Acceptance Criteria for Liquid Penetrant Testing -LPT
30 June 2021


blogs, Training

Acceptance Criteria for Liquid Penetrant Testing -LPT

Acceptance Criteria for Liquid Penetrant Testing -LPT as per ASME , AWS and API standards Liquid penetrant testing simply called as PT. Sometimes Dye Penetrant Testing is a surface defect detection NDT  method and is more sensitive to all kind of surface defects, such as…
cast iron
24 May 2021


blogs, Training

Cast Iron and Its Types

What is a cast iron? Cast iron are ferrous alloys with greater than 2% carbon. They also contain small amounts of other materials such as silicon, sulphur, manganese, & phosphorous. In general it consists alloys of carbon & iron. They are the least expensive of all metals and…
12 April 2021


blogs

Acceptance Criteria for Ultrasonic Testing

How to interpret Acceptance Criteria for Ultrasonic Testing as per AWS D1.1 The Requirements of Ultrasonic Flaw detector equipment as per AWS D1.1 Structural Steel Welding code is given below: Equipment: The ultrasonic equipment’s shall be pulse echo type ‘A’ scan suitable for use with transducers…
UT Inspection services
30 March 2021


blogs

Non Relevant Ultrasonic Indications

Non relevant Ultrasonic Indications can usually be identified as one of the following: Electrical Interference Interference form the transducer (search unit) Interference form the surface of the specimen Interference caused by mode conversion of the sound beam Interference caused by the shape of 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


blogs

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.
ndt testing on pressure vessel
20 February 2021


blogs

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


blogs

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


blogs

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…
Ultrsonic testing
12 January 2021


blogs

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…