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Sensitivity setting for ultrasonic testing as per ISO 17640
Range and Sensitivity Setting for Ultrasonic testing Setting of range and sensitivity shall be carried out prior to each testing in according to this procedure. The temprture difference between the time of range and sensitivity setting and time of test should be within ± 15°C. Checks…
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Pressure Vessel Inspection- Non Destructive Testing In Service
What is pressure vessel? Pressure vessel is closed container which holds liquids or gasses at a pressure greater than the atmospheric pressure. Definition of Pressure vessel as per ASME BPVC section VIII , Div 1, U1. Pressure vessel are containers for containment of pressure, either external…
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What is Acoustic emission testing?
ACOUSTIC EMISSION TESTING (AET) Acoustic Emission Test is a type of Non – Destructive Test method generally used for detecting and locating imperfections in mechanically loaded structures or components. Flaw origination and progression in a stressed component can be identified by acoustic emission test method.This…
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Inspection of Pressure vessels
What is pressure vessel? Pressure vessel is closed container which holds liquids or gasses at a pressure greater than the atmospheric pressure. Definition of Pressure vessel as per ASME BPVC section VIII , Div 1, U1, Pressure vessel are containers for containment of pressure, either external or…
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Heat Treatment of Alloys
What is an Alloy? Since metals are insoluble in water, alcohol; they are mixed with other metals in molten state which upon cooling solidifies to a solid mixture called an Alloy. This solid state mixture is also referred as a homogeneous liquid mixture. Alloys are formed by…
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Welding Symbols – An Introduction to Reading Drawings
Welding and Fabrication Welding is a major process which is involved in almost all fabrication industries, from general structures to aerospace fabrication. Importance of Fabrication Drawings The fabrication drawings includes welding symbols, which directs the fabricators. Provides information like What kind of bevel should be prepared for…
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Ultrasonic testing Couplants
A study on the couplant effects in contact ultrasonic testing. The primary purpose of a couplant is to provide a suitable sound path between the transducer and the test surface.Ultrasonic Testing couplants usage can be seen here A couplant must effectively wet or totally…
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Rebound Hammer Test-Non Destructive testing on Concrete
Non destructive testing for concrete Non Destructive Testing is the process of detecting the quality without destructing the material or without changing its actual properties. Rebound Hammer is also called as Schmidt hammer or Swiss Hammer or Concrete hammer test. This NDT method is used to detect…
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