Magnetic particle inspection
24 March 2021


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MAGNETIC PARTICLE TESTING EQUIPMENT

The following should be considered when selecting equipment for magnetic particle testing. Is equipment for wet or dry method? Magnetization requirements (AC or DC) Demagnetization- incorporated or separate unit? Ampere required. Line voltage requirements. Accessories needed or required. WET HORIZONTAL EQUIPMENT To obtain circular magnetization, the…
Standards on piping inspection
12 March 2021


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Standards for Piping Design and Inspection

Standards for Piping Design and Inspection: The original ASME B31 Code for Pressure Piping was first introduced in 1935 as the single document for piping design. In 1955, ASME began to separate the code into sections…
Ultrsonic testing
9 March 2021


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ISO Standards for Ultrasonic Testing

Ultrasonic Testing In Ultrasonic Testing we use something called “Ultrasonic Vibrations” we must know two facts about a vibration: A vibration is a back and forth movement. A vibration is energy in motion A depression of a surface from its normal position is called a displacement.
ultra sonic testing services
2 March 2021


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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…
ndt testing on pressure vessel
20 February 2021


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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…
acoustic emission sensor
10 February 2021


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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…
inspection on pressure vessels
2 February 2021


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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…
normalising
29 January 2021


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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…
Stud welding
21 January 2021


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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…
Ultrsonic testing
12 January 2021


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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…