Hardness is the resistance of a material to localized deformation. The term can apply to deformation from indentation, scratching,...

General Concepts: Stainless steels, resumed here in a general way, are defined as steel alloys, where the chromium content ranges from...

Here are some rarely used NDT – Few Other Methods 1. Eddy Current Testing – ET: Eddy-current inspection uses electromagnetic induction...

Non destructive Testing (NDT)- Common Methods are: Visual Inspection – VT Liquid Penetrant Testing – LT Magnetic Particle Testing – MT...

We would see about Recommendations for Welding of Structural Steel as per AWS D1.1 , 2020 revision Groove Weld: (Clause 4.4.1) Weld...

The sole purpose of welding procedures is to describe the details that are to be followed in the welding of specific materials or type of...

Positions for Welding Pipe For welding pipe in shops, power plants, oil refineries, and chemical plants for crude oil, gasoline, and...

Fillet Weld Positions The advantage of the fillet-welded joint is that it’s unnecessary to prepare the edges of the plates or sheets for...

Standards for Welding Positions: It is very important for the Weld Inspector to know the position, or location of a joint relative to the...

The NDT (nondestructive testing) methods are: Visual Inspection – VT Liquid Penetrant Testing – LT Magnetic Particle Testing – MT...

Quality Assurance Glossary This blog gives you the abbreviations and definitions of terms used in quality Assurance department....

Brazing is a process of joining dis-similar metal, where as welding is a process of joining similar metal. In this blog we can see about...

Welding Procedure Specification- WPS This document details, how to qualify a welding procedure specification-wps for weld metal overlay /...

How to interpret Acceptance Criteria for Ultrasonic Testing as per AWS D1.1 The Requirements of Ultrasonic Flaw detector equipment as per...

TASKS DURING WELDING OPERATIONS Welding inspection during welding operations should include all the audit parameters to verify that the...

The original ASME B31 Code for Pressure Piping was first introduced in 1935 as the single document for piping design. In 1955, ASME began...

What is pressure vessel? Pressure vessel is closed container which holds liquids or gasses at a pressure greater than the atmospheric...

What is pressure vessel? Pressure vessel is closed container which holds liquids or gasses at a pressure greater than the atmospheric...

What is an Alloy? Since metals are insoluble in water, alcohol; they are mixed with other metals in molten state which upon cooling...

Welding and Fabrication Welding is a major process which is involved in almost all fabrication industries, from general structures to...