DESTRUCTIVE TEST DI GEDUNG A UNIVERSITAS SEMARANG

open access: yesTeknika, 2022
Dalam suatu bangunan gedung perlu dilakukan pemeriksaan dan perawatan secara berkala. Pengecekan akan mempengaruhi kondisi bangunan dan pengguna gedung.
Nurti Kusuma Anggraini   +2 more
doaj   +1 more source

Evaluation of mechanical properties of friction stir welded commercially pure aluminium

open access: yesMATEC Web of Conferences, 2018
In this study, friction stir welding (FSW) of commercially pure aluminium is carried out. The main defects existing in this process are cavity, irregular material flow due to unsuitable selection of welding parameters.
Suresh Kumar S.   +3 more
doaj   +1 more source

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