Results 1 to 10 of about 1,807 (175)

Research on Dry Coupling Technology in the Ultrasonic Non-Destructive Testing of Concrete [PDF]

open access: yesMicromachines
In the health monitoring and safety assessments of concrete structures, ultrasonic non-destructive testing (NDT) technology has become an indispensable tool due to its non-destructive nature, efficiency, and precision.
Jun Li, Zeyu Chen
doaj   +2 more sources

A Non-Destructive Method for Predicting Critical Load, Critical Thickness and Service Life for Corroded Spherical Shells under Uniform External Pressure Based on NDT Data

open access: yesApplied Sciences, 2023
A pressurized spherical shell that is continuously corroded will likely buckle and lose its stability. There are many analytical and numerical methods to study this problem (critical load, critical thickness, and service life), but the friendliness ...
Cheng Huijuan Liu, Giuseppe Lacidogna
doaj   +3 more sources

Terahertz based non-destructive testing (NDT) [PDF]

open access: yestm - Technisches Messen, 2020
Abstract Established methods based on X-rays, ultrasound, thermography, eddy current, and optics are very effective in fault detection and structural analysis. However, these methods are limited for some applications, for example, the non-destructive testing of fiber-reinforced plastics, foams, and sandwich or hollow structures. In these
Dirk Nüßler, Joachim Jonuscheit
openaire   +1 more source

Reliability analysis of helium pressure non-destructive testing method of the fuel rod

open access: yesHe jishu, 2023
BackgroundCurrently, the destructive puncture manometry method is used to measure helium pressure inside fuel rods. However, this method is expensive and does not guarantee 100% coverage.
HUANG Fan   +4 more
doaj   +1 more source

Applying Artificial Intelligence to Improve On-Site Non-Destructive Concrete Compressive Strength Tests

open access: yesCrystals, 2021
In the construction industry, non–destructive testing (NDT) methods are often used in the field to inspect the compressive strength of concrete. NDT methods do not cause damage to the existing structure and are relatively economical.
Tu Quynh Loan Ngo   +2 more
doaj   +1 more source

Advances in applications of non-destructive testing (NDT): a review

open access: yesInternational research journal of engineering, IT & scientific research, 2021
Manufacturing defects and discontinuities in a product are anomalies which can lead to severe damages which may sometimes involve loss of life. These defects must be examined and corrected before the product goes into service. There are two methods of testing a product for defects and discontinuities viz. Destructive Testing and Non-Destructive Testing.
Mridul Gupta, Muhsin Ahmad``` Khan
openaire   +3 more sources

Predicting the performance of existing pre-cast concrete pipes using destructive and non-destructive testing techniques

open access: yesHeliyon, 2023
One of the most significant and critical urban assets for a sustainable community is the sewer pipeline network and water distribution system. Water sewer networks and distribution systems have a definite service life span to provide continuous ...
Wasim Abbass   +5 more
doaj   +1 more source

Comparatively Study of Non-Destructive test with different methods in various curing days [PDF]

open access: yesE3S Web of Conferences
In non-destructive testing, materials, components, or assemblies are inspected, tested, or evaluated without being destroyed. In nondestructive testing, materials, components, and assemblies are evaluated for quality and integrity without damaging them ...
Pahade Chandramohan   +6 more
doaj   +1 more source

Investigation on welding defects of alloys using TIG and MIG welding

open access: yesHybrid Advances, 2023
This study is to look at the welding procedures of tungsten inert gas (TIG) and metal inert gas (MIG). This study focuses on welding flaws with different types of welding joints for AISI-1020 mild steel when welding with tungsten inert gas (TIG) and ...
Syed Rashedul Haque
doaj   +1 more source

Performance evaluation of patch repairs on historic concrete structures (PEPS): the evolution of conservation repairs on the Historic England Phase II test sites and PEPS Phase II results [PDF]

open access: yesMATEC Web of Conferences, 2022
Historically, little effort had been made to match patch repairs to culturally significant reinforced concrete structures so that they are effective and sustain the aesthetic values of the structure.
Lauder Nicola, Farrell David
doaj   +1 more source

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